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1.
Cureus ; 16(3): e56905, 2024 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-38659557

RESUMO

Head and neck cancers, including nasopharyngeal carcinoma (NPC), are relatively common in Saudi Arabia. Radiotherapy is a standard treatment for NPC, but it can lead to side effects, including post-radiation otitis media with effusion (OME). Managing post-radiotherapy OME remains a topic of debate, with various interventions proposed. This study aims to review the efficacy of different methods to manage post-radiotherapy OME in NPC. This includes tympanostomy tube insertion, frequent myringotomies, and observation. A systematic review was carried out for articles published between 1975 and 2023 following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. Excluded from the analysis were articles that involved patients undergoing surgical treatment for nasopharyngeal cancer, studies that focused on patients with other head and neck cancers who developed OME after radiotherapy, research investigating the effectiveness of surgical procedures unrelated to tympanostomy tube insertion, studies written in non-English language, and case reports, reviews, or conference letters. A total of 450 studies were screened, of which six studies were included in the review, yielding 328 patients. The mean age ranged between 46 and 52 years. Follow-up varied from six months to 11 years. The intervention in all studies was tympanostomy tube insertion, and the controls were myringotomy, observation, or tympanic membrane fenestration with cauterization. The use of recurrent myringotomies for the treatment of OME in patients with NP post-radiotherapy is associated with improved chances for the resolution of effusion and decreased risk of complications when compared to tympanostomy tube insertion. Hence, we recommend following a step-wise approach when dealing with this group of patients, offering grommets for patients with persistent effusion or those who cannot tolerate frequent procedures.

2.
Radiol Case Rep ; 19(7): 2679-2683, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38645953

RESUMO

Tuberculous otomastoiditis, a rare manifestation of tuberculosis in the head and neck region, poses diagnostic and therapeutic challenges due to its non-specific clinical features and potential debilitating complications. While typically arising from direct spread from adjacent organs, the coexistence of tuberculous otomastoiditis and cervical spondylitis is rarely reported. We present the case of a 14-year-old male with a 3-month history of painless bilateral ear discharge resistant to antibiotic therapy. The clinical and radiological findings raised suspicions of tuberculous otomastoiditis and spondylitis, which was later confirmed by histopathological examination despite negative microbiological cultures. This case underscores the significance of considering tuberculosis in conditions involving multiple organs, especially when persistent extensive damage is observed despite optimal initial treatments.

3.
J Med Cases ; 15(2-3): 43-48, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38646423

RESUMO

Gradenigo's syndrome (GS) is a rare entity characterized by otitis media, pain in the trigeminal nerve distribution and abducens nerve palsy. The classic triad is uncommon, making the diagnostic workup challenging. Specifically, the diagnostic approach includes medical history, a complete otorhinolaryngological examination, a pure-tone audiogram and radiological investigation such as contrast-enhanced computed tomography scan and magnetic resonance imaging of head and neck. Broad-spectrum antibiotics are the first-line treatment, such as intravenous (IV) ceftriaxone and IV metronidazole. Here, we present the case of a 71-year-old man with a previous history of otitis media and poorly controlled type 2 diabetes mellitus. He presented to our attention with facial pain, left hemilarynx paralysis, dysphagia and otorrhea. The patient was treated with broad-spectrum antibiotics without any clinical improvement. Imaging evaluations demonstrated the presence of wide and poorly defined pathological material with epicenter in the masticatory space, involving all nearby structures. The patient underwent multiple biopsies without obtaining a definitive tissue diagnosis of neoplasia. After 2 months, the patient developed delayed VI cranial nerve palsy, providing evidence of GS. Although incomplete, GS has been described in the literature; however, none of the cases exhibited a latent abducent deficit. To the best of our knowledge, this is the only case with a delayed onset of abducens nerve palsy.

4.
Otolaryngol Pol ; 78(2): 44-49, 2024 Apr 09.
Artigo em Inglês | MEDLINE | ID: mdl-38623854

RESUMO

<b><br>Introduction:</b> The COMQ-12 questionnaire is a tool to assess the quality of life in patients with chronic otitis media in many countries. The questionnaire consists of 12 questions: seven relating to the severity of symptoms, two regarding the impact of the disease on lifestyle and work, two concerning the impact on the need for healthcare, and one is a general question. Each question is rated on a scale from 0 to 5.</br> <b><br>Aim:</b> To present the validation process and the final version of the Polish version of the COMQ-12 questionnaire.</br> <b><br>Material and methods:</b> The Polish version of the COMQ-12 questionnaire was prepared based on an independent translation of the English version by three physicians (two otolaryngology specialists and one physician in the process of specialization in otolaryngology). The questionnaire was validated in a study including 60 participants: 30 patients with chronic otitis media and 30 volunteers without a history of middle ear diseases or hearing disorders. Each participant was asked to complete the COMQ-12 questionnaire twice at an interval of 4 weeks apart. The internal consistency, reliability, and construct validity of the questionnaire were analyzed using Cronbach's alpha and McDonald's omega coefficients, Spearman's rho correlation coefficient, and the Mann-Whitney test, respectively.</br> <b><br>Results:</b> High internal consistency, reliability, and construct validity of the Polish version of the COMQ-12 questionnaire were shown in the course of statistical analysis. The overall internal consistency was 0.95 and 0.97 as assessed by Cronbach's alpha and McDonald's omega coefficients, respectively. Spearman's rho correlation coefficient was above 0.89 for each question. Statistically significant differences in the COMQ-12 total scores were obtained between patients with chronic otitis media and the control group.</br> <b><br>Conclusions:</b> The Polish version of the COMQ-12 questionnaire can be a valuable clinical tool for the assessment of the quality of life in patients suffering from chronic otitis media.</br>.


Assuntos
Otite Média , Qualidade de Vida , Humanos , Polônia , Reprodutibilidade dos Testes , Traduções , Otite Média/diagnóstico , Doença Crônica , Inquéritos e Questionários
5.
Cureus ; 16(2): e55159, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-38558666

RESUMO

BACKGROUND:  A clinical condition known as chronic otitis media (COM) is characterized by tympanic membrane perforation, varying degrees of hearing loss, and otorrhea that lasts for two to six weeks. COM alone or with cholesteatoma may result in ossicular chain discontinuity and ossicular erosion. The hearing restoration procedure includes repairing the eardrum and building the ossicular chain in ears with damaged ossicles. Multiple studies suggest the predictive value of preoperative air-bone gap (ABG) to detect the ossicular chain status can help with proper preoperative planning for surgery. OBJECTIVE: To determine the degree of hearing improvement and reduction in ABG after tympanoplasty and to investigate the correlation between preoperative ABG and the status of the ossicular chain during surgery. Study design, setting, and date: This retrospective hospital file-based study was conducted at Aseer Central Hospital, Southern Region, Saudi Arabia, between November 2022 and April 2023. Hospital records of patients who underwent tympanoplasty during 2018-2023 were reviewed. Eighty-five patients were diagnosed with chronic suppurative otitis media (CSOM) between 2018 and 2023. A data collection sheet was employed to record extracted data, including the patient's age, sex, hearing assessment, type of surgical intervention, and outcome. We calculated the average of ABG decibels (dB) by summing the ABG values at 500 Hz, 1000 Hz, and 2000 Hz frequencies and dividing by three. RESULTS: In the present study, data from 85 patients who underwent tympanoplasty were analyzed. Approximately one-third of the patients were in the age group of 31 to 40 years (25, 29.4%), and 50 (58.8%) of them were females. Chronic medical conditions were observed in 30 (35.3%) patients, with diabetes being reported in 19 (63.3%) of those cases. CSOM was found to be present in the left ear of 47 (56.0%) patients. Among the patients, 25 (29.4%) had subtotal perforations, 12 (14.1%) had marginal perforations, and two (2.4%) had total tympanic membrane perforations. The majority of patients (67, 78.8%) exhibited conductive hearing loss, while the remaining 18 (21.2%) had mixed hearing loss. Of the patients, 13 (15.3%) and 20 (23.5%) had fixed and disrupted ossicular chains, respectively. In terms of ossicular disruption, incudostapedial joint (ISJ) fixing (21.2%), fixed stapes (18.2%), and ISJ dislocation (18.2%) were the most prevalent kinds. Prior to operations, the mean ± SD of ABG was 22.6 ± 7.5. ABG values were 19.0 ± 9.3 on average after surgery. The statistical difference between pre- and postoperative ABG was statistically significant (paired t-test, p = 0.007), with a mean difference of -3.7. There were no significant differences between the different statuses of ossicular chains and the type of tympanic membrane perforation. CONCLUSION: This study suggests that the degree of preoperative ABG (dB) is a valuable predictor of intraoperative ossicular chain status and can aid in preoperative planning for ossicular chain reconstruction. Furthermore, the study found that the type of tympanic membrane perforation preoperatively is not a reliable indicator of the ossicular chain status. Finally, tympanoplasty is considered a beneficial surgical procedure with a significant improvement in hearing status postoperatively.

6.
Int J Nanomedicine ; 19: 2995-3007, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38559446

RESUMO

Background: In the past decades, antimicrobial resistance (AMR) has been a major threat to global public health. Long-term, chronic otitis media is becoming more challenging to treat, thus the novel antibiotic alternative agents are much needed. Methods: ZnO@TiO2@AMP (ATZ NPs) were synthesized through a solvothermal method and subjected to comprehensive characterization. The in vitro and in vivo antibacterial effect and biocompatibility of ATZ NPs were evaluated. For the antibacterial mechanism exploration, we utilized the Electron Paramagnetic Resonance (EPR) Spectrometer to detect and analyze the hydroxyl radicals produced by ATZ NPs. Results: ATZ NPs exhibited a spherical structure of 99.85 nm, the drug-loading rate for ZnO was 20.73%, and AMP within ATZ NPs was 41.86%. Notably, the Minimum Inhibitory Concentration (MIC) value of ATZ NPs against Staphylococcus aureus (S. aureus), methicillin-resistant Staphylococcus aureus (MRSA), and Streptococcus pneumoniae (S. pneumoniae) were 10 µg/mL, and Minimum Bactericidal Concentration (MBC) value of ATZ NPs against S. aureus, and S. pneumoniae were 50 µg/mL. In comparison to the model group, the treatment of otitis media with ATZ NPs significantly reduces inflammatory exudation in the middle ear cavity, with no observable damage to the tympanic membrane. Both in vivo and in vitro toxicity tests indicating the good biocompatibility of ATZ NPs. Moreover, EPR spectroscopy results highlighted the superior ability of ATZ NPs to generate hydroxyl radicals (·OH) compared to ZnO NPs. Conclusion: ATZ NPs exhibited remarkable antibacterial properties both in vivo and in vitro. This innovative application of advanced ATZ NPs, bringing great promise for the treatment of otitis media.


Assuntos
Nanopartículas Metálicas , Staphylococcus aureus Resistente à Meticilina , Otite Média , Infecções Estafilocócicas , Óxido de Zinco , Humanos , Staphylococcus aureus , Radical Hidroxila , Óxido de Zinco/farmacologia , Óxido de Zinco/química , Antibacterianos/farmacologia , Antibacterianos/química , Otite Média/tratamento farmacológico , Testes de Sensibilidade Microbiana , Nanopartículas Metálicas/química
7.
Artigo em Chinês | MEDLINE | ID: mdl-38563175

RESUMO

Objective:To study the difference of postoperative efficacy between two-person three-hand ear endoscopy and microscopic tympanoplasty in patients with chronic suppurative otitis media, and to explore the advantages and disadvantages of two-person three-hand ear endoscopy. Methods:A retrospective study was conducted on 100 patients who underwent tympanoplasty in the Department of Otolaryngology and Head and Neck Surgery of Hunan People's Hospital from April 2019 to March 2023, and they were divided into 2 groups with 50 cases each according to random number table method. Among them, 50 cases underwent endoscopic tympanoplasty in two-person three-hand(group A) and 50 cases underwent routine microscopic tympanoplasty(group B). The operation and postoperative conditions of the two groups were followed up. Results:In group A, the mean operation time was(65.78±18.21) min, the mean intraoperative blood loss was(12.94±4.46) mL, the postoperative pain score was(1.82±0.60) points, and the mean postoperative hospital stay was(2.76±0.72) d. The mean operation time of group B was(89.45±20.38) min, the mean intraoperative blood loss was(22.78±5.74) mL, the postoperative pain score was(2.98±0.85) points, and the mean postoperative hospital stay was(3.82±0.75) d, which with statistical significance between the two groups(P<0.05). Hearing in both groups was significantly improved 6 months after surgery, and the difference was statistically significant before and after surgery(P<0.05), but there was no significant difference between the two groups before surgery and 6 months after surgery(P>0.05). There were 2 cases in group A(4%) and 1 case in group B(2%) complicated with tympanic cord injury during operation, and the difference was not statistically significant(P>0.05). There were 47 cases of A group(94%) of one-time healing of tympanic membrane after operation, 48 cases(96%) of group B, and the difference was not statistically significant(P>0.05). Conclusion:There is no significant difference in cure rate and hearing improvement between two-person three-hand ear endoscopic tympanoplasty and conventional microscope surgery, and the operation time is significantly shortened, the amount of blood loss is less, and the postoperative recovery is faster. It has the advantages of clear operating field, two-person three-hand operation, minimally invasive, and can reach the range of middle ear tympanic sinus and mastoid apex, and the surgical complications are seldom, which is worth promoting.


Assuntos
Otite Média , Timpanoplastia , Humanos , Timpanoplastia/métodos , Perda Sanguínea Cirúrgica , Estudos Retrospectivos , Estudos de Viabilidade , Otite Média/cirurgia , Resultado do Tratamento , Doença Crônica , Endoscopia/métodos , Dor Pós-Operatória
8.
Indian J Otolaryngol Head Neck Surg ; 76(2): 1697-1710, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38566640

RESUMO

Otitis media is a common health problem affecting people of all ages and significantly impacting public health and healthcare costs. Otitis media, a type of middle ear disease, is one of the most common types. This scientometric study aimed to provide an overview of the knowledge domain in otitis media research. Documents were retrieved from the Web of Science database. A scientometric study was then performed on a sample of 27,213 documents. This study found that research on otitis media has increased significantly in recent years, with an annual growth rate of 4.58%. The average age of the documents analyzed was 18 years, with an average of 21.88 citations and an average of 4.58 authors. The United States, the United Kingdom, and Japan ranked first to third in terms of number of publications. Still, the United States, China, and Sweden were in a better position in terms of impact on the research network. Co-occurrence word analysis showed that significant attention was given to topics such as chronic inflammation in autism, acute inflammation in otitis media, and increased fluid in the middle ear. This study highlights the need to prioritize and focus attention on otitis, particularly otitis media, due to its prevalence and impact on public health. The use of scientometric software, such as Biblioshiny and CiteSpace, provides a valuable means of assessing research trends and identifying important areas for future study in the field of knowledge.

9.
Indian J Otolaryngol Head Neck Surg ; 76(2): 2078-2081, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38566681

RESUMO

Otitic Hydrocephalus (OH) is one of the most significant life-threatening complications of otological infections. Given their low prevalence and non-specific ear symptoms, this complication requires a high index of suspicion for diagnosis. In this case report, we aim to provide an analysis of OH and describe common clinical signs and symptoms, treatment options, morbidity and mortality.

10.
Indian J Otolaryngol Head Neck Surg ; 76(2): 2008-2012, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38566742

RESUMO

Chronic Otitis Media (COM) with complications is a common clinical entity in Otorhinolaryngology, but advances in antibiotics and surgical techniques have reduced complication rates and mortality. Management warrants surgical disease clearance, the choice of surgical approach of which may vary. Endaural approach is a less commonly performed approach in view of its complexity and surgical expertise. This case report presents a 13-year-old female with COM-squamous active type with cerebellar abscess, managed with Lempert's endaural mastoidectomy. The patient presented with long-standing left sided purulent ear discharge, ear pain, headache, and vomiting. Diagnosis included bilateral COM-squamous active type with left cerebellar abscess, status post suboccipital craniotomy. Endaural mastoidectomy was performed to circumvent the pseudomeningocoele and achieve disease clearance. Postoperative follow-up showed well-healed scars and no evidence of disease recurrence. Chronic Otitis Media with complications requires surgical management to prevent disease progression and related complications. Surgical approaches for disease clearance include post aural and endaural techniques. Lempert's endaural approach provided a superior view of the middle ear and mastoid, facilitating disease clearance and simplifying postoperative care with enhanced cosmesis. Although endaural approach demands surgical expertise, it can be a viable option for complicated cases. In this case, Lempert's endaural canal wall down mastoidectomy effectively managed COM-squamous active type with cerebellar abscess, offering a clear view of the disease epicenter with limited bone removal. The endaural approach, in the hands of an experienced surgeon, can be a feasible alternative for surgical clearance in complicated COM cases, providing favorable outcomes with superior visibility and cosmesis.

11.
Ear Nose Throat J ; : 1455613241241868, 2024 Apr 01.
Artigo em Inglês | MEDLINE | ID: mdl-38561944

RESUMO

Objective: Early-onset otitis media with effusion (OME) can affect the development of the auditory nervous system and thus lead to auditory processing abnormalities. This study aims to review the effect of childhood OME on auditory processing abilities in children. Methods: A systematic review of the literature, restricted to the English language from 1990 to 2022 was conducted using search engines like PubMed, Embase, and Google Scholar. After selecting the articles following predefined inclusion and exclusion criteria, the data were extracted and meta-analysis was performed. Results: A total of 10 articles met the inclusion criteria. Children with a history of OME had poorer performance in most behavioral and electrophysiological tests. Pooled analysis of various tests such as the gap in noise test, frequency pattern test (verbal and nonverbal), and latencies of auditory brainstem response-I, V, I to III, and I to V showed a difference between the 2 groups. Conclusion: Childhood OME can significantly affect auditory processing abilities in children.

12.
Am J Otolaryngol ; 45(4): 104299, 2024 Apr 19.
Artigo em Inglês | MEDLINE | ID: mdl-38657531

RESUMO

INTRODUCTION: Acute mastoiditis (AM) can rapidly become life-threatening with various intracranial complications. The standard care includes antibiotics, mastoidectomy, and drainage. Reports show varying preferences for conservative and surgical treatments, with a more conservative approach gaining popularity. In this study we aim to evaluate the presenting symptoms, management and outcomes of patients presenting with intracranial complications secondary to acute mastoiditis. METHODS: Retrospective review for all children admitted for acute mastoiditis for 12 years period (January 2010-December 2021). Children who had mastoiditis associated with intracranial complications were included in the study. STROBE guidelines were followed in this study. RESULTS: 23 patients were diagnosed with acute mastoiditis with intracranial complications. The mean age was 2.1 years. The most common presenting sign was fever, followed by otalgia. The most common pathogens were Fusobacterium necrophorum and Streptococcus pneumoniae. The most common intracranial complication was sinus vein thrombosis (SVT) affecting 13 patients. Eventually, 10 patients underwent cortical mastoidectomy during 1-6 days upon admission, with an average of 3.2 days. During the follow-up period patients were monitored for clinical progression. Patients who did not show clinical improvement such as persistent fever, worsening symptoms, or the presence of neurological symptoms were treated surgically. The length of stay was an average of 15.5 days overall, with no significantly longer hospital stay in patients who were treated surgically compared to patients who were treated conservatively (17.1 days vs. 14.2 days, P = .26). CONCLUSION: Intracranial complications of acute mastoiditis remain a significant challenge. Selected patients with intracranial complications can be treated conservatively with close monitoring, without increasing the risk of immediate or long-term complications. Initial antimicrobial treatment should cover anaerobic bacteria, as it correlates with severe complications.

13.
Artigo em Inglês | MEDLINE | ID: mdl-38613183

RESUMO

OBJECTIVE: To assess the prevalence of otitis media with effusion (OME) among children who attended a tertiary level audiologic center 2 and 3 years after the COVID-19 lockdown, and to determine the impact of temporary interruption of day care center attendance on chronic OME. STUDY DESIGN: Retrospective study. SETTING: Tertiary level referral audiologic center. METHODS: We assessed the prevalence of OME among children aged 6 months to 12 years in 3 different periods (May-June 2022, January-February 2023, and May-June 2023) and compared the results with those of the corresponding periods before the COVID-19 lockdown. We also compared the disease resolution rates between a subgroup of children with chronic OME who interrupted day care center attendance for a 2-month period (Subgroup A) and a similar subgroup who continued attending day care centers (Subgroup B). RESULTS: The prevalence of OME was 38.5% (138/358) in May-June 2022, 51.9% (193/372) in January-February 2023, and 40.9% (149/364) in May-June 2023. No significant prevalence differences were observed between the periods May-June 2019, May-June 2022, and May-June 2023 (P = .78), and between the periods January-February 2020 and January-February 2023 (P = .93). At the May-June 2023 assessment, the children belonging to Subgroup A presented a greater rate of disease resolution (85.7%, 18/21) than the children belonging to Subgroup B (32%, 8/25, P < .001). CONCLUSION: This study suggests that the prevalence of OME has returned to prelockdown levels, and that interrupting day care center attendance for a 2-month period could be effective in resolving most cases of chronic OME.

14.
Cureus ; 16(3): e56213, 2024 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-38618356

RESUMO

OBJECTIVES: Chronic otitis media (COM) remains a global disease, a burden, and a challenge. Predicting its treatment's postoperative success based on clinical presentation has not been reported, particularly for the mucosal (tubotympanic/safe) type. METHODS:  A prospective descriptive study of patients with mucosal-type COM was done to identify clinical predictors of improved postoperative hearing outcomes and successful graft uptakes. RESULTS: Among the 110 ears studied, tympanoplasty was performed in 76 and cortical mastoidectomy with tympanoplasty in 34, based on six weeks of discharge-free or persistent discharge, respectively; all were treated with postoperative intranasal steroid spray. Eustachian tube dysfunction was noted in 96.4%. All patients with a history of ear discharge over five years had ossicular discontinuity, and those with persistent discharge had nonpatent aditus. Normal postoperative hearing was attained in most patients with less than one year of ear discharge. Surgical intervention within a year achieved normal hearing and graft success of 100% with type I tympanoplasty using the fascia alone in discharge-free ears and cortical mastoidectomy with tympanoplasty using cartilage-fascia graft in discharging ears, despite Eustachian tube dysfunction. In the latter group, graft success in type II tympanoplasty was 76.9%. CONCLUSION:  Ear discharge is the prime predictor of postoperative success in mucosal-type COM, as its duration and persistence dictate the time and type of surgical intervention. Duration of more than five years is directly proportional to pre-operative hearing loss with ossicular involvement and inversely proportional to postoperative hearing improvement, necessitating early surgical intervention, despite it being the mucosal or "safe type." Ear discharge-free for six weeks is an indicator of tympanoplasty. Persistent ear discharge, despite nonotogenic confounders, suggests aditus nonpatency, indicates the need for cortical mastoidectomy, and necessitates achieving its patency along with tympanoplasty. A surgical decision-making algorithm for the best possible surgical outcome in the chronic mucosal type of OM is also suggested.

15.
Ear Nose Throat J ; : 1455613241238829, 2024 Apr 08.
Artigo em Inglês | MEDLINE | ID: mdl-38590173

RESUMO

Cochlear implantation (CI) is the most effective solution for patients with severe-to-profound sensorineural hearing loss, especially in children. However, a major postoperative complication, known as chronic suppurative otitis media (CSOM), poses challenges for both doctors and families of the patients, which can affect post-CI hearing outcomes. We present the case of post-CI CSOM in a 15-year-old girl. She had been utilizing a unilateral cochlear implant for 7 years and had been experiencing intermittent earache and discharge in her only audible ear for the past 15 months. After antibiotic treatment failed to resolve her symptoms, we opted for a tympanomastoidectomy, and removed the receiver-stimulator package while keeping the electrode inside her cochlea. Simultaneously, we inserted an irrigation and drainage tube into the mastoid and middle ear space to discharge the exudate and control infection by applying topical antibiotics. The patient's ear discharge had resolved within 1 month, and her tympanic membrane healed naturally. Our successful experience shows that antibiotic irrigation and draining have effectively controlled infection and accelerated wound healing in this patient with post-CI CSOM, and it further prompted the patient to undergo bilateral CI 9 months later.

16.
Infect Immun ; : e0045323, 2024 Apr 11.
Artigo em Inglês | MEDLINE | ID: mdl-38602405

RESUMO

Nontypeable Haemophilus influenzae (NTHi) is a major otitis media (OM) pathogen, with colonization a prerequisite for disease development. Most acute OM is in children <5 years old, with recurrent and chronic OM impacting hearing and learning. Therapies to prevent NTHi colonization and/or disease are needed, especially for young children. Respiratory viruses are implicated in driving the development of bacterial OM in children. We have developed an infant mouse model of influenza-driven NTHi OM, as a preclinical tool for the evaluation of safety and efficacy of clinical therapies to prevent NTHi colonization and the development of OM. In this model, 100% of infant BALB/cARC mice were colonized with NTHi, and all developed NTHi OM. Influenza A virus (IAV) facilitated the establishment of dense (1 × 105 CFU/mL) and long-lasting (6 days) NTHi colonization. IAV was essential for the development of NTHi OM, with 100% of mice in the IAV/NTHi group developing NTHi OM compared with 8% of mice in the NTHi only group. Histological analysis and cytokine measurements revealed that the inflammation observed in the middle ear of the infant mice with OM reflected inflammation observed in children with OM. We have developed the first infant mouse model of NTHi colonization and OM. This ascension model uses influenza-driven establishment of OM and reflects the clinical pathology of bacterial OM developing after a respiratory virus infection. This model provides a valuable tool for testing therapies to prevent or treat NTHi colonization and disease in young children.

17.
Laryngoscope ; 2024 Apr 10.
Artigo em Inglês | MEDLINE | ID: mdl-38597754

RESUMO

BACKGROUND: Otitis media with effusion (OME) frequently leads to vestibular symptoms in children. However, young children face difficulty expressing their symptoms due to their limited language abilities. METHODS: The balance of study and patient group evaluated with computer dynamic posturography, single-leg stance test with eyes closed and regular Head Impulse Test. The study group was assessed once again after the insertion of a ventilation tube two months later. RESULTS: In the Sensory Organization Test, the scores for conditions 5, 6, and composite equilibrium of the preoperative patient group were notably lower compared with both the control and postoperative patient groups (p < 0.05). Additionally, a significant correlation was found between single-leg stance test with eyes closed results and conditions 5, 6, and composite equilibrium scores. CONCLUSION: The impact of OME on the vestibular system is negative. This effect can be objectively assessed using Computer Dynamic Posturography and following tube insertion, there is a notable improvement in vestibular function. Furthermore, the single-leg stance (SLS) test with eyes closed has shown its reliability in assessing balance disorders, notably in children with OME. LEVEL OF EVIDENCE: Level 2 Laryngoscope, 2024.

18.
Int Arch Allergy Immunol ; : 1-10, 2024 Apr 05.
Artigo em Inglês | MEDLINE | ID: mdl-38583424

RESUMO

INTRODUCTION: No previous studies have evaluated the levels of neutrophil extracellular trap (NET) remnants or the importance of deoxyribonuclease (DNase) I activity based on the disease activity of otitis media with antineutrophil cytoplasmic antibody-associated vasculitis (OMAAV). The aim of this study was to explore the formation of NETs in the middle ear of patients with OMAAV during the onset and remission phases of the disease, with a particular focus on the relationships between the quantifiable levels of NET remnants and DNase I activity. METHODS: OMAAV patients were eligible for inclusion. Patients with otitis media with effusion (OME) were examined as controls. The levels of cell-free deoxyribonucleic acid (DNA), citrullinated-histone H3 (cit-H3)-DNA complex, and myeloperoxidase (MPO)-DNA complex were quantified using an enzyme-linked immunosorbent assay. DNase I activity was measured using a fluorometric method. RESULTS: The quantifiable levels of cell-free DNA, cit-H3-DNA complex, and MPO-DNA complex in the middle ear lavage of patients with OMAAV at onset were significantly higher than those in patients with OMAAV at remission and in patients with OME. DNase I activity in the patients with OMAAV at onset was significantly lower than those in patients with OMAAV at remission and OME and was negatively correlated with the level of MPO-DNA complex. CONCLUSIONS: This study suggests that NET remnants and DNase I activity may be potentially useful biomarkers for the diagnosis and disease activity of OMAAV.

19.
Int J Pediatr Otorhinolaryngol ; 179: 111921, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38582054

RESUMO

OBJECTIVES: To determine rates and risk factors of pediatric otitis media (OM) using real-world electronic health record (PEDSnet) data from January 2009 through May 2021. STUDY DESIGN: Retrospective cohort study. SETTING: Seven pediatric academic health systems that participate in PEDSnet. METHODS: Children <6 months-old at time of first outpatient, Emergency Department, or inpatient visit were included and followed longitudinally. A time-to-event analysis was performed using a Cox proportional hazards model to estimate hazard ratios for OM incidence based on sociodemographic factors and specific health conditions. RESULTS: The PEDSnet cohort included 910,265 children, 54.3% male, mean age (months) 1.3 [standard deviation (SD) 1.6] and mean follow up (years) 4.3 (SD 3.2). By age 3 years, 39.6% of children had evidence of one OM episode. OM rates decreased following pneumococcal-13 vaccination (PCV-13) and the COVID-19 pandemic. Along with young age, non-Hispanic Black/African American or Hispanic race/ethnicity, public insurance, higher family income, and male sex had higher incidence rates. Health conditions that increased OM risk included cleft palate [adjusted hazard ratio (aHR) 4.0 [95% confidence interval (CI) 3.9-4.2], primary ciliary dyskinesia [aHR 2.5 (95% CI 1.8-3.5)], trisomy 21 [aHR 2.0 (95% CI 1.9-2.1)], atopic dermatitis [aHR 1.4 (95% CI 1.4-1.4)], and gastroesophageal reflux [aHR1.5 (95% CI 1.5-1.5)]. CONCLUSIONS: Approximately 20% of children by age 1 and 40% of children by age 3 years will have experienced an OM episode. OM rates decreased after PCV-13 and COVID-19. Children with abnormal ciliary function or craniofacial conditions, specifically cleft palate, carry the highest risk of OM.


Assuntos
Fissura Palatina , Otite Média , Criança , Humanos , Masculino , Lactente , Pré-Escolar , Feminino , Estudos Retrospectivos , Fissura Palatina/complicações , Pandemias , Otite Média/etiologia , Fatores de Risco
20.
Laryngoscope ; 2024 Apr 26.
Artigo em Inglês | MEDLINE | ID: mdl-38666491

RESUMO

OBJECTIVES: Systematically review of literature characterizing health-related quality of life (HRQoL) impact of surgery in pediatric otitis media (OM) patients, and meta-analysis of studies using the OM-6 questionnaire. DATA SOURCES: Pubmed, EMBASE, Cochrane Library, Scopus. REVIEW METHODS: A systematic review of literature of studies evaluating HRQoL outcomes for OM patients managed by surgery. Two investigators independently reviewed abstracts and full-length articles. Risk of bias was assessed using the MINORS criteria and Cochrane Risk of Bias 2 tool. RESULTS: The search yielded 1272 studies, 50 underwent full-text review and 23 met inclusion criteria. Non-randomized studies were of moderate to good quality, while randomized trials had a high risk of bias. Age ranged from 6 months to 15 years. Race and socioeconomic factors were inconsistently reported. There were 11 HRQoL outcome measure instruments of which four were disease-specific. Eleven studies used OM-6 and nine were included in the meta-analysis. Pooled analysis of five studies showed a mean OM-6 change of 1.79 (95% CI: 1.53-2.06; 95% PI: 0.92-2.67; I2 = 68%) 4-6 weeks after surgery; a mean change of 1.87 (95% CI: 1.15-2.58; 98%) after 6 months across two studies; and a mean change of 1.64 (1.02 to 2.27; -6.35 to 9.64; 98%) after 9-13 months across three studies. CONCLUSIONS: There is no consistency in HRQoL instruments used to evaluate pediatric OM surgery outcomes in current literature with few RCTs. Meta-analysis showed a clinically significant large improvement in HRQoL 4-6 weeks after tympanostomy tube placement. LEVEL OF EVIDENCE: N/A Laryngoscope, 2024.

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