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2.
Chron Respir Dis ; 21: 14799731241268262, 2024.
Article in English | MEDLINE | ID: mdl-39241114

ABSTRACT

Objectives: This study aimed to investigate the dynamic patterns of perception and expectations among COPD patients. Methods: Conducted at the Heart-Respiratory Rehabilitation Unit, IRCCS Fondazione Don Carlo Gnocchi, in Milan, Italy, the research involved 28 participants (16 males; mean age 72.8 ± 9.9) in face-to-face interviews. Utilizing a Grounded Theory approach, complemented by clinical data, recorded, and transcribed interviews underwent enhancement through the integration of two pictorial tools. Results: The central theme that emerged was a profound sense of responsibility toward their condition, perceived as a significant threat to life. Key symptoms, such as shortness of breath, coupled with negative expectations about their condition, contributed to depressive mood and avoidance behaviors. A notable proportion (N = 17; 60.71%) of participants struggled to envision a positive future, expressing a pervasive sense of hopelessness, which significantly influenced their health behaviors and adherence to medical recommendations. Conversely, individuals who felt supported and optimistic about treatment efficacy exhibited more positive expectations and adopted proactive coping strategies. Discussion: Recognizing the dynamic nature of patients' perceptions and negative illness expectations is essential to create personalized therapeutic interventions and meet the specific needs of COPD patients, ultimately improving the overall effectiveness of their care journey.


Subject(s)
Adaptation, Psychological , Grounded Theory , Pulmonary Disease, Chronic Obstructive , Humans , Pulmonary Disease, Chronic Obstructive/psychology , Pulmonary Disease, Chronic Obstructive/therapy , Male , Female , Aged , Middle Aged , Depression/psychology , Depression/etiology , Aged, 80 and over , Dyspnea/psychology , Dyspnea/etiology , Dyspnea/therapy , Qualitative Research , Precision Medicine/methods , Attitude to Health , Health Behavior , Perception , Interviews as Topic
3.
Chest ; 166(3): e83-e87, 2024 Sep.
Article in English | MEDLINE | ID: mdl-39260951

ABSTRACT

CASE PRESENTATION: A 76-year-old male Vietnam veteran with a medical history of OSA on CPAP, mild COPD, Parsonage-Turner syndrome (a rare neurologic syndrome manifesting with shoulder and arm pain), hypertension, gastroesophageal reflux, hiatal hernia, and prior endocarditis presented with 1 year duration progressive exertional dyspnea with minimal activity by referral from an outside pulmonologist. The patient reported possible exposure to Agent Orange during his service but was otherwise without significant occupational or environmental exposures. His exercise tolerance was well-maintained up until the last 12 months. Aside from marginal cigarette use, he denied any recreational drug use or any anorectic use. The patient provided records from a recent right heart catheterization (RHC) months earlier for review.


Subject(s)
Dyspnea , Oximetry , Humans , Male , Aged , Dyspnea/etiology , Dyspnea/diagnosis , Oximetry/methods , Diagnosis, Differential
5.
Diving Hyperb Med ; 54(3): 249-251, 2024 Sep 30.
Article in English | MEDLINE | ID: mdl-39288933

ABSTRACT

Cricoid chondronecrosis is a rare entity and is scarcely reported in the literature. Its prevalence is increasing in the form of chondroradionecrosis among the survivorship of head and neck carcinoma patients treated with radiotherapy. We have reported a case of cricoid chondronecroisis caused by trauma from repeated tracheostomy. The patient presented with hoarseness and dyspnoea. Radiological findings in multidetector computed tomography showed disintegration of the cricoid and confirmed the diagnosis. Conservative treatment was given in the form of antibiotics, steroids and nebulised anticholinergics and bronchodilators. However, the patient did not improve and his condition worsened throughout two months of hospitalisation. He was referred for hyperbaric oxygen treatment, which was given over 30 sessions. This was associated with improvement in his condition and he was able to be decannulated from tracheostomy. Six monthly follow up of the patient showed a well-healed tracheostomy scar.


Subject(s)
Cricoid Cartilage , Hyperbaric Oxygenation , Tracheostomy , Humans , Hyperbaric Oxygenation/methods , Male , Cricoid Cartilage/injuries , Necrosis , Hoarseness/etiology , Hoarseness/therapy , Middle Aged , Dyspnea/etiology , Multidetector Computed Tomography
6.
BMJ Case Rep ; 17(9)2024 Sep 12.
Article in English | MEDLINE | ID: mdl-39266022

ABSTRACT

The differential diagnosis of dysphagia and dyspnoea with cervicofacial oedema is wide and includes diseases with variable prognosis that may require an urgent approach. This article presents the case of a middle-aged man who came to the emergency room referring to the symptoms described, with a history of central venous access established approximately 4 years ago. The patient was diagnosed with superior vena cava syndrome and treated with anticoagulants and removal of the catheter. After a week of admission with anticoagulation, the patient clinically improved with a considerable decrease in thrombus and pharyngolaryngeal and subcutaneous mucosal oedema. In the differential diagnosis of dysphagia and dyspnoea, we must also consider systemic diseases, and more specifically, these symptoms such as those described, and think about this entity because of its severity.


Subject(s)
Deglutition Disorders , Superior Vena Cava Syndrome , Humans , Superior Vena Cava Syndrome/etiology , Superior Vena Cava Syndrome/diagnosis , Male , Deglutition Disorders/etiology , Deglutition Disorders/diagnosis , Middle Aged , Diagnosis, Differential , Anticoagulants/therapeutic use , Dyspnea/etiology , Catheterization, Central Venous/adverse effects , Edema/etiology
7.
BMJ Case Rep ; 17(9)2024 Sep 12.
Article in English | MEDLINE | ID: mdl-39266030

ABSTRACT

A man in his early 50s with previously treated pulmonary tuberculosis (TB) presented with a 3-month history of cough, expectoration and progressive breathlessness, accompanied by significant weight loss. Examination revealed tachycardia, tachypnoea, hypoxaemia and unilateral diminished breath sounds. Investigations showed anaemia, leucocytosis and a homogeneous opacity on the left side of the CXR. ECG and echocardiography suggested pulmonary thromboembolism (PTE). A CT pulmonary angiogram confirmed a chronic embolus and a severely fibrosed left lung. A comprehensive thrombophilia workup yielded normal results and the PTE was attributed to his history of TB. Sputum analysis confirmed reactivated TB, leading to the initiation of antitubercular therapy. The patient improved clinically with plans for a repeat CT pulmonary angiography to assess the need for pulmonary thromboendarterectomy after completing TB treatment. This case highlights the possible association of TB and PTE, its management and why it should be considered as a differential diagnosis in patients with a history of TB presenting with exacerbated breathlessness.


Subject(s)
Antitubercular Agents , Pulmonary Embolism , Tuberculosis, Pulmonary , Humans , Male , Tuberculosis, Pulmonary/complications , Tuberculosis, Pulmonary/diagnosis , Pulmonary Embolism/complications , Pulmonary Embolism/diagnosis , Pulmonary Embolism/diagnostic imaging , Middle Aged , Diagnosis, Differential , Antitubercular Agents/therapeutic use , Computed Tomography Angiography , Dyspnea/etiology , Dyspnea/diagnosis , Echocardiography
8.
Eur Respir J ; 64(3)2024 Sep.
Article in English | MEDLINE | ID: mdl-39266231
9.
Medicina (Kaunas) ; 60(9)2024 Sep 18.
Article in English | MEDLINE | ID: mdl-39336562

ABSTRACT

Background and Objectives: PoCUS ultrasound applications are widely used in everyday work, especially in the field of emergency medicine. The main goal of this research was to create a diagnostic and therapeutic protocol that will integrate ultrasound examination of the lungs, ultrasound measurements of the inferior vena cava (assessment of central venous pressure) and BREST scores (risk stratification for heart failure), with the aim of establishing a more effective differential diagnostic approach for dyspneic patients. Materials and Methods: A cross-sectional study was conducted in the emergency medicine department with the educational center of the community health center of Banja Luka. Eighty patients of both sexes were included and divided into experimental and control groups based on the presence or absence of dyspnea as a dominant subjective complaint. Based on the abovementioned variables, the LUSBI protocol (lung ultrasound/BREST score/inferior vena cava) was created, including profiles to determine the nature of the origin of complaints. The biochemical marker of heart failure NT pro-BNP served as a laboratory confirmation of the cardiac origin of the complaints. Results: The distribution of NT pro BNP values in the experimental group showed statistically significant differences between individual profiles of the LUSBI protocol (p < 0.001). Patients assigned to group B PLAPS 2 had significantly higher average values of NT pro-BNP (20159.00 ± 3114.02 pg/mL) compared to other LUSBI profiles. Patients from the experimental group who had a high risk of heart failure according to their BREST scores also had a significantly higher average maximum expiratory diameter compared to those without heart failure (p = 0.004). A statistically significant difference (p = 0.001) in LUSBI profiles was observed between the groups of patients divided according to CVP categories. Conclusion: The integration of the LUSBI protocol into the differential diagnosis of dyspnea has been shown to be very effective in confirming or excluding a cardiac cause of the disease in patients.


Subject(s)
Dyspnea , Lung , Ultrasonography , Vena Cava, Inferior , Humans , Dyspnea/etiology , Dyspnea/diagnosis , Male , Female , Cross-Sectional Studies , Vena Cava, Inferior/diagnostic imaging , Middle Aged , Aged , Ultrasonography/methods , Diagnosis, Differential , Lung/diagnostic imaging , Lung/physiopathology , Heart Failure/complications , Natriuretic Peptide, Brain/blood , Natriuretic Peptide, Brain/analysis , Adult , Peptide Fragments
10.
Med Sci Monit ; 30: e946512, 2024 Sep 18.
Article in English | MEDLINE | ID: mdl-39289865

ABSTRACT

Long COVID, or post-acute sequelae of SARS-CoV-2 infection (PASC), also known as post-COVID-19 condition or post-COVID syndrome, can affect anyone infected with SARS-CoV-2, regardless of age or the severity of the initial symptoms of COVID-19. Long COVID/PASC is the continuation or development of new symptoms after three months from the initial SARS-CoV-2 infection, which lasts for at least two months and has no other identifiable cause. Long COVID/PASC occurs in 10-20% of patients infected with SARS-CoV-2. The most common symptoms include fatigue, cognitive impairment (brain fog), and shortness of breath. However, more than 200 symptoms have been reported. No phenotypic or diagnostic biomarkers have been identified for developing long COVID/PASC, which is a multisystem disorder that can present with isolated or combined respiratory, hematological, immunological, cardiovascular, and neuropsychiatric symptoms. There is no cure. Therefore, individualized patient management requires a multidisciplinary clinical approach. Because millions of people have had and continue to have COVID-19, even in the era of vaccination and antiviral therapies, long COVID/PASC is now and will increasingly become a health and economic burden that the world must prepare for. Almost five years from the beginning of the COVID-19 pandemic, this article aims to review what is currently known about long COVID/PASC, the anticipated increasing global health burden, and why there is still an urgent need to identify diagnostic biomarkers and risk factors to improve prevention and treatment.


Subject(s)
Biomarkers , COVID-19 , Post-Acute COVID-19 Syndrome , SARS-CoV-2 , Humans , COVID-19/diagnosis , COVID-19/complications , Risk Factors , Biomarkers/blood , Biomarkers/metabolism , Cognitive Dysfunction/diagnosis , Cognitive Dysfunction/virology , Fatigue/etiology , Fatigue/diagnosis , Dyspnea/diagnosis , Dyspnea/etiology
11.
BMJ Case Rep ; 17(9)2024 Sep 19.
Article in English | MEDLINE | ID: mdl-39304215

ABSTRACT

A female of reproductive age presents to the emergency department with progressive dyspnoea due to pneumothorax. She has a history of lymphangioleiomyomatosis (LAM) diagnosed by lung biopsy 15 years ago following incidental finding of pneumothorax. Despite various procedural and medicinal treatments, she continued to have recurrent pneumothorax, with three hospital admissions over the preceding 3 months. LAM is a rare cystic lung disease affecting the lymphatic system, which most commonly affects women of childbearing age. It can be diagnosed via imaging or tissue biopsy (gold standard). Treatment can be difficult, and it often requires highly specialised care by pulmonologists and often confers significant limitations to patients' independence and quality of life. Family physicians are often part of multidisciplinary team to provide care to patients with rare chronic conditions.


Subject(s)
Lymphangioleiomyomatosis , Pneumothorax , Recurrence , Humans , Lymphangioleiomyomatosis/complications , Lymphangioleiomyomatosis/diagnosis , Pneumothorax/etiology , Pneumothorax/therapy , Female , Lung Neoplasms/complications , Adult , Tomography, X-Ray Computed , Dyspnea/etiology
12.
Adv Respir Med ; 92(5): 329-337, 2024 Aug 23.
Article in English | MEDLINE | ID: mdl-39311110

ABSTRACT

BACKGROUND: Reticulation, ground glass opacities and post-infection bronchiectasis are present three months following hospitalisation in patients recovering from SARS-CoV-2 infection and are associated with the severity of acute infection. However, scarce data exist on small airways impairment and lung hyperinflation in patients with long COVID-19. AIM: To evaluate small airways function and lung hyperinflation in previously hospitalised patients with long COVID-19 and their association with post-COVID-19 breathlessness. METHODS: In total, 33 patients (mean ± SD, 53 ± 11 years) with long COVID-19 were recruited 149 ± 90 days following hospital discharge. Pulmonary function tests were performed and lung hyperinflation was defined as RV/TLC ≥ 40%. Small airways function was evaluated by measuring the closing volume (CV) and closing capacity (CC) using the single-breath nitrogen washout technique (SBN2W). RESULTS: CC was 115 ± 28% pred. and open capacity (OC) was 90 ± 19. CC was abnormal in 13 patients (39%), CV in 2 patients (6.1%) and OC in 9 patients (27%). Lung hyperinflation was present in 15 patients, whilst the mean mMRC score was 2.2 ± 1.0. Lung hyperinflation was associated with CC (r = 0.772, p = 0.001), OC (r = 0.895, p = 0.001) and mMRC (r = 0.444, p = 0.010). CONCLUSIONS: Long COVID-19 patients present with small airways dysfunction and lung hyperinflation, which is associated with persistent dyspnoea, following hospitalisation.


Subject(s)
COVID-19 , Dyspnea , Respiratory Function Tests , Humans , COVID-19/physiopathology , COVID-19/complications , Dyspnea/physiopathology , Dyspnea/etiology , Middle Aged , Male , Female , Lung/physiopathology , Lung/diagnostic imaging , SARS-CoV-2 , Adult , Post-Acute COVID-19 Syndrome , Aged
13.
BMJ Open ; 14(9): e081323, 2024 Sep 17.
Article in English | MEDLINE | ID: mdl-39289016

ABSTRACT

OBJECTIVE: Hypertrophic cardiomyopathy (HCM), including obstructive HCM (oHCM), is the most common inherited cardiomyopathy causing lifestyle-limiting symptoms. Data are lacking about patients' perspectives on the daily impact of their symptoms. This qualitative interview study was conducted to better understand patients' experiences with oHCM. METHODS: In October 2019, telephone interviews were conducted with 20 US adults with oHCM identified by the Hypertrophic Cardiomyopathy Association. Using a semi-structured interview guide, key symptoms, impacts of oHCM and oHCM treatment goals were discussed. RESULTS: Median age was 54 years (range 29-78), 55% were women, 85% were white and 15% were Hispanic or Latino. Median time since diagnosis was 3 years. Symptoms included shortness of breath, dizziness/light-headedness, heart palpitations/fluttering (all 95%), fatigue (90%) and chest pain/pressure (80%). All participants reported limitations in physical functioning/activities; most reported additional impacts (emotional stress (80%), fear of dying (55%)). Shortness of breath and fatigue were among their most bothersome symptoms; an effective oHCM treatment would need to improve ≥1 of these symptoms (allowing increased physical/social activity). CONCLUSIONS: Patients with oHCM experience a high symptom burden and psychosocial impacts, affecting health status. Improved shortness of breath, fatigue and physical functioning are highly valued by patients and represent important treatment goals.


Subject(s)
Cardiomyopathy, Hypertrophic , Qualitative Research , Humans , Female , Cardiomyopathy, Hypertrophic/therapy , Cardiomyopathy, Hypertrophic/complications , Middle Aged , Male , Adult , Aged , Interviews as Topic , Quality of Life , Patient Reported Outcome Measures , Fatigue/etiology , Dyspnea/etiology
14.
J Emerg Med ; 67(5): e393-e401, 2024 Nov.
Article in English | MEDLINE | ID: mdl-39245613

ABSTRACT

BACKGROUND: Individuals with chronic obstructive pulmonary disease (COPD) constitute a significant portion of patients who present to the emergency department with dyspnea. However, there is no ideal method for predicting mortality or making hospitalization decisions in the emergency department (ED). In this regard, objective findings are needed for these patients. Since there are no objective findings regarding the hospitalization decision, there may be an increase in the re-admission rate of patients who needed hospitalization but were decided to be discharged. Side-stream end-tidal carbon dioxide (EtCO2) measurements offer a non-invasive, easy-to-interpret, quickly accessible, and reproducible method that can be applied at the bedside. OBJECTIVES: The aim of this study was to evaluate the relationship between the alpha angle values obtained by capnography and readmission rates within 30 days for patients experiencing COPD exacerbations who presented to the ED with dyspnea and were discharged after treatment. METHODS: In this study, we studied with 130 participants presented to the emergency department of a tertiary care university hospital with dyspnea, who are >18 y. Forty patients were excluded after evaluation for eligibility for the study. Thus, the data of 90 patients included were analyzed. We obtained alpha angle and EtCO2 values for all patients at the time of admission and also after treatment. The primary outcome measure of the study was the relationship between the patients' readmission situations within 30 days of the alpha angle measurements. The secondary outcome measure was the association between patients' EtCO2 values ​​and readmission within 30 days. RESULTS: It was observed that both the pretreatment alpha angle values and the posttreatment alpha angle variables were statistically significant in predicting the readmission of the patients within 30 days (p = 0.001, p = 0.003) CONCLUSION: The results of this study show that alpha angle values measured for patients with COPD who present to the ED with the complaint of dyspnea may be used to predict readmission.


Subject(s)
Capnography , Dyspnea , Emergency Service, Hospital , Patient Readmission , Pulmonary Disease, Chronic Obstructive , Humans , Pulmonary Disease, Chronic Obstructive/physiopathology , Pulmonary Disease, Chronic Obstructive/complications , Emergency Service, Hospital/organization & administration , Emergency Service, Hospital/statistics & numerical data , Male , Patient Readmission/statistics & numerical data , Female , Capnography/methods , Capnography/statistics & numerical data , Aged , Middle Aged , Dyspnea/etiology , Aged, 80 and over
15.
Support Care Cancer ; 32(10): 639, 2024 Sep 06.
Article in English | MEDLINE | ID: mdl-39237780

ABSTRACT

BACKGROUND: In recent years, there has been a significant increase in the survival rates of cancer patients. However, this has also led to an increase in side effects, such as dyspnoea, which can negatively impact of patients. We propose a programme for re-educating effort. The main objective is to test the effectiveness of this programme in improving respiratory symptoms and functionality in cancer patients. METHODOLOGY: Experimental, prospective, longitudinal, randomised study with a parallel fixed-assignment scheme (CG-IG). The patients were selected from the Medical Oncology Service of the University Hospital Complex of Salamanca (CAUSA), Spain. Two parallel intervention programmes were designed for the two study groups (Conventional Clinical Practice-Effort Re-education Programme). Primary variables: dyspnoea (MRC), functionality (Barthel); secondary variables: physical performance (SPPB) and functional capacity (ECOG) and the socio-demographic variables (age, sex, anatomopathological diagnosis, and number of treatment lines). RESULTS: The study sample consisted of 182 patients, with 12 excluded, resulting in a final sample size of n = 170. Sex distribution (CG: 52.9% male and 47.1% female; IG: 49.4% male and 50.6% female). The primary oncological diagnosis was lung cancer, and the most frequent tumour stages were III and IV. Statistically significant differences were found between the IG and CG scores (p < 0.001, d = 0.887, 95% CI) and between the IG and CG scores (p = 0.004, d = 0.358, 95% CI), indicating that the IG performed better. CONCLUSION: The results of this study support the beneficial effects of an exercise re-education programme, carried out by an interdisciplinary team in improving the autonomy of oncology patients with dyspnoea. TRIAL REGISTRATION: The clinical trial was registered in ClinicalTrials.gov (NCT04186754). (03 September 2019).


Subject(s)
Dyspnea , Neoplasms , Physical Functional Performance , Humans , Male , Female , Dyspnea/etiology , Middle Aged , Prospective Studies , Neoplasms/complications , Aged , Spain , Longitudinal Studies , Patient Education as Topic/methods , Adult
16.
BMJ Case Rep ; 17(9)2024 Sep 20.
Article in English | MEDLINE | ID: mdl-39306334

ABSTRACT

A male patient in his 50s presented to the emergency department with a three-day history of shortness of breath, New York Heart Association class IV, and oxygen desaturation. His physical examination revealed a large volume radial pulse with bibasal crepitation in the lungs and a soft diastolic murmur in the aortic area on auscultation of his heart. He was managed on the line of decompensated heart failure. Transthoracic echocardiography showed a dissection flap in the ascending aorta with acute severe aortic regurgitation. A subsequent urgent CT angiography of the whole aorta confirmed a complex type A aortic dissection with an aneurysmal ascending aorta. An emergency type A aortic dissection repair (modified Bentall's procedure) was done. The patient made a good recovery, was discharged successfully 2 weeks after the procedure and was doing well on postoperative follow-up.


Subject(s)
Aortic Dissection , Heart Failure , Humans , Aortic Dissection/surgery , Aortic Dissection/diagnosis , Aortic Dissection/diagnostic imaging , Male , Heart Failure/etiology , Heart Failure/diagnosis , Middle Aged , Diagnosis, Differential , Echocardiography , Computed Tomography Angiography , Dyspnea/etiology , Aortic Valve Insufficiency/surgery , Aortic Valve Insufficiency/diagnostic imaging , Aortic Valve Insufficiency/diagnosis , Aortic Aneurysm/surgery , Aortic Aneurysm/diagnostic imaging , Aortic Aneurysm/diagnosis , Aortic Aneurysm, Thoracic/surgery , Aortic Aneurysm, Thoracic/diagnosis
17.
Medicine (Baltimore) ; 103(37): e39693, 2024 Sep 13.
Article in English | MEDLINE | ID: mdl-39287265

ABSTRACT

The aim of the study was investigate the effect of corticosteroid use on the need for invasive procedure like tube thoracostomy with underwater seal drainage (TT-UWSD) and Video Assisted Thoracoscopic Surgery (VATS) in adult patients diagnosed with parapneumonic effussion in the exudative phase. A retrospective cohort study was performed in a chest diseases hospital. A total of 65 patients were included in the study. While 30 patients received only medical treatment, 35 patients underwent invasive procedures. Data on characteristics, vital signs, and laboratory parameters were recorded from electronic medical records. Univariate and multivariate logistic regression analyses were performed to identify corticosteroid and other predictors of the need for invasive procedures. The outcomes of the multivariate regression analysis revealed that an longer duration of symptoms (OR = 1.10, 95% CI: 1.01-1.21, P < .033) and the presence of dyspnea (OR = 5.44, 95% CI: 1.26-23.50, P < .023) independently associated with an increased need for invasive procedures, while corticosteroid treatment (OR = 0.15, 95% CI: 0.02-0.81, P < .028) was observed to be associated with a reduced necessity for invasive procedures. Treatment with metilprednisolone, together with the absence of dyspnea and shorter symptom duration may independently decrease the need for invasive procedure in patients with parapneumonic pleural effusion in the exudative phase.


Subject(s)
Adrenal Cortex Hormones , Drainage , Pleural Effusion , Thoracic Surgery, Video-Assisted , Humans , Male , Female , Retrospective Studies , Middle Aged , Thoracic Surgery, Video-Assisted/methods , Pleural Effusion/drug therapy , Pleural Effusion/etiology , Adrenal Cortex Hormones/therapeutic use , Aged , Drainage/methods , Thoracostomy/methods , Adult , Dyspnea/etiology , Dyspnea/drug therapy
18.
Medicine (Baltimore) ; 103(38): e39795, 2024 Sep 20.
Article in English | MEDLINE | ID: mdl-39312326

ABSTRACT

The respiratory muscles in chronic obstructive pulmonary disease (COPD) patients have reduced strength and resistance, leading to loss of the functional ability of these muscles. Lung hyperinflation is one of the main alterations, and air trapping is the main factor limiting diaphragmatic mobility (DM) in these patients; however, its correlation with functional parameters, exercise capacity, and indicators of disease severity remains underexplored. This study aimed to assess DM in stable COPD patients and relate the findings with parameters such as the 6-minute walk test distance, forced expiratory volume in 1 second (FEV1) %predicted, residual volume (RV) %predicted, and dyspnea. An observational cohort study was conducted to measure DM using ultrasound both at rest (DMrest) and during deep inspiration (DMmax). Forty-nine patients with stable COPD were included in this study. There was a correlation between DMmax and FEV1 %predicted (R = 0.36; P = .012), RV %predicted (r = -0.42; P = .01), RV/total lung capacity (r = -0.61; P < .001), and distance reached in the 6MWT (R = 0.46; P = .001). Patients with a modified Medical Research Council score <2 exhibited greater DM than those with a score ≥2 (mean difference = 13.20 ± 4.6 mm; P = .0059). Similarly, patients with a Body Mass Index, Airflow Obstruction, Dyspnea and Exercise Capacity index ≤4 showed greater DM (61.95 mm) than those with a Body Mass Index, Airflow Obstruction, Dyspnea and Exercise Capacity index >4 (47.89 mm; mean difference = 14.05 ± 5.3 mm; 95% confidence interval = 25.09-3.01 mm). DM is correlated with bronchial obstruction (FEV1), lung hyperinflation (RV and RV/total lung capacity), exercise capacity, and dyspnea in patients with COPD, suggesting its utility as an evaluative tool in this population.


Subject(s)
Diaphragm , Pulmonary Disease, Chronic Obstructive , Ultrasonography , Humans , Pulmonary Disease, Chronic Obstructive/physiopathology , Pulmonary Disease, Chronic Obstructive/diagnostic imaging , Pulmonary Disease, Chronic Obstructive/complications , Male , Female , Diaphragm/physiopathology , Diaphragm/diagnostic imaging , Ultrasonography/methods , Aged , Middle Aged , Dyspnea/etiology , Dyspnea/physiopathology , Forced Expiratory Volume , Walk Test/methods , Exercise Tolerance/physiology , Severity of Illness Index
19.
BMC Pulm Med ; 24(1): 449, 2024 Sep 13.
Article in English | MEDLINE | ID: mdl-39272060

ABSTRACT

BACKGROUND: Dabbing is recently getting popular among young adults. It is a new method of using the most active form of marijuana where large amounts of concentrated tetrahydrocannabinol are inhaled. Tetrahydrocannabinol is associated with a feeling of 'High' which makes the user feel joyous and relaxed. With increasing use of such techniques, dabbing becomes an important differential for evaluation of acute respiratory failure with pneumonitis especially in the adult population. CASE PRESENTATION: A Fifty-one years old Caucasian man presented to the hospital with chest pressure and shortness of breath. The patient was noted to be hypoxic, desaturating down to 82-83% on nasal cannula oxygen. Imaging revealed bilateral lung infiltrates. Patient was started on high flow oxygen, broad spectrum antibiotics and intravenous corticosteroids. The patient gradually improved and was able to come off oxygen completely. He was discharged home on prednisone taper. CONCLUSIONS: Dabbing is a newer technique which has been gaining popularity for marijuana usage. With the legalization of marijuana, newer techniques are getting popular. Our case report emphasizes the importance of keeping dabbing as a differential when a patient presents with respiratory failure and has concerns for pneumonitis. Patients might not reveal until specifically asked about their practices.


Subject(s)
Dronabinol , Pneumonia , Humans , Male , Middle Aged , Dronabinol/adverse effects , Respiratory Insufficiency , Anti-Bacterial Agents/adverse effects , Oxygen Inhalation Therapy , Tomography, X-Ray Computed , Dyspnea/etiology
20.
Br J Hosp Med (Lond) ; 85(9): 1-6, 2024 Sep 30.
Article in English | MEDLINE | ID: mdl-39347668

ABSTRACT

Pulmonary alveolar proteinosis is a rare diffuse lung disease; diagnosis and treatment of which is often delayed. We present the case study of a 43-year-old male with a six-month history of worsening breathlessness and non-productive cough referred for specialist respiratory input. Rapid investigations, including high-resolution computed tomography (HRCT) and bronchoalveolar lavage, confirmed the diagnosis of pulmonary alveolar proteinosis. Treatment with whole lung lavage significantly improved pulmonary function and quality of life. We discuss the diagnosis and management of this condition and highlight the importance of early recognition and multidisciplinary teamwork in managing pulmonary alveolar proteinosis.


Subject(s)
Bronchoalveolar Lavage , Pulmonary Alveolar Proteinosis , Tomography, X-Ray Computed , Humans , Pulmonary Alveolar Proteinosis/therapy , Pulmonary Alveolar Proteinosis/diagnosis , Male , Adult , Bronchoalveolar Lavage/methods , Dyspnea/etiology , Cough/etiology
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