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1.
J Long Term Eff Med Implants ; 33(3): 31-33, 2023.
Artículo en Inglés | MEDLINE | ID: mdl-37017687

RESUMEN

The coronavirus disease 2019 (COVID-19) pandemic has led to important restrictions in social life of civilians worldwide and there were lower admission rates mainly in surgical departments in many hospitals. This study presents how COVID-19 pandemic affected admissions at the orthopaedic and trauma surgery department of a major trauma center. A retrospective study was conducted that recorded all patients examined at the outpatient orthopaedic clinic and the emergency orthopaedic department, as well as patients admitted to the orthopaedic surgery clinic and patients that underwent operative procedures between March 23 and May 4, 2020 (first lockdown period) and between March 23 and May 4, 2019 (control period). In addition, all patients with hip fractures that required hospitalization and underwent hip surgery were identified during the same time periods. During lockdown period 1 compared with the lock-down period 2 were observed: 70% and 61% decrease in the number of patients examined at the outpatient clinic and the emergency orthopaedic department respectively. The number of patients admitted to the orthopaedic surgery clinic declined by 41%, whereas operative procedures decreased by 22%. Regarding hip fractures timing to surgery during the first period was significantly less compared with second lockdown period, however, hospitalization days remained almost unchanged over the two time lockdown periods. Restrictions during the first lockdown period due to COVID-19 pandemic caused an important decrease in the number of patients and theaters in all orthopaedic departments in one of the major trauma centers in Athens. However, the incidence of hip fractures in elderly was not significantly decreased. Further similar studies are needed to identify variations and patterns of these parameters in other trauma centers.


Asunto(s)
COVID-19 , Fracturas de Cadera , Procedimientos Ortopédicos , Ortopedia , Humanos , COVID-19/epidemiología , Centros Traumatológicos , Pandemias , SARS-CoV-2 , Carga de Trabajo , Estudios Retrospectivos , Control de Enfermedades Transmisibles , Hospitalización , Hospitales
2.
J Long Term Eff Med Implants ; 33(2): 79-88, 2023.
Artículo en Inglés | MEDLINE | ID: mdl-36734930

RESUMEN

Cancer is established as a major contributor to global burden as millions of deaths are reported every year. Advances in molecular, epidemiologic and clinical research have led to significant improvements in prevention, screening and treatment of tumors. The purpose of the study is to describe the progress of oncology clinical trials performed in Greece during the past decade and the obstacles that still need to be addressed in cancer research. A search was conducted in the public database EU Clinical Trials Register using the algorithm 'cancer AND Greece'. Results included relevant trials approved between 2010 and 2020. A total of 480 trials were approved for conduct in Greece from 2010 to 2020. The majority are multinational, phase III trials, exploring the efficacy and safety of agents in the management of lung cancer and multiple myeloma. A variety of small-molecules and monoclonal antibodies has and is being tested against key binding targets. Based on their promising effects on patients' responses and outcomes, many have been marketed for the treatment of several cancer types and are considered milestones in cancer discovery. It goes without saying that oncology research has made tremendous steps towards the development of potent and tolerable anticancer agents, with Greece having an active role. Current efforts focus on the use of alternative designs and tools aiming at further improving patients' survival and quality of life, while globalization of clinical research is also a matter of high importance.


Asunto(s)
Antineoplásicos , Neoplasias , Humanos , Antineoplásicos/uso terapéutico , Grecia , Neoplasias/tratamiento farmacológico , Neoplasias/metabolismo , Calidad de Vida , Ensayos Clínicos Fase III como Asunto
3.
J Clin Med ; 11(17)2022 Aug 25.
Artículo en Inglés | MEDLINE | ID: mdl-36078915

RESUMEN

Introduction: There is uncertainty regarding the optimal timing for initiation of oral anticoagulation in patients with acute ischemic stroke (AIS) due to atrial fibrillation (AF). Methods: We performed a systematic review and meta-analysis of randomized-controlled clinical trials (RCTs) and prospective observational studies to assess the efficacy and safety of early anticoagulation in AF-related AIS (within 1 week versus 2 weeks). A second comparison was performed assessing the efficacy and safety of direct oral anticoagulants (DOACs) versus vitamin-K antagonists (VKAs) in the two early time windows. The outcomes of interest were IS recurrence, all-cause mortality, symptomatic intracerebral haemorrhage (sICH) and any ICH. Results: Eight eligible studies (6 observational, 2 RCTs) were identified, including 5616 patients with AF-related AIS who received early anticoagulation. Patients that received anticoagulants within the first week after index stroke had similar rate of recurrent IS, sICH and all-cause mortality compared to patients that received anticoagulation within two weeks (test for subgroup differences p = 0.1677; p = 0.8941; and p = 0.7786, respectively). When DOACs were compared to VKAs, there was a significant decline of IS recurrence in DOAC-treated patients compared to VKAs (RR: 0.65; 95%CI: 0.52-0.82), which was evident in both time windows of treatment initiation. DOACs were also associated with lower likelihood of sICH and all-cause mortality. Conclusions: Early initiation of anticoagulation within the first week may have a similar efficacy and safety profile compared to later anticoagulation (within two weeks), while DOACs seem more effective in terms of IS recurrence and survival compared to VKAs.

4.
J Long Term Eff Med Implants ; 32(4): 27-37, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-36017925

RESUMEN

This study retrospectively presents a single-clinic case series of pediatric patients with calcaneonavicular coalition treated by surgical removal of the bone bridge and interposition of the extensor digitorum brevis. This technique is currently the most cited and utilized protocol in operative treatment. Clinical, functional, and radiological results are analyzed and compared with related research. This is a single-clinic retrospective study, conducted for a period of 15 years. One independent investigator reviewed medical records and conducted a de-identified preoperative, inpatient, and postoperative assessment focused on demographic data, history and clinical evaluation, imaging assessment, American Orthopedic Foot and Ankle Society (AOFAS) scoring, and complication analysis. Of 34 patients, 13 met the inclusion criteria. Mean patient age was 11.2 years; 10 were males and 3 were females. Pathology concerned the right lower limb in eight cases and the left in five. Mean time between diagnosis and surgical intervention was 4.3 months and mean postoperative follow-up was 27.2 months. Thorough overview of reported symptoms, identified signs, imaging evaluation, functional outcomes, and adverse effects was performed. Bone bridge removal and interposition of the extensor digitorum brevis is an effective method of treating the condition. Despite drawbacks, results are comparable or even, to some degree, superior to other techniques.


Asunto(s)
Sinostosis , Huesos Tarsianos , Niño , Femenino , Humanos , Masculino , Músculo Esquelético , Estudios Retrospectivos , Sinostosis/diagnóstico , Sinostosis/cirugía , Huesos Tarsianos/diagnóstico por imagen , Huesos Tarsianos/cirugía
5.
J Long Term Eff Med Implants ; 32(2): 81-86, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-35695630

RESUMEN

The artery of Adamkiewicz (AKA) provides blood supply to the thoracolumbar spinal cord. Any disruption of the AKA can lead to the anterior spinal artery (ASA) syndrome, with devastating systematic and neurologic complications for the patient. This is a narrative review of the anatomy of AKA, the characteristics of ASA syndrome and the role of radiologic techniques in diagnosis and treatment. A detailed search of the PubMed database was conducted from January 2000 until April 2020, to locate articles relevant to our study. The references of the included studies were also retrieved in order not to miss any information. The ASA syndrome can present as a possible post-operative complication after minimally invasive or open surgeries of multiple specialties that involve the field of spine. Risk factors associated with ASA syndrome include; kyphosis of the patient, corresponding spinal surgical approach, intraoperative hypotension, multiple ligations of the AKA, a left side approach and a 360-combined or revision surgery. The incidence varies among different operations. Many different imaging modalities have been used in preoperative plan, including but not limited to computed tomography angiography, magnetic resonance angiography, and subtraction angiography. The use of computed tomography angiography or magnetic resonance angiography preoperatively can play a major role in the prevention of the ASA syndrome. However, more research needs to be done before making any final assumptions.


Asunto(s)
Angiografía , Arterias , Angiografía/métodos , Arterias/diagnóstico por imagen , Humanos , Médula Espinal/irrigación sanguínea , Columna Vertebral/diagnóstico por imagen , Columna Vertebral/cirugía , Tomografía Computarizada por Rayos X/métodos
6.
J Long Term Eff Med Implants ; 32(1): 45-59, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-35377993

RESUMEN

The ulnar nerve originates from the anterior division of the lower trunk of the brachial plexus which continues as the medial cord and gives off branches to the forearm and the hand with motor and sensory fibers. The objective of the current study is to assemble the recognized anatomical variations of the ulnar nerve (UN) and underline their clinical impact. A literature search was undertaken via PubMed database, using the term: "ulnar nerve AND variations." Classical anatomical textbooks were also used for the normal anatomy of the UN. A total of 23 articles met the inclusion criteria, 16 of which are included in this review. Fifty-four additional articles provided useful information according to the aim of this review. Of great interest is the communication between the UN and the radial nerve (RN) in the forearm, as well as the communication between the UN and the median nerve (MN) in both forearm and hand. Furthermore, variations of the UN were observed in the hand and the classification of the UN compression was also described according to the point of the neuropathy. These collecting data are categorized into five tables. Additional aberrations were also included in this review. According to literature, the UN is characterized by numerous variations of its course and branches. Therefore, good knowledge of the normal anatomy is essential. Moreover, the anomalies are of particular importance due to their significant clinical implications and should be taken into consideration by the surgeons during surgical procedures in this region.


Asunto(s)
Plexo Braquial , Nervio Cubital , Plexo Braquial/anomalías , Antebrazo , Mano/inervación , Humanos , Nervio Mediano , Nervio Cubital/anatomía & histología
7.
J Neurol ; 269(7): 3413-3419, 2022 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-35394172

RESUMEN

BACKGROUND AND PURPOSE: Cerebral venous sinus thrombosis (CVST) has been reported as a rare adverse event in association with thrombosis-thrombocytopenia syndrome (TTS) following COVID-19 vaccination. METHODS:  We performed a systematic review and meta-analysis of investigator-initiated registries including confirmed CVST cases, with the aim to calculate (1) the odds ratio of TTS-CVST versus non-TTS-CVST after vector-based vaccines and (2) after non-vector-based vaccines, (3) the in-hospital mortality ratio of TTS-CVST compared to non-TTS-CVST; and (4) the dependency or death at discharge among TTS-CVST compared to non-TTS-CVST cases. RESULTS: Two eligible studies were included in the meta-analysis, comprising a total of 211 patients with CVST associated with COVID-19 vaccination. Vector-based COVID-19 vaccination was associated with a higher likelihood of TTS-associated CVST than with non-TTS-CVST (OR: 52.34, 95% CI 9.58-285.98). TTS-CVST was also associated with higher likelihood of in-hospital mortality (OR: 13.29; 95% CI 3.96-44.60) and death or dependency at discharge compared to non-TTS-CVST (OR: 6.70; 95% CI 3.15-14.26). TTS-CVST was recorded with a shorter interval between vaccination and symptom onset [Mean Difference (MD):-6.54 days; 95% CI - 12.64 to - 0.45], affecting younger patients (MD:-9.00 years; 95% CI - 14.02 to - 3.99) without risk factors for thromboses (OR:2.34; 95% CI 1.26-4.33), and was complicated more frequently with intracerebral hemorrhage (OR:3.60; 95% CI 1.31-9.87) and concomitant thromboses in other sites (OR:11.85; 95% CI 3.51-39.98) compared to non-TTS-CVST cases. CONCLUSIONS: TTS-CVST following COVID-19 vaccination has distinct risk factor profile, clinical phenotype and prognosis compared to non-TTS-CVST. Further epidemiological data are required to evaluate the impact of different treatment strategies on outcome of TTS-CVST cases following COVID-19 vaccination.


Asunto(s)
COVID-19 , Trombosis de los Senos Intracraneales , COVID-19/complicaciones , COVID-19/prevención & control , Vacunas contra la COVID-19/efectos adversos , Humanos , Factores de Riesgo , Trombosis de los Senos Intracraneales/diagnóstico , Trombosis de los Senos Intracraneales/epidemiología , Trombosis de los Senos Intracraneales/etiología , Vacunación/efectos adversos
8.
JAMA Netw Open ; 5(3): e224506, 2022 03 01.
Artículo en Inglés | MEDLINE | ID: mdl-35357458

RESUMEN

Importance: Tenecteplase is being evaluated as an alternative thrombolytic agent for the treatment of acute ischemic stroke (AIS) within ongoing randomized clinical trials (RCTs). In addition, nonrandomized clinical experiences with off-label use of tenecteplase vs alteplase for AIS treatment are being published. Objective: To evaluate the available evidence on the safety and efficacy of intravenous tenecteplase compared with intravenous alteplase provided by nonrandomized studies. Data Sources: Eligible studies were identified by searching MEDLINE and Scopus databases. No language or other restrictions were imposed. The literature search was conducted on October 12, 2021. This meta-analysis used the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines and was written according to the Meta-analysis of Observational Studies in Epidemiology (MOOSE) proposal. Study Selection: Nonrandomized studies (prospective or retrospective) comparing intravenous tenecteplase (at any dose) with intravenous alteplase in patients with AIS were included in the analysis. Data Extraction and Synthesis: The crude odds ratios (ORs) and 95% CIs were calculated for the association of tenecteplase vs alteplase with the outcomes of interest and adjusted ORs were extracted if provided. Estimates using random-effects models were pooled. Main Outcomes and Measures: The primary outcome was the probability of good functional outcome (modified Rankin scale [mRS] score, 0-2) at 90 days. Results: Six studies were identified including a total of 1820 patients (618 [34%] treated with tenecteplase). Patients receiving tenecteplase had higher odds of 3-month good functional outcome (crude odds ratio [OR], 1.22; 95% CI, 0.90-1.66; adjusted OR, 1.60, 95% CI, 1.08-2.37), successful recanalization (crude OR, 2.82; 95% CI, 1.12-7.10; adjusted OR, 2.38; 95% CI, 1.18-4.81), and early neurological improvement (crude OR, 4.88; 95% CI, 2.03-11.71; adjusted OR, 7.60; 95% CI, 1.97-29.41). No significant differences were detected in 3-month excellent functional outcome proportions (mRS score 0-1; crude OR, 1.53; 95% CI, 0.81-2.91; adjusted OR, 2.51; 95% CI, 0.66- 9.49), symptomatic intracranial hemorrhage (crude OR, 0.97; 95% CI, 0.44-2.16; adjusted OR, 1.16; 95% CI, 0.13-10.50), or parenchymal hematoma (crude OR, 1.20; 95% CI, 0.24-5.95). Conclusions and Relevance: Evidence from nonrandomized studies suggests tenecteplase is as safe as alteplase and potentially associated with improved functional outcomes compared with alteplase. Based on these findings, enrollment in the ongoing RCTs appears to be appropriate.


Asunto(s)
Isquemia Encefálica , Accidente Cerebrovascular Isquémico , Accidente Cerebrovascular , Isquemia Encefálica/tratamiento farmacológico , Humanos , Accidente Cerebrovascular Isquémico/tratamiento farmacológico , Estudios Observacionales como Asunto , Uso Fuera de lo Indicado , Accidente Cerebrovascular/tratamiento farmacológico , Tenecteplasa/uso terapéutico
9.
J Long Term Eff Med Implants ; 31(4): 73-75, 2021.
Artículo en Inglés | MEDLINE | ID: mdl-34587418

RESUMEN

INTRODUCTION: Primary hyperparathyroidism (PHPT) is a common endocrine entity associated with increased parathyroid hormone (PTH) secretion. A single parathyroid adenoma is the cause of PHPT in the majority of cases. However, due to their embryological origin, discovery of ectopic parathyroid tissue is not extraordinary. CASE PRESENTATION: This is a case of a rare mediastinal parathyroid adenoma in a 56-year-old woman with emphasis on the preoperative diagnosis and accurate localization. CONCLUSION: Due to its small size and its various possible spots, ectopic parathyroid gland adenoma localization can be challenging. For this reason, careful preoperative mapping and surgical planning are essential before any exploration for parathyroid adenomas.


Asunto(s)
Adenoma , Hiperparatiroidismo Primario , Neoplasias de las Paratiroides , Adenoma/diagnóstico por imagen , Adenoma/cirugía , Femenino , Humanos , Hiperparatiroidismo Primario/diagnóstico por imagen , Hiperparatiroidismo Primario/etiología , Hiperparatiroidismo Primario/cirugía , Persona de Mediana Edad , Glándulas Paratiroides/diagnóstico por imagen , Glándulas Paratiroides/cirugía , Neoplasias de las Paratiroides/diagnóstico por imagen , Neoplasias de las Paratiroides/cirugía
10.
J Long Term Eff Med Implants ; 31(3): 63-67, 2021.
Artículo en Inglés | MEDLINE | ID: mdl-34369724

RESUMEN

Fractures of the tibia shaft are the most common long bone fractures, especially in young male adults. Due to specific anatomical features, these fractures are more common than any other long-bone fracture. This is one of the main reasons they are associated with twice the incidences of deep infection compared with any other bone and can be combined with the presence of segmental bone defect. Many reconstruction techniques have been used to manage such cases, including Ilizarov technique, Masquelet technique, vascularized fibula transfer, and the monolateral external fixator. We present a case of a 21-year-old male patient who was admitted to our hospital for a Gustillo type I tibial shaft fracture which was initially treated by an intramedullary nail device. Two months postsurgery the patient presented with clinical signs of infection in the area of the fracture site, confirmed by an osteolytic lesion revealed radiographically. A surgical operation was performed that included a tibial osteotomy proximal to the defected bone, bone excision, and application of a LRS external fixation device. Antibiotic therapy was administrated based grown cultures, and regular follow-up X-ray revaluation was performed. After six months, the bone was radiologically united, the frame was removed, and the leg was protected in a walking boot while the patient used only partial weight bearing. The treatment of segmental bone defects associated with infection and soft tissue loss presents a great challenge, and the choice of the appropriate method requires further study.


Asunto(s)
Técnica de Ilizarov , Osteogénesis por Distracción , Fracturas de la Tibia , Adulto , Clavos Ortopédicos , Fijadores Externos , Curación de Fractura , Humanos , Masculino , Tibia/diagnóstico por imagen , Tibia/cirugía , Fracturas de la Tibia/diagnóstico por imagen , Fracturas de la Tibia/cirugía , Resultado del Tratamiento , Adulto Joven
11.
J Long Term Eff Med Implants ; 31(2): 55-69, 2021.
Artículo en Inglés | MEDLINE | ID: mdl-34348014

RESUMEN

For the past three decades, laser use has been investigated, mainly on implant applications, as well as hard and soft tissue processing on orthopedics. However, despite significant technological advances and achievements in Biophotonics, lasers have yet to emerge as a successful tool for hard-tissue manipulation (e.g., osseous tissue). Indeed, a careful search in relevant literature reveals a limited number of laser-based clinical applications in orthopedics, except for the low-level laser therapy applications. In this review article, we give a brief overview of the biophysical mechanisms of bone tissue and biocompatible implants laser surgery and, in parallel, we summarize some specific pre-clinical and clinical laser applications in orthopedics. Taking into consideration the complexity of laser-based applications in inhomogeneous musculoskeletal biostructures and/or implants, it is justified to state that applying laser radiation is still an open field of multidisciplinary research before performing interventions in clinical praxis. The evidence from this study indicates the need for more experimental and theoretical studies regarding light transport on soft and hard tissues, in order to further enhance safe and efficient laser applications in orthopedics. This undoubtedly implies the need for developing modern light delivery devices for laser surgery, by means of implementing robotic guidance, specialized for medical procedures on various anatomic structures. The aforementioned studies could eventually revolutionize the clinical applications of laser technology in orthopedics.


Asunto(s)
Terapia por Láser , Procedimientos Ortopédicos , Ortopedia , Humanos , Rayos Láser
12.
J Long Term Eff Med Implants ; 31(1): 43-47, 2021.
Artículo en Inglés | MEDLINE | ID: mdl-33822533

RESUMEN

Primary extranodal non-Hodgkin lymphomas that involve skeletal muscles (PSML) are infrequent with non- specific features or symptoms. Therefore, their diagnosis can be immensely convoluted since they mimic other soft tissue tumors and diseases (34). In this study, the case of a 61-year-old male patient, who presented with a history of a 6-week left thigh oedema and concomitant pain in our Emergency Department, is discussed. The patient was initially reviewed in another institution; the results of imaging studies (ultrasound scan) were consistent with deep vein thrombosis (DVT).Despite treatment, the patient's pain and swelling was exacerbating, which forced him to visit our hospital. Magnetic resonance imaging (MRI) revealed a diffused mass in his right thigh, while fine needle aspiration cytology (FNAC) yielded a diagnosis of B-cell lymphoid hyperplasia. The patient was then referred to a tertiary cancer treatment center for further management.


Asunto(s)
Linfoma de Células B , Linfoma no Hodgkin , Biopsia con Aguja Fina , Humanos , Linfoma de Células B/diagnóstico por imagen , Imagen por Resonancia Magnética , Masculino , Persona de Mediana Edad , Músculo Esquelético/diagnóstico por imagen
13.
Diabetol Int ; 12(4): 445-459, 2021 Oct.
Artículo en Inglés | MEDLINE | ID: mdl-33777611

RESUMEN

AIMS: COVID-19 is associated with diabetic ketoacidosis (DKA), hyperglycaemic hyperosmolar state (HHS) and euglycaemic DKA (EDKA); however, evidence regarding parameters affecting outcome and mortality rates is scarce. METHODS: A systematic literature review was conducted using EMBASE, PubMed/Medline, and Google Scholar from January 2020 to 7 January 2021 to identify all studies describing clinical profile, outcome and mortality rates regarding DKA, HHS, DKA/HHS and EDKA cases in COVID-19 patients. The appropriate Joanna Briggs Institute tools were used for quality assessment; quality of evidence was approached using GRADE. Univariate and multivariate analyses were used to assess correlations between clinical characteristics and outcome based on case reports. Combined mortality rates (CMR) were estimated from data reported in case report series, cross-sectional studies, and meta-analyses. The protocol was submitted to PROSPERO (ID: 229356/230737). RESULTS: From 312 identified publications, 44 were qualitatively and quantitatively analyzed. Critical COVID-19 necessitating ICU (P = 3 × 10-8), DKA/HHS presence (P = 0.021), and AKI (P = 0.037) were independently correlated with death. Increased COVID-19 severity (P = 0.003), elevated lactates (P < 0.001), augmented anion gap (P < 0.001), and AKI (P = 0.002) were associated with DKA/HHS. SGLT-2i were linked with EDKA (P = 0.004) and negatively associated with AKI (P = 0.023). CMR was 27.1% (95% CI 11.2-46.9%) with considerable heterogeneity (I 2 = 67%). CONCLUSION: Acute diabetes-related metabolic emergencies in COVID-19 patients lead to increased mortality; key determinants are critical COVID-19 illness, coexistence of DKA/HHS and AKI. Previous SGLT-2i treatment, though associated with EDKA, might preserve renal function in COVID-19 patients. SUPPLEMENTARY INFORMATION: The online version contains supplementary material available at 10.1007/s13340-021-00502-9.

14.
Ann Gastroenterol ; 33(4): 398-404, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-32624661

RESUMEN

BACKGROUND: Several studies have suggested there may be statistically significant differences in mean platelet volume (MPV) between the onset and remission of acute pancreatitis (AP). This systematic review and meta-analysis aimed to better characterize the correlation between MPV and AP by identifying all relevant studies and summarizing their results. METHODS: A comprehensive literature review was conducted using EMBASE, PubMed/MEDLINE, Cochrane Library, ClinicalTrials.gov, and Google Scholar from January 2000 to December 2019 to identify all studies that reported MPV at the onset or remission of AP, or both. Effect estimates from each study were extracted and combined using the random-effect, generic inverse variance method of DerSimonian and Laird. The Newcastle-Ottawa quality assessment scale was used to appraise the quality of the included studies. RESULTS: Ten observational studies, including 1019 patients and 363 controls, were included in the meta-analysis. MPV was smaller at the onset of AP than on remission (standardized mean difference= -0.33 fL, 95% confidence interval -0.54 to -0.12 fL; P=0.002); however, a moderate degree of heterogeneity (I 2=72%, P≤0.001) was observed. Subgroup analysis indicated comparable MPV in relation to the severity of AP. Similarly, no statistically significant difference was detected between AP patients and controls at either onset (P=0.760) or remission (P=0.700) of the disease. No statistically significant publication bias was detected (Eggers' regression P=0.938). Subgroup analysis suggested age (P<0.001) and sex (P=0.01) adjustment as potential sources of heterogeneity. CONCLUSION: MPV is smaller at the onset of AP. Further clinical evaluation is needed to assess its potential prognostic value.

15.
J Long Term Eff Med Implants ; 30(1): 3-12, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-33389911

RESUMEN

We study variations of the aortic arch (AA) and its first branches, the brachiocephalic, common carotid, and subclavian arteries. Specifically, we describe anatomical variations of the left subclavian artery (LSA) and their significance in clinical practice. Such variations are commonly associated with congenital anomalies of the right-sided AA (RAA) and/or great vessels. A systematic search of the PubMed online database for studies of LSA variations and RAA, published between 2000 and 2020, produced a total of 73 articles for our study (n = 258 cases). Three of the most common variants were aberrant LSA (32.9%), RAA with mirror-image branching (49.6%), and isolated LSA (17.4%). Although RAA and LSA variations are rare, they may give rise to symptoms during the first stages of life or adulthood and may require surgical repair. Patients can remain asymptomatic, but incidental findings on imaging studies may lead to surgical interventions in areas of the neck or thorax. In such cases, planning the surgical procedure can be challenging, and possible implications must be considered.


Asunto(s)
Anomalías Cardiovasculares , Arteria Subclavia , Adulto , Aorta Torácica/diagnóstico por imagen , Humanos , Arteria Subclavia/diagnóstico por imagen
16.
J Long Term Eff Med Implants ; 30(4): 255-258, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-33463925

RESUMEN

Three-dimensional (3D) printing is a newly established concept in orthopedics compared with other industries. Surgical applications of 3D printing and tissue engineering have been investigated since the early 2000s, almost two decades after Charles Hull had patented the first device currently in use for additive manufacturing, also known as rapid prototyping or more commonly 3D printing, and whose initial formal appellation was stereolithography (SLA). Despite technological progress, substantial principles have largely remained unaltered. Training directly on patients and on cadavers is considered the "gold standard" for learning and developing suitable surgical qualifications. However, restrictions concerning patient safety, ethical dilemmas, lack of availability, etc., have to be taken into account. Thus, 3D representations can be utilized as an educational tool both for patients to improve their understanding of their condition and also medical students, residents, and surgeons to comprehend complex anatomical structures and practice their surgical maneuvers to be prepared and more confident in theater.


Asunto(s)
Ortopedia , Humanos , Impresión Tridimensional
17.
J Long Term Eff Med Implants ; 30(4): 241-246, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-33463923

RESUMEN

Introduction - The coronavirus disease 2019 (COVID-19) is considered to be highly contagious and restriction of transmission requires the utilization of protective equipment like surgical masks from both healthcare workers and public. The aim of this review is to investigate the role of surgical masks during the COVID-19 pandemic. Materials and Methods - A literature research was conducted via PubMed to detect articles featuring the potential protective role of surgical masks when they were worn by healthcare workers or by the general public. Results - Among 114 articles, only 31 met the inclusion criteria. Thirteen additional articles provided useful information according to the aim of this review. Existing literature supports the positive effect of surgical masks on COVID-19 con-lamination. Debate on the efficacy of surgical masks compared with other forms of facial protective devices exists. There seems to be a tendency to favor the use of particulate-filtering facepiece respirators in healthcare professionals who face higher risk of infection. However, surgical masks primarily and cloth masks secondarily seem to be adequate means of protection for the general public and for healthcare workers during procedures where respiratory droplets are not generated. Rational use of surgical masks is imperative; however, reuse after decontamination is not ideal. Conclusions - For optimum protection from COVID-19, the use of surgical masks should be combined with other infection control measures like hand hygiene and social distancing, since the level of their effectiveness is still being investigated. Shortage of surgical masks should be prevented; therefore, rational use plays a crucial role in this direction.


Asunto(s)
COVID-19/prevención & control , COVID-19/transmisión , Máscaras , Descontaminación , Humanos , SARS-CoV-2
18.
J Long Term Eff Med Implants ; 30(3): 155-159, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-33463961

RESUMEN

A blunt renal trauma (RT) diagnosis can present challenges. It demands increased clinical suspicion, taking into consideration patient history, mechanism of injury, and clinical and laboratory findings. Final diagnosis may be confirmed radiographically or intraoperatively. A thin, 22-year-old female with severe right flank pain appeared ambulatory in the emergency department. The pain appeared 1 h previously, following a common incident in a city bus, where the patient was as a standing passenger. The bus was moving in an urban area at low speed and decelerated rapidly. Another standing passenger fell on the patient, causing her right flank area to be compressed onto the bus banister for a few seconds. Clinical findings were insignificant. Laboratory examinations revealed only a nonvisible hematuria. Chest X-ray and abdominal ultrasonography were normal. Due to pain severity, an abdominal computed tomography scan was performed and revealed a grade-4, parenchymal RT with extravasation of contrast medium in delayed images. The patient underwent double-J stent insertion and had an uneventful recovery. She presented no complications at 5 mo postinjury. Major RT can be a result of an insignificant, blunt injury in a thin patient; thus, taking into consideration body habitus is of paramount importance in diagnostic evaluation.


Asunto(s)
Somatotipos , Heridas no Penetrantes , Adulto , Femenino , Hematuria , Humanos , Riñón/diagnóstico por imagen , Riñón/lesiones , Tomografía Computarizada por Rayos X , Heridas no Penetrantes/complicaciones , Heridas no Penetrantes/diagnóstico por imagen , Adulto Joven
19.
J Long Term Eff Med Implants ; 29(4): 273-275, 2019.
Artículo en Inglés | MEDLINE | ID: mdl-32749130

RESUMEN

Morganella morganii is a gram-negative, anaerobic, facultative bacillus that is part of the natural flora of the gastrointestinal system. In the rare event of joint effusion, it is known for its slow-paced progression of symptoms and occasional attacks and remissions leading to septic arthritis, and it is difficult to recognize and to address with a timely response. We present a case of a 95-year-old male hospitalized due to left shoulder septic arthritis. The symptoms commenced as simple discomfort in the joint, and 10 days later this was followed with pain and dysfunction, diffusion, and mild fever. Blood and pus cultures were obtained on the day of admission; arthroscopic debridement was performed the next morning; and wide-spectrum antibiotic treatment was initiated. Both blood and pus cultures isolated Morganella morganii, and the antibiotic regimen was adjusted to the antibiogram. Clinical and laboratory scores demonstrated signs of improvement, and the patient recovered within 3 months.

20.
J Long Term Eff Med Implants ; 29(4): 277-280, 2019.
Artículo en Inglés | MEDLINE | ID: mdl-32749131

RESUMEN

The role of preoperative endoscopic retrograde cholangiopancreatography (ERCP) in ampullary carcinomas is under debate due to potential associated complications. We report the case of a 59-year-old male diagnosed with ampullary cancer, who had undergone ERCP that was followed by bleeding and perforation. We conclude that interventions before surgical resection, including ERCP, may compromise patient outcome.

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