Is it important to know the predominant respiratory event in AHI for the management of patients with OSA?

Introduction: Obstructive sleep apnea (OSA) is a heterogeneous disorder. The apnea-hypopnea index (AHI) cannot fully reflect this heterogeneity on its own. In this study, the OSA patients were analyzed by grouping them based on the predominant type of respiratory event, and the distinctive findings of each group were evaluated.

Polysomnographic, demographic and clinic differences between male and female obstructive sleep apnea patients.

Introduction: The differences between both genders with Obstructive Sleep Apnea Syndrome (OSAS) which is often seen in males can be explained by means of certain polysomnographical parameters and demographical and clinical features. The aim of this research study is to research the gender differences in Turkish population in terms of polysomnographical parameters and demographical and clinical features, and to compare and contrast the results of this research with the results of literature.

Materials And Methods: This study has been carried out by including 100 females and 116 males, 216 patients in total, who were diagnosed with OSAS in the Sleep Laboratory of the Medicine Faculty, Ankara University between the years of 2011 and 2014.

[Management of obstructive sleep apnea during COVID-19 pandemic].

Coronavirus disease 2019 (COVID-19) is an infectious disease that causes important mortality and morbidity all over the world caused by SARS-CoV-2 (Severe acute respiratory syndrome coronavirus 2), which started in China at the end of 2019. It spreads rapidly, mainly through droplets, and especially for all healthcare workers involved in aerosol producing procedures are at high risk. During COVID-19 pandemic , the health systems worldwide, along with the practice of chest diseases daily were affected.

Clinical and polysomnographic features of hypertension in obstructive sleep apnea: A single-center cross-sectional study.

Objective: Obstructive sleep apnea (OSA) is associated with elevated blood pressure (BP) and increases the risk of developing cardiovascular diseases. This study aimed to determine the clinical and polysomnographic features of OSA that are significantly associated with hypertension (HT).

Methods: This is a prospective study that enrolled patients diagnosed with OSA in Ankara University Faculty of Medicine from January 2015 to June 2016.

[The clinical and polysomnographic differences between obese and non-obese patients with obstructive sleep apnea].

Introduction: Obesity has been considered to be one of the important risk factor for obstructive sleep apnea (OSA). We aimed to investigate the clinical and polysomnographic differences of obese and non-obese OSA patients and how these differences, if any, can be reflected in our daily clinical practice.

Materials And Methods: The polysomnographic data of 157 consecutive patients that underwent a sleep study were analyzed.

Investigation of the Presence of Glaucoma in Patients with Obstructive Sleep Apnea Syndrome Using and Not Using Continuous Positive Airway Pressure Treatment.

Objectives: To evaluate the frequency of glaucoma in patients with obstructive sleep apnea syndrome (OSAS) using and not using continuous positive airway pressure treatment.

Materials And Methods: This prospective study included 59 patients diagnosed with OSAS based on the Apnea-Hypopnea Index (AHI). OSAS patients were divided into 3 groups according to their AHI scores: 5-15 was considered mild (19 patients), 16-30 was considered moderate (16 patients), and >30 (24 patients) was considered severe.

[The pulmonary complications related lymphoma in the patient with COPD and Non-Hodgkin Lymphoma].

Non-Hodgkin lymphoma (NHL) is a clonal proliferative disease of B or T cell progenitors originating from lymph nodes or extranodal lymphatic tissue. There are several pulmonary complications associated with NHL. We aimed to discuss two pulmonary complications with high morbidity and mortality associated with lymphoma in our patient followed up with COPD and NHL.

Predictive Value of STOP-BANG on OSAS-Related Complications Following Coronary Artery Bypass Grafting.

Background: The time and conditions may not be suitable for performing polysomnography (PSG) before urgent or emergent surgeries, for example, a coronary artery bypass graft. Unavailability in many centers, critical clinical situation, and inability to arrange a timely scheduled appointment are other limitations for PSG. In this study, we aimed to investigate if the STOP-BANG Questionnaire may predict obstructive sleep apnea syndrome (OSAS) related postoperative pulmonary alterations during coronary artery surgery.

The factors affecting survival in patients with bronchiectasis.

Background/aim: There is limited information about the rate and modifiers of mortality in noncystic fibrosis bronchiectasis.

Materials And Methods: This study enrolled a total of 56 bronchiectasis patients. Patients' body mass index, smoking habit, previous therapies, comorbid disorders, history of vaccination, bronchiectasis type and radiological extent, arterial blood gas analysis, respiratory function tests, and laboratory results were recorded.

Body composition in patients with stable chronic obstructive pulmonary disease: comparison with malnutrition in healthy smokers.

Objective: Although malnutrition (body mass index (BMI)<18.5kg/ m(2)) has been associated with impaired health status in patients with chronic obstructive pulmonary disease (COPD), the effects of body composition (body fat and protein percentage) in patients with COPD have not been clearly demonstrated.

Materials And Methods: A total of 180 stable patients with COPD at the stages of moderate, severe, very severe, and 50 healthy subjects were included in this prospective study.

Familial Behçet's disease of adult age: a report of 4 cases from a Behçet family.

A familial aggregation of Behçet's disease (BD) has long been noted. These studies have supported the direct role of HLA-B5 in the pathogenesis of BD. Despite the fact that familial clustering is characterized by genetic anticipation, accounting for the earlier disease onset in successive generations, we present two brothers and two cousins from the same family who were diagnosed when they were over twenty years old.

Associated factors with non-invasive mechanical ventilation failure in acute hypercapnic respiratory failure.

Our aim was to determine associated factors with non-invasive mechanical ventilation (NIMV) failure in acute hypercapnic respiratory failure ninety live patients treated with NIMV for acute hypercapnic respiratory failure were evaluated. While success of NIMV was defined as absence of need of intubation with the patient's discharge from hospital, failure of NIMV was defined as death or need of intubation. The pretreatment pH level was 7.

[Early use of noninvasive mechanical ventilation in patients with acute hypercapnic respiratory failure in a respiratory ward: a prospective study].

Background: In recent years, the optimal location for noninvasive mechanical ventilation (NIMV) has been a matter of debate. Our aim was to detect the effectiveness of NIMV in acute hypercapnic respiratory failure (AHRF) in respiratory ward and factors associated with failure.

Methods: 69 patients treated with NIMV in respiratory ward were prospectively evaluated.

Health-related quality of life in patients with sleep-related breathing disorders: relationship with nocturnal parameters, daytime symptoms and comorbid diseases.

Background: Sleep-related breathing disorders (SRBD) are frequently encountered health problems in the general population. Habitual snoring and obstructive sleep apnea/hypopnea syndrome (OSAHS) constitute most SRBD diagnoses. Although the decrease in quality of life is a well-known entity in SRBD patients, there is not enough data regarding the underlying pathophysiological mechanisms to explain this deterioration.

Analysis of the factors related to mortality in patients with bronchiectasis.

Background: Bronchiectasis is a common disabling but rarely fatal disease. However the long-term prognosis and risk factors for mortality are not well known.

Objective: The aim of this study was to determine prospectively the survival and predictive factors of mortality in patients with bronchiectasis, during 4-year follow-up.

Predictors of long-term survival in patients with chronic obstructive pulmonary disease.

Objective: To analyze the factors affecting survival of patients with chronic obstructive pulmonary disease (COPD) during the follow-up period using a 4-year prospective study.

Methods: The study included 276 out-patients with COPD. The study took place in Ankara University, Cebeci Hospital, Ankara, Turkey between September 2000 and January 2005.

Side effects due to primary antituberculosis drugs during the initial phase of therapy in 1149 hospitalized patients for tuberculosis.

Objective: Side effects of the most commonly used primary antituberculosis (anti-TB) drugs may be mild as well as fatal. The aim of this study was to evaluate the side effects of and the risk factors for developing side effects against anti-TB drugs.

Patients And Methods: Records of 1149 patients with established tuberculosis who initially received anti-TB therapy were evaluated retrospectively.

Microscopic polyangiitis with unusual lung involvement.

Microscopic polyangiitis (MPA) is a non-granulomatous, systemic and small vessel vasculitis accompanied by segmental necrotizing glomerulonephritis with no evidence of other small vessel disease. We report a patient with weakness, fever, and arthralgia whose CXR and thoracic CT showed widespread nodular infiltration. His proteinase-3 anti-neutrophilic cytoplasmic antibody (c-ANCA) was positive.

[Vascular endothelial growth factor in benign and malignant pleural effusions].

Objective: Vascular endothelial growth factor (VEGF) is a potent inducer of capillary permeability and its role as a crucial mediator in pleural fluid formation has been established. This study was conducted to assess the usefulness of VEGF for diagnosing malignant and non-malignant pleural effusions of various causes.

Patients And Methods: VEGF levels in pleural effusions collected from 52 patients (20 with malignant effusion, 12 with tuberculous effusion, 10 with transudative effusion, and 10 with parapneumonic effusion) were assessed by enzyme-linked immunosorbent assay.

The prognostic significance of vascular endothelial growth factor levels in sera of non-small cell lung cancer patients.

Background: Angiogenesis, the formation of new blood vessels from the existing vascular bed, is essential step for the growth and invasion of the primary tumor. Vascular endothelial growth factor (VEGF) is known to play crucial role in tumor angiogenesis. Increased serum VEGF levels may be associated with poor prognosis in patients with non-small cell lung cancer (NSCLC).

[Hepatopulmonary syndrome].

Liver diseases affect lungs. Pulmonary vascular diseases are observed in hepatic diseases and portal hypertension have a wide spectrum that varies from intrapulmonary vascular dilatation to increased pulmonary vascular resistance with pulmonary hypertension. Hepatopulmonary syndrome is a syndrome characterized portal hypertension, intrapulmonary vascular dilatation and abnormal oxygenation (hypoxaemia).

[A case of aggressive fibromatosis of posterior mediastinum].

Aggressive fibromatosis is a rarely seen soft tissue tumor. They originate principally from deep seated fascial or musculoaponeurotic structures. Although they are considered histologically benign, they behave locally aggressive.

[The evaluation of excessive daytime sleepiness in taxi drivers].

Excessive daytime sleepiness (EDS) is a common but underrecognized and preventable cause of traffic accidents. It creates a problem of particular importance for professional drivers. We performed the Epworth Sleepiness Scale (ESS) and questionnaire related to their history of traffic accidents to 118 professional taxi drivers to determine the EDS and its effects on driving performance in taxi drivers.