Mast cells and eosinophils may play a role in the pathophysiology of chronic cough in nonasthmatics. It is unknown, however, whether degranulation of these cells occurs in the airways of such patients. Thirty-five nonsmoking patients referred with a chronic nonproductive cough (mean cough duration 76.2 months) were evaluated using a comprehensive diagnostic protocol. Bronchoalveolar lavage (BAL...

BACKGROUND A polymorphism (rs35705950) in the promoter region of the mucin MUC5B is associated with both familial and sporadic forms of idiopathic pulmonary fibrosis. (IPF) We hypothesize that this common MUC5B variant will impact the expression of cough, a frequent disabling symptom seen in subjects with IPF. METHODS We genotyped 136 subjects with IPF. All living subjects were provided with ...

Retiform hemangioendothelioma (RH) is a rare low-grade variant of angiosarcoma mostly reported on dermis or subcutaneously. A 30-year-old woman suffering from dry cough, dyspnea and pleural effusion has been described. Distinctive symptoms and lesions on high resolution computed tomography (HRCT) scan and common histological, immunological feature are discussed. Diagnosis was made by thoracosco...

The w ide and ever-increasing prevalence of asthma makes the care of patients by specialists (allergists, pneumologists) difficult. In addition, because of the apparent simplification of treatments based on inhaled corticosteroids and beta2-agonists, many patients are managed by non-specialists. A third, additional factor is the recent idea that prolonged or recurrent cough is a manifestation o...

cough is a common reason for seeking medical advices for children. cough is a natural defense mechanism and can frequently occur in healthy children and can be increased by urban living and polluted cities. thus, previous history, cough exacerbations factors and quality of cough are very helpful in diagnosis of pathological cough. there are different definitions for chronic cough. in this artic...