Diabetes mellitus and lung function.

Objectives: To assess the nature of pulmonary dysfunction in type 1 diabetes and the relationship of pulmonary function tests to diabetic factors and complication.

Subjects And Methods: Sixteen type 1 diabetic patients and 26 control subjects matched for age and sex were studied. We performed spirometry measurements and measured pulmonary diffusing capacity (DL(CO)) in sitting and supine position by the single-breath method corrected by alveolar volume (VA).