We determined the profile of respiratory morbidity in family practice in the region a cross-sectional study in 86 primary health care centres in Souse over 1 year (2002-03). Medical records for 3 weeks per season were randomly selected. The International Classification of Primary Care (ICPC) was used to code recorded data. Respiratory diseases ranked first both for reason for consultation (8397/24 882, 33.7%) and for diagnosis made (7788/18 097, 43.0%). Of the 7715 respiratory complaints, cough was the most common complaint (54.8%). Of respiratory diagnoses, 37.1% were acute tonsillitis, 26.5% acute bronchitis and 21.6% were acute respiratory tract infection. Children under 5 years were most affected by acute upper respiratory tract infections (44.5%). Acute bronchitis was the primary diagnosis for patients aged over 45 years.