RADIOGRAPHIC ASPECTS OF PNEUMOCYSTIS-CARINII PNEUMONIA IN THE MINIATURE DACHSHUND

The thoracic radiographic changes of Pneumocystis carinii in 7 miniatu re Dachshunds were reviewed, The dogs were 7-12 months old and present ed with polypnea, exercise intolerance and clinical signs suggestive o f immune-incompetence. P. carinii pneumonia was diagnosed in all the d ogs using transtracheal aspirate cytology and confirmed at postmortem in 3 dogs that died. Radiographically, diffuse pulmonary changes were present and varied from a mild interstitial and bronchial pattern to a n alveolar pattern. Radiographic evidence of cor pulmonale was present in 1 dog. The most severe radiographic changes were seen in 2 of the dogs that died.