Answer of February 1999

Clinical History:

F/79. Incidental finding of abnormality on CXR, unresolved after antibiotic treatment. Bronchoscopy & bronchial trap for AFB/cytology negative.

Figure 1 CXR (PA)
Figure 2 CT thorax

What is your diagnosis?

                              Figure 1                                                                Figure 2

                              Figure 3

Diagnosis:

BRONCHIOLOALVEOLAR ADENOCARCINOMA OF LUNG

Discussion:

Figure 1 CXR (PA) showed R mid zone soft opacity.

Figure 2 CECT showed peripheral lung lesion in posterior segment of R upper lobe. No lymphadenopathy.

Figure 3 CT guided biopsy in prone position.