Case #312 - November, 2011
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A 27-year-old patient with multiple myeloma presented with respiratory problems and disseminated lesions over various parts of his body post stem-cell transplant. Bronchial-alveolar lavage (BAL) specimens were collected and sent for pathology work-up. Figures A-D show what was observed on a slide of the BAL specimen stained with Chromotrope 2R. The objects of interest measured 4.0 micrometers in length, on average. What is your diagnosis? Based on what criteria?
Figure A
Figure B
Figure C
Figure D
Images presented in the monthly case studies are from specimens submitted for diagnosis or archiving. On rare occasions, clinical histories given may be partly fictitious.
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