Immune Reconstitution Inflammatory Syndrome and Cytomegalovirus Pneumonia Case Report: Highlights and Missing Links in Classification Criteria and Standardized Treatment

Figure 2

Panel (a): lung biopsy with pulmonary tissue showing young fibroblast proliferation at the interstitial level with lymphocytes, histiocytes, and red blood cells. Panel (b): abundant cytomegalovirus inclusions and alveolar spaces with type II pneumocytes and red blood cells. Ziehl-Neelsen, Grocott, and periodic acid-Schiff stain (PAS) were negative. Panel (c): esophagus biopsy with loss of mucosal continuity and the presence of hemorrhage. Panel (d): important infiltration of polymorphonuclear cells and epithelioid cells with a few fragments of squamous epithelia. Acid fast bacilli stain and fungal stains were negative.

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