PMC8101658_01
Photomicrograph of the pituitary gland. A - Many well-formed epithelioid granulomas (H& E: 100x); B - Well-formed epithelioid granulomas, Langhans giant cells, along with pituitary parenchymal cells (H&E: 400x); C - Granulomas with pituitary parenchymal cells (H& E: 400x); D - Reticulin stain: Well preserved pituitary acinar structure (400X).
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Reticulin stain demonstrated reticulin fibers around the nest of viable pituitary parenchymal cells (Figure 2D).
Photomicrograph of the pituitary gland showing acid-fast bacilli (Ziehl Neelsen stain, 1000x).
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Ziehl Neelsen staining demonstrated acid-fast bacilli (Figure 3).