PMC3896960_01
Hematoxylin and eosin-stained pericardial tissue section showing no evidence of granulomatous inflammation. Foci of microcalcifications are present in fibrous tissue. Original magnification, x40.
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PMC3896960_01_1752-1947-8-8-1.jpg
F1
AFB (Figure 1). Analysis of pericardial tissue for Mycobacterium tuberculosis, including Ziehl-Neelsen stain, culture on Lowenstein-Jensen medium and polymerase chain reaction, was negative.