PMC3271450_01
Erythematous discharging lesion at the nephrostomy site in two different patients
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F1
On examination, initially it appeared like a simple wound infection with erythema [Figure 1a and b].
(a) Granuloma cells at the tract site (under high power); (b) Granuloma cells at the tract site (under low power)
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F2
The histopathology of the tissue was suggestive of TB, with caseating granuloma that contained Langerhan's giant cells [Figure 2a and b].