Atypical Mycobacteria Infection Mimicking Cutaneous Sarcoidosis by Dr Rishi Agrawal in Journal of Clinical Case Reports Medical Images and Health Sciences
Atypical Mycobacteria Infection Mimicking Cutaneous Sarcoidosis by Dr Rishi Agrawal in Journal of Clinical Case Reports Medical Images and Health Sciences A 51 year-old male presented with a 2-week history of a firm and tender suprapubic lump. The patient denied constitutional symptoms. His medical history was significant for sarcoidosis. He was referred to a penile surgeon, the main clinical concern being that of malignancy. MRI scanning revealed a 2.9cm encapsulated subcutaneous soft tissue mass separate from the penis. The pelvis and penis were unremarkable. Microscopy from an US-guided biopsy revealed relatively ill-defined granulomatous inflammation with abundant admixed acute and chronic inflammatory cell infiltrate (Figures 1A-C). No necrosis or malignancy was seen Special stains revealed conspicuous acid-fast bacilli, with no fungal elements identified (Figure 1D). Subsequent polymerase chain reaction (PCR) testing confirmed the presence of Mycobacterium avium (M. avium...