Reason: Eval for abscess vs fistula History: History of perirectal abscess with fistula PELVIS:PROSTATE/SEMINAL VESICLES: No significant abnormality noted.BLADDER: No significant abnormality noted.LYMPH NODES: No significant lymphadenopathy.BOWEL, MESENTERY: No evidence of bowel obstruction, abnormal mucosal enhancement, or bowel wall thickening.BONES, SOFT TISSUES: Approximately 20 x 12 mm rim-enhancing collection in the right posterior buttock in the subcutaneous tissue (series 1201 and image 41). Underlying muscle appears normal without sinus tract or fistulization. There are faint linear enhancement along the medial left thigh extending from the anus (series 1201 and image 43-48) at the previous site of perirectal abscess. OTHER: Bilateral hydrocele.
1. Rim-Enhancing collection in the posterior right buttock subcutaneous tissue without fistulization.2. Faint linear enhancement along the medial left thigh at the previous site of perirectal abscess. This is not typical of abscess but cannot rule out developing inflammation. Please correlate with physical exam.