Acute right varicocele: a clue to congenital vascular anomaly.

Workup of acute unilateral right varicocele should encompass imaging to look for abdominal and retroperitoneal pathology, as well as congenital vascular anomalies. Management of the acute symptomatic varicocele due to upstream venous thrombosis should be primarily medical, with initiation of anticoagulation and early involvement of our hematology colleagues.