A 14 yo presents with a 4 h history of sudden onset LLQ abdominal and scrotal pain, described as a pulling, burning sensation. He denies vomiting, diarrhea or constipation, and reports mild nausea and is taking fluids without difficulty. HPI is negative for recent trauma to the region, dysuria, penile discharge, genital lesions or fever. He reports milder, similar episodes during the past 3 months, “that just went away.” Physical exam reveals loss of the cremasteric reflex, negative Blumberg ...