Torsion of the testis.
D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002369:Castration; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D004823:Epididymitis / Q000175:diagnosis; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D013086:Spermatic Cord Torsion / Q000175:diagnosis / Q000601:surgery*