(1) Other complications are chronic fatigue syndrome, orchitis , and hepatitis.(2) Mumps in adolescent and adult males may also result in the development of orchitis , an inflammation of the testicles.(3) No antecedents of orchitis , infectious disease, or orchidectomy had been recorded in the patients' histories.(4) A history of orchitis , testicular trauma, or other pathology may be contributory.(5) Complications include deafness, meningitis and orchitis (inflammation of the testis).