DSD patients. (a) 46, XX DSD. The clitoris was hypertrophic and penis-like, the gonad was ovoid, and the patient had naïve uterus; (b) 46, XY DSD. Complete female externalia was observed in appearance, the vagina and breast were well developed, and bilateral testicles were found in the abdomen. (c) Ovotesticular DSD. The penis was poorly developed, and unilateral testicle and contralateral ovary were found; (d) 46, XY. Complete gonadal dysgenesis was observed. The vagina and urethra shared an outlet and the gonads were poorly developed. Patients agreed with publication of these photos.