Fig. 8. Uterine fusion anomalies. A. Normal uterus. B. Unicornuate uterus. C. Arcuate uterus. D. Septate uterus. E. Bicornuate uterus. F. Didelphic uterus with a septate vagina. (From Simpson JL: Disorders of Sexual Differentiation: Etiology and Clinical Delineation. New York; Academic Press, 1976.)