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marked deviation from normal. adj., adj anom´alous.
Axenfeld's anomaly a developmental anomaly characterized by a circular opacity of the posterior peripheral cornea, and caused by an irregularly thickened, axially displaced Schwalbe's ring.
congenital anomaly (developmental anomaly) absence, deformity, or excess of body parts as the result of faulty development of the embryo.
Ebstein's anomaly see ebstein's anomaly.
May-Hegglin anomaly a rare dominantly inherited disorder of blood cell morphology, characterized by RNA-containing cytoplasmic inclusions (similar to Döhle bodies) in granulocytes, by large, poorly granulated platelets, and by thrombocytopenia.
Conjoined twins, with the poorly developed parasitic twin concealed within the larger autosite. See: conjoined twins.
[crypto- + G. didymos, twin]
Etymology: Gk, kryptos + didymos, twin
conjoined twins, one of which is a small, underdeveloped fetus concealed within the body of the other, more fully formed autosite.
cryptodidymusA conjoined twin that has most of its tissue hidden within the autonomous twin.
a twin monster, one fetus being enclosed within the body of the other.