acardia


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anomaly

 [ah-nom´ah-le]
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.

a·car·di·a

(ā-kar'dē-ă),
Congenital absence of the heart; a condition sometimes occurring in one member of monozygotic twins or in one member of conjoined twins when one partner monopolizes the placental blood supply; can also occur in triplet pregnancies.
[G. a- priv. + kardia, heart]

a·car·di·a

(ā-kahr'dē-ă)
Congenital absence of the heart; a condition sometimes occurring in monozygotic twins or in the smaller of conjoined twins when its partner monopolizes the placental blood supply.
[G. a- priv. + kardia, heart]

acardia

Congenital absence of the heart. In a single individual this is incompatible with survival beyond the early stages of development, but cases have been reported in which joined twins share a heart present in only one.
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References in periodicals archive ?
magister, followed by periods of acardia [ILLUSTRATION FOR FIGURES 1A AND C, 4F, AND 5F OMITTED].
DISCUSSION: Acardia represents one of the most severe and rarest congenital anomaly.
INTRODUCTION: Acardia syndrome is a rare complication affecting one percent of monozygotic twins (1 in 35000 pregnancies) where one twin fails to develop the brain and thoracic structures.