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trisomy 13

Patau syndrome

 

Trsiomy 13 is the least common and the most severe of the viable autosomal trisomies.

Synopsis

-  craniofacial anomalies

-  cardiovascular malformations (80%)

-  cerebral anomalies

-  splenopancreatic field abnormality

-  urinary anomalies

-  male genital anomalies

-  female genital anomalies

-  omphalocele
-  hernias

-  skeletal anomalies

-  limb anomalies

-  capillary hemangiomas (face, forehead, nape of neck)
-  hematologic anomalies

Etiology

-  nondisjunction during maternal meiosis

See also

-  trisomies


Microtia in trisomy 13

Microtia in trisomy 13

Bilateral cleft lip/palate in trisomy 13

Postaxial polydactyly in trisomy 13

Postaxial polydactyly in trisomy 13

Rocker-bottom feet in trisomy 13


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