Human pathology

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cloacal malformations

malformations of the cloaca, cloacal anomalies

Cloacal anomalies exhibit a wide variety of morphologic types and accompanying clinical severity.

Associations

- partial, complete, or conjoined twinning (16010492)
- duplication of several caudal structures
- demised co-twin with lower abdominal wall defect (extruded intestinal tract, absent external genitalia, imperforate anus) (16010492)

See also

- partial or complete duplication of the organizing center within a single embryonic disc
- mesodermal insufficiency
- cloacal membrane

References

- Siebert JR, Rutledge JC, Kapur RP. Association of cloacal anomalies, caudal duplication, and twinning. Pediatr Dev Pathol. 2005 May-Jun;8(3):339-54. PMID: 16010492