Q.71
Animal Reproduction - Gynaecology and Obstetrics- ICAR JRF/SRF 2024
MCQ (Single Correct) +4 −1
Ziphopagus is the condition in which ?
  • Teratological Definition of Xiphopagus (Ziphopagus): Xiphopagus is a conjoined twin (duplicitas completa) monstrosity characterized by symmetrical twin fetuses that are joined ventrally at or near the sternum and xiphoid cartilage.
  • Anatomical Configuration: The twins typically share the lower sternal wall, anterior abdominal wall, and a common liver or pericardial sac, but maintain separate heads, pelves, and limbs.
  • Contrasting Conjoined Anomalies:
  • Craniopagus: Twins joined at the cranium/heads.
  • Pygopagus: Twins connected posteriorly at the sacrum and buttocks.
  • Ischiopagus: Twins joined ventrally at the lower pelvic and ischiatic region.

Correct option: (1) Twin fetuses are joined at / near sternal region

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