| 释义 |
epipygus ep·i·py·gus (ep'i-pī'gŭs), Unequal conjoined twins in which the smaller, incomplete parasite is attached to the buttock of the larger autosite. See: pygomelus, conjoined twins. [epi- + G. pygē, buttocks] epipygus (ep?i-pi'gus) [Gr. epi, upon, + pyge, buttocks] A developmental anomaly in which an accessory limb is attached to the buttocks. See: pygomelus |