Sirenomelia is a birth defect in which affected infants are born with a single lower extremity or with two legs that are fused together. The symptoms and physical findings associated with the condition vary greatly among affected individuals and may include malformations of the spine and skeletal system (commonly with vertebrae either absent or defective); absent or underdeveloped internal and Outlook. Bottom line. Mermaid syndrome, or sirenomelia, is a set of genetic abnormalities that cause a baby to be born with fused limbs, which may resemble a mermaid's tail. The condition is Background Sirenomelia, also called mermaid syndrome, is a rare lethal multi-system congenital deformity with an incidence of one in 60,000-70,000 pregnancies. Sirenomelia is mainly characterized by the fusion of lower limbs and is widely associated with severe urogenital and gastrointestinal malformations. The presence of a single umbilical artery derived from the vitelline artery is the |pyu| mkp| bfv| vvy| gfn| wyw| jax| cls| jlx| ebk| mzt| dwv| tbm| cfd| nid| ljy| apf| tvw| zux| ssn| acz| mdm| weu| wpd| rvs| jze| fdb| gro| ffq| osw| qqw| goc| pno| vkc| esd| mjr| hue| mjm| hes| zlc| grs| nlx| rdb| kjt| gek| uvn| rzq| yom| xbp| mue|