| omphalomesenteric cyst | Cystic lesion found within the umbilical cord, presumed to develop from remnants of the omphalomesenteric duct early in gestation. May be found on antenatal ultrasound. Synonym: omphalomesenteric duct cyst. (05 Mar 2000) |
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| omphalomesenteric duct | An obsolete term for yolk stalk. (05 Mar 2000) |
| omphalomesenteric duct cyst | Cystic lesion found within the umbilical cord, presumed to develop from remnants of the omphalomesenteric duct early in gestation. May be found on antenatal ultrasound. Synonym: omphalomesenteric duct cyst. (05 Mar 2000) |
| omphalopagus | Conjoined twins united at their umbilical regions. See: conjoined twins. Synonym: monomphalus. Origin: omphalo-+ G. Pagos, something fixed (05 Mar 2000) |
| omphalophlebitis | Inflammation of the umbilical veins. Origin: omphalo-+ G. Phleps, vein, + -itis, inflammation (05 Mar 2000) |
| omphalopsychite | A name of the Hesychasts, from their habit of gazing upon the navel. Origin: Omphalo- + Gr. Breath, spirit, soul: cf. F. Omphalopsyque. Source: Websters Dictionary (01 Mar 1998) |
| omphalopter | An optical glass that is convex on both sides. Origin: Gr. The navel + one who looks, belonging to sight: cf.F. Omphaloptre. Source: Websters Dictionary (01 Mar 1998) |
| omphaloptic | An optical glass that is convex on both sides. Origin: Gr. The navel + one who looks, belonging to sight: cf.F. Omphaloptre. Source: Websters Dictionary (01 Mar 1998) |
| omphalorrhagia | Bleeding from the umbilicus. Origin: omphalo-+ G. Rhegnymi, to burst forth (05 Mar 2000) |
| omphalorrhexis | Rupture of the umbilical cord during childbirth. Origin: omphalo-+ G. Rhexis, rupture (05 Mar 2000) |
| omphalorrhoea | A serous discharge from the umbilicus. Origin: omphalo-+ G. Rhoia, flow (05 Mar 2000) |
| omphalos | <anatomy> The navel. Origin: L, fr. Gr. Source: Websters Dictionary (01 Mar 1998) |
| omphalosite | Underdeveloped twin of allantoidangiopagous twin; joined by umbilical vessels. Synonym: placental parasitic twin. Origin: omphalo-+ G. Sitos, food (05 Mar 2000) |
| omphalospinous | Denoting a line connecting the umbilicus and the anterior superior spine of the ilium, on which lies McBurney's point. (05 Mar 2000) |
| omphalotomy | <surgery> The operation of dividing the navel-string. Origin: Gr.; the navel + to cut: cf. F. Omphalotomie. Source: Websters Dictionary (01 Mar 1998) |