Other congenital malformations of peripheral vascular system (Q27)

Clinical Information for Other congenital malformations of peripheral vascular system (Q27)

Single Umbilical Artery - Congenital abnormality where one, instead of the usual two, UMBILICAL ARTERY connects the fetus to the placenta.

Umbilical Arteries - Specialized arterial vessels in the umbilical cord. They carry waste and deoxygenated blood from the FETUS to the mother via the PLACENTA. In humans, there are usually two umbilical arteries but sometimes one.

Instructional Notations

Type 2 Excludes Type 2 Excludes
A type 2 excludes note represents "Not included here". An excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time. When an Excludes2 note appears under a code, it is acceptable to use both the code and the excluded code together, when appropriate.

  • anomalies of cerebral and precerebral vessels Q28.0 Q28.3
  • anomalies of coronary vessels Q24.5
  • anomalies of pulmonary artery Q25.5 Q25.7
  • congenital retinal aneurysm Q14.1
  • hemangioma and lymphangioma D18