Arteriovenous malformation. Arteriovenous malformation (AVM) is an abnormal connection between arteries and veins, bypassing the capillary system. This vascular anomaly is widely known because of its occurrence in the central nervous system (usually cerebral AVM), but can appear in any location.
Since fetal alcohol syndrome covers a wide range of problems, there are many possible symptoms. The severity of these symptoms ranges from mild to severe, and can include: 1  a small head.  a smooth ridge between the upper lip and nose, small and wide-set eyes, a very thin upper lip, or other abnormal facial features.
Although some. congenital malformations, such as skull-ossifica-. tion defects and patent ductus arteriosus, have. been reported in conjunction with the use of. ACE inhibitors, these have been explained as the. secondary effects of fetal renal impairment.4-6. The evidence that first-trimester exposure to.