Angioid - Anhydride

angioid

(an′jē-oyd″) [angio- + -oid] Resembling a blood vessel.

angioinvasion

(an″jē-ō-in″vā′zhŏn) [angio- + invasion] The penetration of blood vessels by bacteria, fungi, parasites, tumors, or other entities.

angiokeratoma

(an″jē-ō-ker″ă-tō mă) [angio- + keratoma] A skin disorder occurring chiefly on the feet and legs, marked by formation of telangiectases or warty growths accompanied by thickening of the epidermis along the course of dilated capillaries.

angiokinetic

(an″jē-ō-kĭ-net′ĭk) [angio- + kinetic] Pert. to constriction and dilation of blood vessels. SEE: vasomotor.

angiolipoma

(an″jē-ō-lĭ-pō′mă) [angio- + lipoma] A tumor consisting of vascular and fatty cells.

angiology

(an″jē-ol′ŏ-jē) [angio- + -logy] The study of blood vessels and lymphatics.

angiolysis

(an″jē-ol′ĭ-sĭs) [angio- + -lysis] Obliteration of blood vessels, as in the umbilical cord when it is tied just after birth.

angioma

(an″jē-ō′mă, ′mă-tă) pl.-mas, -mata [angio- + -oma] A usually benign tumor consisting principally of blood vessels (hemangioma) or lymph vessels (lymphangioma). It is considered to represent remnants of fetal tissue misplaced or undergoing disordered development. SEE: epithelioma; hamartoma; nevus. angiomatous (-ō măt-ŭs), adj.

 capillary a. A congenital, superficial hemangioma appearing as an irregularly shaped, red discoloration of otherwise normal skin, and caused by overgrowth of capillaries. SYN: a. simplex.

 a. cavernosum Cavernous a.

 cavernous a. A congenital hemangioma appearing as an elevated dark red benign tumor, ranging in size from a few millimeters to several centimeters. It may pulsate. It commonly involves the subcutaneous or submucous tissue and consists of blood-filled vascular spaces. Small cavernous angiomas may disappear without therapy. SYN: a. cavernosum.

 cherry a. A benign, dome-shaped cherry-red papule on the trunk, consisting of a compressible mass of blood vessels measuring about 0.5 mm to 6.0 mm, and occurring esp. in people over 30. SYN: Campbell de Morgan spot; ruby spot; senile a.

 senile a. Cherry a.

 serpiginous a. An angioma marked by small red vascular dots arranged in rings, caused by proliferation of capillaries.

 a. simplex Capillary a.

 spider a. A branched growth of dilated capillaries on the skin, resembling a spider. This abnormality may be associated with cirrhosis of the liver. SYN: nevus araneus; spider nevus.

 stellate a. A skin lesion in which numerous telangiectatic vessels radiate from a central point; commonly associated with liver disease, hypertension, or pregnancy. SYN: spider nevus.

 telangiectatic a. An angioma composed of abnormally dilated blood vessels.