Circulus arteriosus major

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Major circulus arteriosus of iris
Details
Latin circulus arteriosus iridis major
Identifiers
TA A15.2.03.034
FMA FMA:58529
Anatomical terminology

circulus arteriosus major : also named "major circulus arteriosus of iris" CIA or CIAM it is formed by anastomosis of the anterior ciliary arteries with the Long posterior ciliary arteries at the ciliary body. It supplies the iris, ciliary body and choroid. The veinous drainage of CIA is : 4 vortex veins that drain into the ophthalmic vein.