To the Editor: Arteriovenous malformations (AVM), also referred to as
cirsoid aneurysm, arteriovenous aneurysm, arteriovenous fistula, and cavernous hemangioma, can occur in any organ in the body.
Brooks, "Two cases of an abnormal coronary artery of the heart arising from the pulmonary artery: with some remarks upon the effects of this anomaly in producing
cirsoid dilatation of the vessels," Transactions of the Academy of Medicine in Ireland, vol.
Renal AVMs are divided to three types, including the
cirsoid, angiomatous, and aneurysmal [1].
Two cases of an abnormal coronary artery of the heart arising from the pulmonary artery: with some remarks upon the effect of this anomaly in producing
cirsoid dilatation of the vessels.
Left renal arteriogram shows a large
cirsoid type renal arteriovenous malformation.
Placental mesenchymal dysplasia, a case of intrauterine sudden death of fetus with rupture of
cirsoid periumbilical chorionic vessels.