We report a case of large intracranial pseudoaneurysm which spontaneously thrombosed one week after an attempt at embolisation. Thrombosis was probably induced by the flow arrest in the parent artery due to vasospasm caused by microcatheter/microguidewire manipulations.
GruberAMazalPR: Repermeation of partially embolized cerebral arteriovenous malformations: a clinical, radiologic, and histologic study. Am J Neuroradiol17: 1323–1331, 1996.
2.
BenatiABeltramelloA: Preoperative embolization of arteriovenous malformations with polylene threads: techniques with wing microcatheter and pathologic results. Am J Neuroradiol10: 579–586, 1989.
3.
VintersHVLundieMJKaufmannJC: Long-term pathological follow-up of cerebral arteriovenous malformation treated by embolization with bucrylate. N Engl J Med314: 477–483, 1986.
MurayamaYViñuelaF: Nonadhesive embolic agent for cerebral arteriovenous malformations: preliminary histopathological studies in swine rete mirabile. Neurosurgery43: 1164–1175, 1998.
6.
HasimotoTMesa-TejadaR: Evidence of increased endothelial cell turnover in brain arteriovenous malformation. Neurosurgery49: 124–131, 2001.
7.
SchweitzerJSChangBS: The pathology of arteriovenous malformations of the brain treated by embolotherapy. ll. Results of embolization with multiple agents. Neuroradiology35: 468–474, 1993.
8.
CromwellLDFreenyPC: Histologic analysis of tissue response to bucrylate-pantopaque mixture. Am J Radiol147: 627–631, 1986.
9.
DeveikisJPManzHJ: A clinical and neuropathologic study of silk suture as an embolic agent for brain arteriovenous malformations. Am J Neuroradiol15: 263–271, 1994.
10.
LanmanTHMartinNAVintersHV: The pathology of encephalic arteriovenous malformation treated by prior embolotherapy. Neuroradiology30: 1–10, 1988.
11.
KishKKRappSM: Histopathologic effects of transarterial bucrylate occlusion of intracerebral arteries in mongrel dogs. Am J Neuroradiol4: 385–387, 1983.