Craniotomy on 5/27 for resection of recently hemorrhagic left middle cerebellar cavernous malformation with associated DVA. There has been interval left suboccipital craniotomy for resection of the lesion centered in the left middle cerebellar peduncle with residual surrounding hemosiderin staining. There is no residual surrounding vasogenic edema or effacement of the fourth ventricle. There is no evidence of acute infarct. There is no midline shift or herniation. The orbits are grossly unremarkable. There is a retention cyst in the left maxillary sinus.
Interval resection of the left middle cerebellar peduncle cavernous malformation with residual peripheral hemosiderin staining and associated developmental venous anomaly.