The Clinical Characteristics and Treatment of Cerebral Microarteriovenous Malformation Presenting with Intracerebral Hemorrhage: A Series of 13 Cases

Table 1

Overview of clinical features, diagnostic workup results, therapeutic methods, and outcome in the 13 patients with cerebral micro-AVMs.

Patient number/; age (y)/sex	Hematoma size (mL) & location	Enhanced thin layer CT scanning	CTA finding	DSA finding	Urgent surgery/treatment	Outcome; (GOS)
1/11/M	20; Basal ganglia	Nidus	Micro-AVMs		No/surgery; neuronavigation	5
2/31/F	10; Basal ganglia	Nidus	Abnormal feeding artery		No/radiotherapy	5
3/63/F	40; Parietal lobe	Nidus	Abnormal feeding artery		Yes/surgery	3
4/36/M	52; Temporoparietal lobe	Nidus	Micro-AVMs		Yes/surgery	5
5/18/M	27; Frontal lobe	Negative	Negative	Micro-AVMs	No/surgery	5
6/41/F	11; Frontal lobe	Nidus	Micro-AVMs		No/surgery; neuronavigation	5
7/16/M	60; Temperoparietal lobe	Nidus	Micro-AVMs		Yes/surgery	5
8/15/M	16; Frontal lobe	Negative	Negative	Micro-AVMs	No/surgery	5
9/32/F	90; Temperoparietal lobe	Nidus	Micro-AVMs		Yes/surgery	4
10/24/M	10; Parietal lobe	Negative	Abnormal feeding artery	Abnormal feeding artery	No/radiotherapy	5
11/41/M	5; IVH	Nidus	Micro-AVMs	Micro-AVMs	No/endovascular embolization	5
12/61/M	48; Occipital lobe	Nidus	Micro-AVMs		Yes/surgery	5
13/35/M	50; Temperoparietal lobe	Nidus	Abnormal venous drainage	Micro-AVMs	Yes/surgery	3