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Table 4: 
Angiographic findings of pAVMs
Patient Feeding Arteries Venous Drainage Nidus
1 Palpebral branch of OA SOV Small (<3 cm)
2 Branches of OA; branches of superf. temp. a; supraorbital a SOV; temp sup v, facial v Small (<3 cm)
3 Lachrymal a (from OA), branch from superf. temp. a; branch from anterior deep temp. a, branches from infra-orbital a Dilated SOV (7 mm) Small + direct fistula
4 Supraorbital a, anterior deep temporal branch SOV Compact, 2.5 cm
5 Palpebral branches from R sphenopalatine a, angular a Facial v, SOV Small and compact
6 Branches from sphenopalatine a, palpebral a from OA Direct via SOV, reflux in facial v Compact
7 Palpebral a from OA; branches from superf. temp. a SOV Compact; 4 cm
8 Palpebral a from OA Facial v Small (<3 cm)
9 Palpebral a from OA, branches from superf. temp. a SOV, facial v, frontal v Compact; 2.5 cm

Note:—a indicates artery; v, vein; temp., temporal; superf., superficial.