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Table 1: 
Characteristics of patients and results of transvenous embolizations
CharacteristicsIncidence (%)
Age (years)30–73; mean, 57
Sex
    Male11 (20)
    Female45 (80)
Initial presenting symptoms
    Chemosis18 (32)
    Exophthalmos12 (21)
    Orbital pain19 (34)
    Loss of visual acuity7 (13)
    Diplopia19 (34)
    Ptosis7 (13)
    Headache12 (21)
Venous approach routes
    Inferior petrosal sinus36 (64)
    Intercavernous sinus4 (7)
    Facial vein7 (13)
    Direct ophthalmic vein3 (5)
Angiographic results
    Complete29 (52)
    Nearly complete13 (23)
    Incomplete14 (25)
Clinical outcome (n = 46)
    Improvement42 (91)
    No improvement2 (4)
    Recurred2 (4)