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Table 4: Procedure-related complications
Complications No. of Cases
Total 44 (10.1%, 44/435)
Thromboembolism 24 (5.52%, 24/435)
    Asymptomatic 21 (4.83%, 21/435)
    Symptomatic 3 (0.69%, 3/435)
    Transient neurologic deficit 2 (0.46%, 2/435)
    Permanent neurologic deficit 1 (0.23%, 1/435)
Coil protrusion or prolapse 11 (2.53%, 11/435)
    No flow compromise 8 (1.84%, 8/435)
    Flow compromise 3 (0.69%, 3/435)
Intraprocedural ruptures 4 (0.92%, 4/435)
    Slow leak 3 (0.69%, 3/435)
    Massive hemorrhage 1 (0.23%, 1/435)
Device-related 3 (0.69%, 3/435)
    HydroCoil-associated chemical     meningitis 2 (0.46%, 2/435)
    Coil fracture 1 (0.23%, 1/435)
Femoral access complications 2 (0.46%, 2/435)
    Femoral arteriovenous fistula 1 (0.23%, 1/435)
    External iliac artery dissection 1 (0.23%, 1/435)

Complications	No. of Cases
Total	44 (10.1%, 44/435)
Thromboembolism	24 (5.52%, 24/435)
Asymptomatic	21 (4.83%, 21/435)
Symptomatic	3 (0.69%, 3/435)
Transient neurologic deficit	2 (0.46%, 2/435)
Permanent neurologic deficit	1 (0.23%, 1/435)
Coil protrusion or prolapse	11 (2.53%, 11/435)
No flow compromise	8 (1.84%, 8/435)
Flow compromise	3 (0.69%, 3/435)
Intraprocedural ruptures	4 (0.92%, 4/435)
Slow leak	3 (0.69%, 3/435)
Massive hemorrhage	1 (0.23%, 1/435)
Device-related	3 (0.69%, 3/435)
HydroCoil-associated chemical meningitis	2 (0.46%, 2/435)
Coil fracture	1 (0.23%, 1/435)
Femoral access complications	2 (0.46%, 2/435)
Femoral arteriovenous fistula	1 (0.23%, 1/435)
External iliac artery dissection	1 (0.23%, 1/435)