Key Features of Reviewed Literature
| Author and Year | SAH | Initial Angiographic SAH | Feeder Vessels | Venous Drainage | Varix |
|---|---|---|---|---|---|
| Symon et al, 1984 (2) | No | NA | Meningeal br VA | CVP | No |
| Cahan et al, 1987 (5) | No | NA | R-VA, ACA, DCA | Extradural | No |
| No | No | C5 R-VA | CVP, extradural | No | |
| Oda et al, 1989 (16) | No | NA | R-VA | CVP, MV | No |
| Willinsky et al, 1990 (14) | No | NA | Neuromeningeal br APA | CVP, intracranial | No |
| No | CCA, R-VA | CVP | No | ||
| NA | TCA, CCA | Extradural | Yes | ||
| NA | Neuromeningeal br APA, OCA | Cavernous sinus, cortical vein over temporal lobe | No | ||
| Gaensler et al, 1990 (17) | No | NA | R-VA, neuromeningeal br of APA | CVP | No |
| NA | R-VA, neuromeningeal br of APA, PICA | CVP | No | ||
| Revierz et al, 1991 (13) | No | NA | R-VR, OCA | CVP, spinal veins | No |
| Yes | R-VA | CVP, RMV | No | ||
| Yamada et al, 1991 (18) | No | NA | R-VA, TCA, CCA | Extradural | No |
| Morimoto et al, 1992 (10) | Yes | No | C5 R-VA | MV, CVP, rostral | No |
| Glasser et al, 1993 (19) | No* | NA | R-VA | CVP | Yes |
| Ikeda et al, 1994 (9) | Yes | No | R-VA | Extradural, MV (Int vert ven pl) | Yes |
| Kohno et al, 1996 (15) | No | NA | R-VA, TCA, CCA | Internal jugular veins | No |
| Mascalashi et al, 1996 (20) | No | NA | APA, M-VA | RMV | No |
| NA | APA | RMV | No | ||
| Niwa et al, 1997 (11) | Yes | Yes | C1 RA, postmeningeal | CVP, RMV | No |
| NA | C1 RA, postmeningeal | CVP | No | ||
| Trop et al, 1998 (25) | No | NA | M-VA | CVP, MV | No |
| Hiroyuki et al, 1998 (26) | Yes | Yes? | C1 RA | Intracranial, CVP | Yes |
| Yes? | C1 RA | Intracranial | Yes | ||
| NA | C1 RA, OCA | CVP | No | ||
| NA | C1 RC | Intracranial, CVP | No | ||
| No | C1 and C2 RAs | Intracranial | Yes | ||
| Yes? | C1 RA | Intracranial | Yes | ||
| Yes? | C1 RA | Intracranial | No | ||
| Yes? | C1 and C2 RAs | Intracranial | No | ||
| Yes? | C1 RA | Intracranial, CVP | No | ||
| NA | C2 RA | Intracranial | No | ||
| Do et al, 1999 (6) | Yes | No | Muscular br VA | MV, rostral | No |
| Hanabusa et al, 1999 (7) | Yes | Yes? | Meningeal branch of VA | Intracranial | No |
| Yes? | Meningeal branch of VA | Intracranial | No | ||
| Yoshida et al, 1999 (21) | No | NA | Direct fistula between VA/spinal veins at occipital C1 | CVP, MV | No |
| Oishi et al, 1999 (22) | No | NA | VA | Spinal veins | No |
| Miyoshi et al, 1999 (23) | No | NA | VA | Spinal veins | No |
| Nonaka et al, 1999 (12) | Yes | No | C1–C2 R-VA | Extradural, CVP | No |
| Hashimoto et al, 2000 (8) | Yes | Yes? | R-VA | Intracranial | No |
| Reinges 2001 (24) | No | Yes | VA | MV | No |
| No | Yes | VA | MV | No | |
| No | Yes | VA | MV | No | |
| Aviv et al, 2001, current report | Yes | No | R-VA | Extradural | Yes |
| Yes | C1–C2 R-VA | Extradural |