Two hundreds and four consecutive patients who sustained proven spontaneous subarachnoid hemorrhage with conservative treatment were studied retrospectively. The reasons for conservative treatment were poor condition for surgery, difficulties in
surgery
and operation refusal, Comparative study was done in proven 4/ cases of aneurysmal SAH, 27 cases of SAH with negative angiography and 130 cases of SAH without angiography about age, aneurysm site & size, neurologic grade and mortality &
morbidity,
etc.
Death had occurred in 2 weeks after attack predominantly. Rebleeding was most common cause of mortality (64%, 68/107). Survivals had good quality of life (73%, 19/26).
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