BACKGROUND AND PURPOSE: In major SAH, the only method to diagnose a preceding
minor leak is to ascertain the presence of a warning headache by interview; however, poor …

OBJECTIVE This study attempted to determine whether a previous minor leak correlated
with the occurrence of symptomatic delayed cerebral ischemia (sDCI). METHODS The …

✓ The impact of warning leaks on management results in patients with aneurysmal
subarachnoid hemorrhage (SAH) was evaluated in this prospective study. In a consecutive …

OBJECTIVE Often patients with subarachnoid haemorrhage (SAH) recall a recent episode of
acute severe headache, usually interpreted as a “warning headache” or first SAH. An …

Early detection of the warning symptoms of subarachnoid haemorrhage (SAH) may be an
effective way to achieve a significant reduction of morbidity and mortality. The present study …

The present study is part of a survey of subarachnoid hemorrhage cases observed in 16
neurosurgical and 8 neurological departments in Italy between June 1985 and June 1986 …

With great interest, we read the recent retrospective study of Oda et al 1 in the American
Journal of Neuroradiology reporting a 33.9% incidence of minor leaks preceding …

Of 312 consecutive patients who were admitted to an emergency hospital because of
subarachnoid hemorrhage (SAH), data on premonitory minor leaks were available on 303 …

About half of the aneurysm patients admitted to neurosurgical departments experience
warning symptoms in the form of minor bleeding episodes days or even several months …

In the Danish Aneurysm Study 1076 patients (pts.) were admitted with an aneurysmal
subarachnoid hemorrhage in the 5‐year period 1978–83. A warning leak (WL), defined as a …