“For it happens in this, as the physicians say it happens in hectic fever, that in the beginning
of the malady it is easy to cure but difficult to detect, but in the course of time, not having …

Background Spontaneous subarachnoid hemorrhage (SAH) is a rare, but serious etiology of
headache. The diagnosis of SAH is especially challenging in alert, neurologically intact …

OBJECTIVE: Chiari malformations are regarded as a pathological continuum of hindbrain
maldevelopments characterized by downward herniation of the cerebellar tonsils. The Chiari …

The authors of the first edition worked together again to revise data for the second edition of
this popular volume. Based at three of the world's leading centers for the study and treatment …

Thunderclap headache (TCH) is head pain that begins suddenly and is severe at onset.
TCH might be the first sign of subarachnoid haemorrhage, unruptured intracranial …

Given the range of disorders that produce headache, a systematic approach to classification
and diagnosis is an essential prelude to clinical management. For the last 15 years, the …

Background New daily persistent headache (NDPH) presents with a sudden onset
headache which continues without remission within 24 h. Although rare, NDPH is important …

Objectives: To provide data on the demography, clinical features, and comorbidity of
headache associated with sexual activity (HSA). Methods: Between 1996 and 2001, 51 …

Objective: To examine the relation between frequency of sexual intercourse and risk of
ischaemic stroke and coronary heart disease. Design: Cohort study with 20 year follow up …

We report two patients with exertional headaches beginning with vigorous exercise and
relieved by rest. Neurologic evaluation and neuroimaging were normal in both. During …