Orthostatic headache

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Headache that occurs or worsens with upright posture. Improved in recumbency.

Previously it was often misdiagnosed as different primary headache disorders such as migraine or tension headaches. Increasing awareness of the symptom and its causes has prevented delayed or missed diagnosis.

German neurologist Schaltenbrand reported that orthostatic headache by low cerebrospinal fluid pressure in 1938. This disease came to be known after development of radiological diagnosis in 1990.

Shinonaga et al reported that cerebrospinal fluid leak is induced in the whiplash sequelae after traffic accident in 2003 ¹⁾

see Spontaneous intracranial hypotension.