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The International Classification of Headache Disorders (ICHD) is a detailed hierarchical classification of all headache-related disorders published by the International Headache Society. [1] It is considered the official classification of headaches by the World Health Organization , and, in 1992, was incorporated into the 10th edition of their ...
Recurrent brief depression (RBD) defines a mental disorder characterized by intermittent depressive episodes, not related to menstrual cycles in women, occurring between approximately 6–12 times per year, over at least one year or more fulfilling the diagnostic criteria for major depressive episodes (DSM-IV and ICD-10) except for duration in which RBD is less than 14 days (typically 5–7 ...
To maintain consistency the ICD-10 used the same criteria, with only minor alterations, but using the DSM diagnostic threshold to mark a mild depressive episode, adding higher threshold categories for moderate and severe episodes. [113] [314] The ancient idea of melancholia still survives in the notion of a melancholic subtype.
NDPH is rare. The Akershus study of chronic headache, a population based cross sectional study of 30,000 persons aged 30–44 years in Norway, found a one-year prevalence of 0.03 percent in the population. [2] In 1986, Vanast was the first author to describe the new daily-persistent headache (NDPH) as a benign form of chronic daily headache ...
Chronic headaches consist of different sub-groups, primarily categorized as chronic tension-type headaches and chronic migraine headaches. [2] The treatments for chronic headache are vast and varied. Medicinal and non-medicinal methods exist to help patients cope with chronic headache, because chronic headaches cannot be cured. [3]
Under the category of headache attributed to a substance or its withdrawal, the ICHD specifies the diagnostic criteria for oestrogen-withdrawal headache (8.4.3, G44.83 and Y42.4), and suggests that both that diagnosis and one of the menstrual migraine diagnoses be used in case of migraines related to oestrogen withdrawal occurring mainly at ...
Headaches are broadly classified as "primary" or "secondary". [10] Primary headaches are benign, recurrent headaches not caused by underlying disease or structural problems. For example, migraine is a type of primary headache. While primary headaches may cause significant daily pain and disability, they are not dangerous from a physiological ...
Cluster headache is a neurological disorder characterized by recurrent severe headaches on one side of the head, typically around the eye(s). [1] There is often accompanying eye watering, nasal congestion, or swelling around the eye on the affected side. [1] These symptoms typically last 15 minutes to 3 hours. [2]