Ophthalmodynia periodica | |
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Other names | Needle-in-the-eye syndrome, sharp short-lived head pain, [1] jabs and jolts syndrome [2] |
Ophthalmodynia periodica, also known as "ice-pick headache", is a primary headache disorder, so it is not caused by any other conditions.
Ophthalmodynia periodica does not have a confirmed cause, being a primary headache, but can be identified with other primary conditions. "As many as 40% of all individuals with ice pick headaches have also been diagnosed as suffering with some form of migraine headache." [4]
The following diagnostic criteria are given for ophthalmodynia periodica:[ medical citation needed ]
The International Headache Society classifies ophthalmodynia periodica as a primary stabbing headache. [6]
Ophthalmodynia periodica was first discovered by a doctor in 1964, where the disorder was first referred to as ophthalmodynia periodica. Since then, the disorder has been referred to as idiopathic stabbing headache. [7]