Unusual Cause for Unilateral Headache: A Quadrigeminal Cistern Arachnoid Cyst



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    Young adults are frequently presented with headaches due to various causes. Atypical facial pain, renamed as persistent idiopathic facial pain (PIFP) is a poorly understood condition with the pain described as a persistent facial pain that does not have the characteristics of cranial neuralgias and which is not attributable to another disorder.

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