Dragon Hallucinations: Rare Condition Causes People to See Dragons
Here’s a breakdown of the key data from the text, focusing on the medical condition and its details:
Condition: Prosopometamorphopsia (PMO)
What it is indeed: An uncommon condition affecting how a person perceives human faces, causing them to appear dramatically distorted. Features can seem enlarged, shrunken, sagging, stretched, or out of position.
Types:
Hemi-prosopometamorphopsia (hemi-PMO): Distortion affects only one side of the observed face.
Full-face prosopometamorphopsia (full-face PMO): Distortion warps the entire face.
Brain Area Involved: Ventral occipitotemporal cortex (in the back of the brain) - this region regulates object recognition.
Possible Cause: Lesions in the brain (revealed by MRI) potentially present since birth, possibly due to temporary oxygen deprivation shortly before or after delivery.Associated Disorders: Epilepsy, migraine, and stroke.Treatment: Daily doses of valproic acid (an anticonvulsant also used for migraines and bipolar disorder).
