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Pronunciation: fo'to-tar-mo'sis

Definition: Sneezing on looking at a light, especially a bright light (sunlight). The neuroanatomic pathways of this reflex are debated; autosomal dominant transmission.

Synonym(s): photic-sneeze reflex

[photo- + G. ptarmos, a sneezing, + -osis, condition]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.