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M S Katchen

Publications and source records attributed to M S Katchen.

5 recordsLinked to original sources

A case of left hypoglossal neurapraxia following G exposure in a centrifuge.

Isolated hypoglossal (XIIth cranial nerve) neurapraxia is a rare clinical presentation. We present a case of an isolated hypoglossal neurapraxia following exposure to +7.2 Gz in a human centrifuge. Although a variety of cervical spine injuries have been reported as a result of G exposure in an aircraft, no cranial nerve injuries have been reported. A review of the literature of isolated hypoglossal neurapraxia is presented with discussion of the probable cause of this nerve injury.

Adult↗

Exertional headaches with multiple triggers.

Vascular headaches may occur in up to 20% of the population aged 17-40. One subgroup, exertional headaches, has many specific and nonspecific clinical presentations. Knowing the background events preceding the headache and the exact circumstances of the headache can help make a specific diagnosis. Three cases are presented to illustrate the diversity of triggers and their effect on aeromedical decision-making. The headaches are presented within the recently revised nomenclature for head and facial pain by the Headache Classification Committee of the International Headache Society.

Adult↗