Uhthoff sign

[ ōōt′hŏf ]

n.

An indication of multiple sclerosis in which vasodilation from exposure to heat or from exertion may cause transient visual impairment or weakness.

Words nearby Uhthoff sign

ullage rocket, ullswater, ulluco, ulm, ulmaceous, Uhthoff sign, ulnad, ulnar artery, ulnar collateral artery, ulnar extensor muscle of wrist, ulnar flexor muscle of wrist