Denervation supersensitivity to 1% phenylephrine in Horner syndrome can be demonstrated 10 days after the onset of symptoms.
Falzon
K
K
Jungkim
S
S
Charalampidou
S
S
Townley
D
D
Flitcroft
D I
DI
D000328:Adult; D004106:Dilatation; D005725:Ganglia, Autonomic / Q000187:drug effects; D005728:Ganglia, Sympathetic / Q000187:drug effects; D006732:Horner Syndrome / Q000175:diagnosis*; D006801:Humans; D008297:Male; D009184:Mydriatics / Q000008:administration & dosage; D010656:Phenylephrine / Q000008:administration & dosage; D011680:Pupil / Q000187:drug effects*; D016896:Treatment Outcome
D009184:Mydriatics; D010656:Phenylephrine