disease has location trigeminal nerve disorder herpes zoster ophthalmic herpes zoster MONDO:0005883 GARD:0009721 Herpes zoster ophthalmicus (HZO) ICD9:053.29 Virus infection of the Gasserian ganglion and its nerve branches characterized by pain and vesicular eruptions with much swelling. Ocular involvement is usually heralded by a vesicle on the tip of the nose. This area is innervated by the nasociliary nerve. SCTID:87513003 MEDGEN:9236 HZO MESH:D006563 EFO:0007403 UMLS:C0019364 herpes zoster ophthalmicus infectious disorder of the nervous system ophthalmic nerve