Hutchinson’s rule is related to
Hutchinson's rule is related to herpes zoster ophthalmicus which is an acute infection of Gasserian ganglion of the fifth cranial nerve by the varicella-zoster virus. 
Occurs commonly in immunocompromised individuals. Hutchinson's rule implies that ocular involvement is frequent if the side or tip of the nose presents vesicles is useful but not infallibleReference: Comprehensive Ophthalmology,
Herpes simplex keratitis
Mycotic keratitis
Herpes zoster ophthalmicus
None