Hutchinson's rule is related to ?
Herpes simplex keratitis
Mycotic keratitis
Herpes zoster ophthalmicus
None
Ans. is 'c' i.e., Herpes zoster ophthalmicus Hutchinson's rule : - In herpes zoster ophthalmicus, involvement of the tip of nose, supplied by external nasal nerve (a terminal branch of nasociliary nerve), signifies increase risk of ocular involvement (uveitis).