Hutchinson's sign, periungual extension of brown-black pigmentation from longitudinal melanonychia onto the proximal and lateral nailfolds, is an important indicator of subungual melanoma.

A particular predilection for the ophthalmic division of the trigeminal nerve exists. A herpes zoster ophthalmicus rash involving the tip of the nose (alae nasae) is known as a positive Hutchinson's ...

1 Nasociliary branch involvement known as Hutchinson's sign is considered a prognostic sign of sight-threatening ocular complications and is clinically manifested by the skin involvement of the tip of ...