An acne naevus

A functioning eccrine hamartoma associated with Down's syndrome (46, xx,-21,+t(21q21q)

Pure eccrine hamartomas are very rare, and commonly present as localized areas of hyperhidrosis in normal looking skin. We describe a case of bilateral functioning eccrine hamartomas with macroscopically abnormal features in association with Down's syndrome.

An unusual distribution of an acneiform rash due to herpes zoster infection

Acne can affect unusual sites and occur at unusual ages with little involvement of the commonly affected sites. Discrete areas can be affected by acne which has been reported to occur in a naevoid form. We report a patient who developed an acneiform rash in the site of a previous herpes zoster infection.