Clinical Quiz
The Hong Kong Practitioner VOLUME 26 / May 2004

A man presenting with a unilateral palmar eruption
W S Lam 林渭新

A monthly clinical quiz is published in The Hong Kong Practitioner. Readers are invited to participate and a prize draw, sponsored by Pfizer Corporation Hong Kong Limited, will be undertaken among the successful entries each month. For entry into the draw, simply answer the question, fill in the reply slip and return it to the College by 4 June, 2004. Each reader is allowed to submit one entry only. The name of the winner and the answer will be published in the June issue.

Clinical history:

A 52 years old man presented with a scaling rash at left palm for one month. He also had subungual hyperkeratosis of left second to fifth finger nails and on-and-off scaling at toe webs for five years. Moreover, he had generalised vitiligo and a history of alopecia areata. He was otherwise well.

The slide and the question were prepared by:
Dr W S Lam, FHKAM(Med)
Medical Officer,
i/c Wan Chai (Male) Social Hygiene Clinic, Social Hygiene Service, Department of Health.

What is the most likely diagnosis?

A. Tinea manuum
B. Eczema
C. Keratoderma blenorrhagicum
D. Pityriasis rubra pilaris

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