Clinical Quiz
The Hong Kong Practitioner VOLUME 29 / November 2007

A man presenting with multiple annular plaques on his body
Kwok-hung Yeung ·¨°êÂE


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 10 December, 2007. Each reader is allowed to submit one entry only. The name of the winner and the answer will be published in the December issue.

Clinical history:
A 40- year old man presented with multiple annular itchy macules and plaques over his flanks, inner thighs and forearms for about half a year. The rash was progressively enlarging with minimal superficial scaling. He had tried some topical antifungal agent without response. On physical examination, apart from the annular rash, there was no lymph node palpable.

The slide and the question were prepared by:
Dr Kwok-hung Yeung,
MRCP(UK), FHKCP, FHKAM(Med)
Medical Officer,Social Hygiene Service, PHSB, DH.

What is your diagnosis?

A. Tinea corporis
B. Mycosis fungoides
C. Subacute cutaneous lupus erythematosus
D. Erythema annulare centrifugum

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