A 15-month-old girl developed acute lymphoblastic leukemia, Chemothera
py had induced a complete remission and she was continued on maintenan
ce therapy, At 3 years of age, she developed an eruption consisting of
excoriated papules and pustules on the face, Demodex folliculorum see
med to be the cause, Topical treatment with metronidazole applied twic
e a day over a period of 2 weeks resulted in partial improvement, The
dermatosis finally cleared gradually with oral erythromycin therapy an
d one overnight application of 1% lindane cream per week for 2 success
ive weeks.