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Kirk Barber, MD, FRCPC

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Resistant "Diaper Rashes"

February 01, 2008

The photos presented this month reveal disease entities I have seen that did not respond to conventional therapy and that became resistant "diaper rashes." You may have seen some of these "bottoms" in previous issues of Consultant For Pediatricians. Next to each photograph, I have given several clues to the diagnosis. See if you can match these clues with the diagnostic choices listed below. You can check to see whether your diagnostic choices are correct on page 61.

Trachyonychia in a School-Aged Girl

January 01, 2008

The mother of this school-aged girl is concerned that her child has a fungal infection in her fingernails and that the nails are destroyed forever. Your examination reveals that all 20 of her nail plates are affected similarly.

Focus on Head Lice

November 01, 2007

A 13-year-old girl comes to your office in tears. Her mother wants to cut off her hair.

Incontinentia Pigmenti and Hypomelanosis of Ito

October 01, 2007

This skin condition is present at birth and usually has significant systemic manifestations. Would you be able to identify it in the nursery?

Tuberous Sclerosis Complex and Type 1 Neurofibromatosis

September 01, 2007

The diagnostic test is a Wood light examination. An example of another child with these lesions as they appear under Wood light is shown in Figure B. The Wood light is ultraviolet; it exploits the fact that melanin will preferentially absorb the light and appear darker. Those areas that contain less melanin thus will be highlighted.

Linear IgA Dermatosis (Childhood Type) and Fixed Drug Eruption

August 01, 2007

This 6-year-old child was brought to the emergency department by her parents after these blisters suddenly appeared on her skin. She otherwise appeared to be well and was not febrile.