Author: Vanessa Ngan, Staff Writer, 2003. Updated by Dr Ebtisam Elghblawi, Dermatologist, Tripoli, Libya, and DermNet NZ Editor in Chief, A/Prof Amanda Oakley, Dermatologist, Hamilton, New Zealand, November 2017.
Aplasia cutis congenita is a condition in which a newborn child is missing skin from certain areas.
It is not yet fully known why aplasia cutis occurs but the following factors may be involved.
Aplasia cutis is rare and no particular race or sex is at greater risk.
In about 70% of cases, aplasia cutis affects the scalp lateral to the midline, but lesions may also occur on the face, trunk, or limbs, sometimes symmetrically.
Other conditions that should be considered include:
Small areas of aplasia cutis usually heal spontaneously over time. To prevent infection gentle cleaning and bland ointments may be used. If infection occurs, antibiotics can be used.
Larger lesions or multiple scalp defects may require surgical repair; sometimes skin or bone grafting may be required.
Complications of aplasia cutis rarely occur but may include:
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