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Pediculus humanus capitis
Pediculus humanus capitis
These organisms were combed from the hair of a 10-year-old child. Note the smallest first instar stage on the far left and the larger second and third stage instar organisms. A nit (top right) is beginning to hatch.
Copyright © Bernard Cohen, MD, Dermatlas; http://www.dermatlas.org.
Graphic 80788 Version 10.0