Dept. of Dermatology - University of Iowa College of Medicine

M. S. Stone and T. L. Ray

Epidermolytic Hyperkeratosis

Also called granular degeneration. It is characterized by:
  1. perinuclear clear spaces in the upper stratum malpighii
  2. indistinct cellular boundaries
  3. a markedly thickened granular layer with increased numbers of keratohyalin granules and
  4. hyperkeratosis
Example is a view of Epidermolytic Hyperkeratosis.

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September, 1995

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