Axillary granular parakeratosis.

  title={Axillary granular parakeratosis.},
  author={David Ali Mehregan and P Vandersteen and L Sikorski and Darius Mehregan},
  journal={Journal of the American Academy of Dermatology},
  volume={33 2 Pt 2},
We report two cases of axillary granular parakeratosis, which is a unique eruption involving the axilla that has distinctive histopathologic features. Both of our patients had slightly pruritic, hyperpigmented patches in the axilla. The biopsy specimens revealed severe compact parakeratosis with maintenance of the stratum granulosum and retention of keratohyalin granules throughout the stratum corneum, which was markedly thickened and measured between 90 to 185 microns. The exact etiology is… CONTINUE READING