Skin nonmelanocytic tumor
Lymphoma and related disorders (see also Lymphoma chapter)
T cell / NK cell neoplasms
Premycotic (patch) stage mycosis fungoides

Topic Completed: 1 July 2012

Minor changes: 15 October 2020

Copyright: 2003-2020,, Inc.

PubMed search: premycotic [title] OR patch [title] mycosis fungoides skin

Related topics: Mycosis fungoides

Christopher S. Hale, M.D.
Page views in 2019: 306
Page views in 2020 to date: 470
Cite this page: Hale CS. Premycotic (patch) stage mycosis fungoides. website. Accessed October 28th, 2020.
Definition / general
  • Usually indolent course
Gross description
  • Erythematous, scaly and pruritic skin
Microscopic (histologic) description
  • Chronic nonspecific dermatitis with psoriasiform changes in epidermis: often associated changes of lichen simplex chronicus due to repeated rubbing
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