Home   Chapter Home   Jobs   Conferences   Fellowships   Books



Advertisement

Skin-nontumor / Clinical Dermatology

Other dermatoses

Spongiotic dermatitis


Reviewer: Mowafak Hamodat, MB.CH.B, MSc., FRCPC, Eastern Health, St. Johns, Canada (see Reviewers page)
Revised: 2 August 2011, last major update August 2011
Copyright: (c) 2002-2011, PathologyOutlines.com, Inc.

Definition
=========================================================================

● Clinically correlates with eczematous dermatitis
● Encompasses a large number of diseases, including allergic contact dermatitis and irritant contact dermatitis

Micro description
=========================================================================

● Intraepidermal edema with clear spaces separating keratinocytes
Acute: also perivascular lymphocytic infiltrates in upper dermis, lymphocyte exocytosis
Subacute: focal parakeratosis, acanthosis, papillomatosis, eosinophils
Chronic: prominent parakeratosis, acanthosis, papillomatosis; may have minimal spongiosis; fibroplasia of papillary and upper reticular dermis; variable inflammatory infiltrate

Micro images
=========================================================================


   
Spongiotic dermatitis

Differential diagnosis
=========================================================================

Early cutaneous T cell lymphoma: large numbers of cerebriform nuclei, Pautrierís microabscesses, epidermotropism

End of Skin-nontumor / Clinical Dermatology > Other dermatoses > Spongiotic dermatitis


This information is intended for physicians and related personnel, who understand that medical information is often imperfect, and must be interpreted in the context of a patient's clinical data using reasonable medical judgment. This website should not be used as a substitute for the advice of a licensed physician.

All information on this website is protected by copyright of PathologyOutlines.com, Inc. Information from third parties may also be protected by copyright. Please contact us at copyrightPathOut@gmail.com with any questions (click here for other contact information).