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psoriasiform dermatitis; psoriaform dermatitis
Microscopic Pathology:
- epidermal hyperplasia with regular elongation of rete ridges
- dermal inflammation
Differential diagnosis:
- psoriasis
- AIDS associated psoriasiform dermatitis
- pustular psoriasis
- Reiter's syndrome
- pityriasis rubra pilaris
- parapsoriasis
- lichen simplex chronicus
- subacute and chronic spongiotic dermatitides
- erythroderma
- mycosis fungoides
- chronic candidosis and dermatophytoses
- inflammatory linear verrucous epidermal nevus
- Norwegian scabies
- Bowen's disease (psoriasiform variant)
- clear cell acanthoma
- lamellar ichthyosis
- pityriasis rosea
- pellagra
- acrodermatitis enteropathica
- glucagonoma syndrome
- secondary syphillis
Interactions
disease interactions
Specific
psoriasis
General
dermatitis
References
- Weedon. Skin Pathology, 2nd ed. Churchill-Livingstone 2002
- Balan R et al
The histopathological landscape of the major psoriasiform dermatoses.
Arch Clin Cases. 2021 Oct 27;6(3):59-68. eCollection 2019.
PMID: 34754910 Free PMC article. Review.