Chronic spongiotic dermatitis pathology
A 25-year-old female presented with asymptomatic lesions linearly arranged over her left upper extremity. The initial lesion first appeared fifteen years ago and new lesions gradually appeared over time.No h/o joint pain or infection. She had a past h/o posttraumatic distress disorder and depression. She also had a skin biopsy of the right forearm which showed chronic spongiotic dermatitis. Plz, suggest the Dx and Rx.
DD of linear lesions at left upper extremity: 1 Linear Verrucous Epidermal Nevus 2 Incontinentia Pigmenti 3 Ichthyosis Linearis Circumflexa 4 Linear Porokeratosis 5?? Skin biopsy. HP reported as Chronic Eczematous Dermatitis may be different disease.
Eczematous dermatitis Advised biopsy from all the lesions
sections show hyperkeratosis, elongated rete ridges, acanthosis, spongiosis and mononuclear inflammation in the sub epithelial tissue. Imp: Histology suggests a psoriasiform dermatitis.DD: prurigo nodularis subacute to chronic spongiotic dermatitis. To correlate clinically.
Linear psoriasis : Linear psoriasis is an unusual clinical variation of psoriasis that manifests segmentally along the lines of Blaschko. A major differential diagnosis is inflammatory linear verrucous epidermal nevus
? Linear Psoriasis
Eczematous dermatitis
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