Search Results for: keratosis

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Histologic Diagnosis of Inflammatory Skin Diseases

Post-inflammatory pigmentary alteration

…s histopathologic Complete regression of a lichen planus-like keratosis, which may be conceived of as “postinflammatory” in the sense that lymphocytes destroy keratocytes from which melanin is discharged, often is accompanied by signs of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…cells in the spinous and granular zones, and a column of parakeratosis = Grover’s disease Changes in foci of the epidermis identical with those pictured here may be found in Darier’s disease and in a type of epidermal nevus that sports f…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Regression of lichen planus-like keratosis Regression of primary cutaneous melanoma 1. Signs of residual solar lentigo or reticulated seborrheic keratosis apparent in sections of tissue sometimes 1. No residual keratocytic neoplasm such as solar le…

Differential Diagnosis in Dermatopathology

Discussions

…sent and varies in density. Both conditions are marked by parakeratosis in which are variable amounts of serum. There are hypogranulosis, pallor of the epidermis, and neutrophils in the cornified layer and beneath it in viable epithelium. An increase…

Differential Diagnosis in Dermatopathology

See Classification of Pigmented Lesions

…martomas Collagenous nevus, papillary dermal type Nevoid hyperkeratosis of the nipple Benign neoplasms Solar lentigo, including lichen planus-like keratosis Seborrheic keratosis Malignant neoplasms Basal cell carcinoma, pigmented Solar keratosis, pig…

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