Search Results for: crust

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Differential Diagnosis in Dermatopathology

Discussions

…ascicles that interweave, and some nuclei of oval cells may be in mitosis. The epidermis may be thinned centrally and with a crust atop it. The dermis may be involved throughout the width of it, the process sometimes extending into the subcutaneous…

Differential Diagnosis in Dermatopathology

Discussions

…ated capillaries in dermal papillae spiral close to the base of the epidermis. In dyshidrotic dermatitis, by contrast, scale-crusts are not arranged in periodic fashion, and unless there are evidences of excoriation, they do not contain neutrophils;…

Histologic Diagnosis of Inflammatory Skin Diseases

Pityriasis rosea

…apsoriasis), i.e., an indolent flat expression of mycosis fungoides, is marked by elongated mounds of parakeratosis or scale-crusts and a sprinkling of lymphocytes in epidermal foci that are nearly devoid of spongiosis. Allergic contact dermatitis,…

Histologic Diagnosis of Inflammatory Skin Diseases

Pemphigus foliaceus

…selves in several ways. In some instances, flaccid blisters are apparent, whereas in others no blisters are seen, only scale-crusts being observable. That the scale-crusts are manifestations of a blistering disease may be inferred because they tend…

The dermatoscopic universe of basal cell carcinoma

The dermatoscopic universe of basal cell carcinoma

…the diagnosis of superficial BCC (a). The second lesion dermatoscopically displays dotted and glomerular vessels and yellow crusts, which indicate the diagnosis of Bowen’s disease (b). Dermatoscopy of the third plaque reveals the typical pattern of…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema annulare centrifugum

…ate dermatosis (small-plaque parapsoriasis) has elongated mounds of parakeratosis that also contain globules of serum (scale-crusts) and displays scatter of a few lymphocytes in an epidermis that exhibits little or no spongiosis. Allergic contact…

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