Search Results for: volar

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen planus

…the basic process pathologic of lichen planus. The lesions actually are vesicles, not bullae. Erosive lichen planus affects volar skin extensively by ulceration diffusely; mucous membranes often involved concurrently. Oral lichen planus of the…

Histologic Diagnosis of Inflammatory Skin Diseases

Psoriasis

…the epidermis. Lymphocytes precede neutrophils into the epidermis of an evolving lesion of psoriasis. In short, psoriasis on volar skin looks different from psoriasis on other anatomic sites (probably because of the restrictive character of the…

Histologic Diagnosis of Inflammatory Skin Diseases

Pitted keratolysis

…infiltrate of lymphocytes Dells with uneven outlines on the surface of a thick compactly-arranged cornified layer typical of volar skin Clumps of bacteria, cocci or bacilli, some in filamentous form, in the cornified layer Differential diagnosis…

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…Pernio/chilblains is an authentic disease unto itself. Reason: The condition is a distinctive pattern of disease on or near volar skin (a superficial and deep perivascular infiltrate of lymphocytes accompanied by prominent edema in dermal papillae…

Comparison of dermatoscopic images of acral lentiginous melanoma and acral melanocytic nevus occurring on body weight-bearing areas

Comparison of dermatoscopic images of acral lentiginous melanoma and acral melanocytic nevus occurring on body weight-bearing areas

…9-16. 4. Saida T, Miyazaki A, Oguchi S, et al. Significance of dermoscopic patterns in detecting malignant melanoma on acral volar skin: results of a multicenter study in Japan. Arch Dermatol. 2004;140:1233-8. CrossRef 5. Saida T, Oguchi S, Ishihara…

Histologic Diagnosis of Inflammatory Skin Diseases

Deep fungal infections

…hyphae. Clue to specific diagnosis histopathologic What seems at first blush to be focal mucinosis at a site other than near volar skin is a clue to cryptococcosis. Laboratory confirmation Definitive diagnosis depends on identification of organisms…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…les that of normal palm or sole. In that circumstance in which the epidermis, at first blush, looks just like that of normal volar skin, a clue to the correct diagnosis of lichen simplex chronicus is the presence of folliculosebaceous units…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…e) The epidermis resembles that on a palm or a sole, but the presence of folliculosebaceous units indicates that this is not volar skin, but skin that has been rubbed persistently, to and fro. The name given to the condition is lichen simplex…