Study By Disease

Study By Disease

…erans (Quiz #884) Dermatofibrosarcoma protuberans (Quiz #885) Dermatomyositis (Quiz #252) Dermatophytosis (Quiz #119) Dermatophytosis (Quiz #701) Dermatophytosis, pustular (Quiz #178) Desmoplastic trichoepithelioma (Quiz #296) Diffuse large B-cell ly…

Differential Diagnosis in Dermatopathology

Lupus profundus vs. Morphea profundus

An inflammatory disease of children and adults that tends to involve skin and skeletal muscle mostly, the findings in the skin being patches with the color of heliotrope, especially in the periocular region. The disease manifests itself as poikilode…

Differential Diagnosis in Dermatopathology

Lichen planus vs. Lichenoid discoid lupus erythematosus

An inflammatory disease of children and adults that tends to involve skin and skeletal muscle mostly, the findings in the skin being patches with the color of heliotrope, especially in the periocular region. The disease manifests itself as poikilode…

Histologic Diagnosis of Inflammatory Skin Diseases

Scleromyxedema

…et al. Scleromyxedema (lichen myxedematosus) associated with dermatomyositis. Br J Dermatol 2001;144(2):359–62. Lorincz AL, Lynfield Y. Lichen fibromucinoidosis (lichen myxedematosus). Arch Dermatol 1959;80:603. Midona A, Zina G. Some considerations…

Differential Diagnosis in Dermatopathology

Discoid lupus erythematosus vs. Polymorphous light eruption

An inflammatory disease of children and adults that tends to involve skin and skeletal muscle mostly, the findings in the skin being patches with the color of heliotrope, especially in the periocular region. The disease manifests itself as poikilode…

Histologic Diagnosis of Inflammatory Skin Diseases

Porphyria cutanea tarda

…zes well-developed lesions of discoid lupus erythematosus and dermatomyositis. In addition to duplication of basal lamina, the homogeneous eosinophilic rims of porphyria cutanea tarda also consist of degenerated basal lamina and deposits of IgG. Bibl…

Differential Diagnosis in Dermatopathology

Images

Discoid lupus erythematosus Dermatomyositis

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema figuratum

…cy, especially of the breast, as are acanthosis nigricans and dermatomyositis acquired in adulthood, and a slew of conditions without any relationship to erythema annulare centrifugum, erythema figuratum, or erythema gyratum repens, or to one another…

Differential Diagnosis in Dermatopathology

Discussions

…s just catalogued also may be seen in longstanding lesions of dermatomyositis. As might be expected, the panniculitis of morphea often is accompanied by changes in the dermis typical of that disease, namely, crowded, thickened bundles of collagen arr…