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A Clinical Atlas of 101 Common Skin Diseases

Amyloidosis

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A condition in which deposits of a fibrillary protein (amyloid) appear in the skin as macules, papules, and nodules consequent to the effects of local factors, or as patches (which may be purpuric), plaques, nodules, and tumors as a result of a systemic disease like myeloma.

A Clinical Atlas of 101 Common Skin Diseases

Chondrodermatitis Nodularis Helicis

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A papule, sometimes eroded, ulcerated, crusted, or keratotic, on a helix or antehelix consequent to the effects of persistent trauma.

A Clinical Atlas of 101 Common Skin Diseases

Nodular Vasculitis

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An arteritis in the subcutaneous fat manifested clinically at first by one or more red nodules that, in time, become ulcerated and heal with scars, usually on the posterior aspect of the legs of short, thick-legged women.

A Clinical Atlas of 101 Common Skin Diseases

Amyloidosis

A condition in which deposits of a fibrillary protein (amyloid) appear in the skin as macules, papules, and nodules consequent to the effects of local factors, or as patches (which may be purpuric), plaques, nodules, and tumors as a result of a syst…

A Clinical Atlas of 101 Common Skin Diseases

Nodular Vasculitis

An arteritis in the subcutaneous fat manifested clinically at first by one or more red nodules that, in time, become ulcerated and heal with scars, usually on the posterior aspect of the legs of short, thick-legged women. No cause is usually found,…

A Clinical Atlas of 101 Common Skin Diseases

Basal Cell Carcinoma

A malignant neoplasm made up of abnormal germinative cells analogous to those that compose the folliculosebaceous-apocrine germ in an embryo and that usually manifests clinically as a papule or nodule which may become ulcerated. On the basis of clin…

Histologic Diagnosis of Inflammatory Skin Diseases

Nodular amyloidosis

Nodular amyloidosis Findings histopathologic A papule or nodule, usually dome-shaped Globules of homogeneous material, often amphophilic, throughout the dermis, but sparing adnexal structures, both epithelial and nonepithelial…

Therapeutic Strategies in Dermatology

Acne Vulgaris: Treatment

Treatment Mild to moderate acne First-line therapy (comedonal acne only): topical retinoid First-line therapy (mild inflammatory acne): topical retinoid alone, topical retinoid + topical antimicrobial Topical retinoids are considered first…

Therapeutic Strategies in Dermatology

Erythema Elevatum Diutinum: Key Points

Key Points Erythema elevatum diutinum (EED) is a rare chronic form of fibrosing vasculitis. Firm, red to brown or violaceous nodular lesions developing over joints of the elbows, knees, hands, and feet, often in a symmetric pattern, is the hallmark…

Histologic Diagnosis of Inflammatory Skin Diseases

Macular and papular (lichenoid) amyloidosis-Cutaneous solely

…Pittelkow MR. rogressive generalized alopecia due to systemic amyloidosis. J Am Acad Dermatol 2002;46(3):434-36. Moon AO, Calamia KT, Walsh JS. Nodular amyloidosis: review and long-term follow-up of 16 cases. Arch Dermatol 2003;139(9):1157-159. Ochi…

Differential Diagnosis in Dermatopathology

Trichoblastoma, small nodular type vs. Trichoblastoma, large nodular type

A malignant neoplasm made up of abnormal germinative cells analogous to those that compose the folliculosebaceous-apocrine germ in an embryo and that usually manifests clinically as a papule or nodule which may become ulcerated. On the basis of clin…

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