A Clinical Atlas of 101 Common Skin Diseases

Lichen Planus

An inflammatory process consisting usually of violaceous papules that have a polygonal outline and flat top, and that tends to favor flexural surfaces of skin and the buccal mucosa of the oral cavity. It sometimes affects follicles and nail units as…

A Clinical Atlas of 101 Common Skin Diseases

Acne Vulgaris

A disease of infundibulosebaceous units, especially infundibula, that may manifest itself solely as noninflammatory lesions, i.e., comedones and intact cysts, or as inflammatory lesions, i.e., papules, nodules, and pustules. The process may resolve…

A Clinical Atlas of 101 Common Skin Diseases

Necrobiosis Lipoidica

A granulomatous inflammatory process characterized clinically by patches that become yellowish plaques and that in time resolve with atrophy and telangiectases. The condition usually occurs in persons with diabetes….

A Clinical Atlas of 101 Common Skin Diseases


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…

A Clinical Atlas of 101 Common Skin Diseases


…expression of a small lesion of anetoderma is “macular atrophy” secondary to destructive changes of acne vulgaris, and of a large lesion of anetoderma is stria atrophicans. Striae are linear lesions that at first are elevated and plethor…

Therapeutic Strategies in Dermatology

Granuloma Annulare: Key Points

Key Points Granuloma annulare is a reactive inflammatory skin condition, which commonly presents as annular pink, erythematous thin plaques on the distal extremities. Granuloma annulare usually presents as localized disease, generalized plaques or…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology


“Atrophoderma, or atrophia cutis. Atrophy of the skin may be quantitative or qualitative; idiopathic or symptomatic; diffused or circumscribed. Crocker gives this useful table: Pigmentosum Juvenilis Albidum Diffusum Senilis…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…nt intensive rubbing of the skin in lichen simplex chronicus. ATROPHY [Gk. a (without) + trophe (nourishment)]: Reduction in amount of tissue is a result of there being fewer cells and/or smaller cells and/or amount of extracellular substances. Atrop…