Therapeutic Strategies in Dermatology

Syphilis (Lues): Initial Evaluation

Initial Evaluation Primary syphilis Secondary syphilis Tertiary syphilis Congenital syphilis Differential diagnosis Differential diagnosis of primary syphilis Herpes simplex virus Differ…

Therapeutic Strategies in Dermatology

Pernio/Chilblains: Key Points

Key Points Chilblains (pernio) is a benign condition that occurs in cold, damp environments and presents with symmetric, distal, transient red-to-purple lesions on the extremities. Treatment is centered on keeping the patient warm and avoiding expo…

Histologic Diagnosis of Inflammatory Skin Diseases

Sarcoidosis

Sarcoidosis Synonyms Boeck’s disease Boeck sarcoid Benign lymphogranulomatosis Presentation stereotypical Age and sex Young adults of both sexes Distribution of lesions Face and extremities especially Arrangement of lesions Scattered Configu…

Differential Diagnosis in Dermatopathology

Tuberculoid leprosy vs. Sarcoidosis

An inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ o…

Histologic Diagnosis of Inflammatory Skin Diseases

Sarcoidosis

An inflammatory process, i.e., a panniculitis, marked by tender erythematous plaques, nodules, or tumors (or combinations thereof) that usually affect the anterior aspect of the legs and, less often, the arms, and induced by processes, in an organ o…

A Clinical Atlas of 101 Common Skin Diseases

Pernio

An inflammatory process that involves the acra, in particular fingers and toes, and sometimes the thighs with bluish red papules and nodules, which invariably is induced by cold. Chilblain is a synonym for pernio, which usually represents lupus eryt…

Therapeutic Strategies in Dermatology

Sweet’s Syndrome (Acute Febrile Neutrophil Dermatosis): Key Points

Key Points Indurated, often painful, erythematous nodules are the characteristic skin lesion that marks Sweet’s syndrome. Skin lesions may be bullous or cellulitis-like (pseudocellulitic) in appearance. Skin lesions of Sweet’s syndrome are often ac…

Therapeutic Strategies in Dermatology

Rosacea: Key Points

Key Points Rosacea has 4 different clinical presentations: erythemato-telangiectatic, papulo-pustular, phymatous, and ocular. It is essential to correctly identify the subtype of rosacea in order to select the appropriate medical or surgical therap…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…and the recidivans manifestation of leishmaniasis, but also in sarcoidosis. Moreover, necrosis of histiocytes sometimes may occur in the center of granulomas in sarcoidosis. 10.95.2A: Nodular dermatitis, granulomatous + 10.95.2B: Collection…

Histologic Diagnosis of Inflammatory Skin Diseases

Identification of Basic Patterns: Skin: Nodular and Diffuse Dermatitis

…cutis.” Figure 5.178 A&B. Sarcoidal granuloma in sarcoidosis. Nodules composed entirely of epithelioid histiocytes, devoid of lymphocytes and plasma cells, are findings expected in a stereotypical example of sarcoidosis such as this one…