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…

Therapeutic Strategies in Dermatology

Seborrheic Dermatitis: Principles of Seborrheic Dermatitis Management

Principles of Seborrheic Dermatitis Management Seborrheic dermatitis is a chronic intermittent condition. There is an initial treatment period followed by maintenance therapy. Many patients will relapse if maintenance therapy is not adequate. Topi…

Histologic Diagnosis of Inflammatory Skin Diseases

Sebaceous Units

…present commonly not only within infundibula, but also within sebaceous ducts of infundibuloapocrine-sebaceous-follicular units positioned on the face. That organism is a normal inhabitant of those sites. Study of sebaceous glands by electron micros…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sebaceous Epithelioma?

Sebaceous epithelioma or sebaceoma. . . Sebaceous epithelioma, in contrast to sebaceous adenoma, grows in irregular masses and does not contain as many mature sebaceous cells.” Hashimoto K, Lever WF. Tumors of skin. In: Fitzpatrick TB…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Apocrine Miliaria?

…g. That term should not be applied to a condition that affects apocrine units because apocrine glands are not sweat glands; the only true sweat gland in man is eccrine. Apocrine glands in the axilla are vestigial remnants of glands in other mammals,…

Differential Diagnosis in Dermatopathology

Sebaceous hyperplasia vs. Nevus sebaceus of Jadassohn

A benign neoplasm of apocrine ductal nature within the upper half of the dermis that manifests itself clinically as tiny, smooth, skin-colored, round or oblong papules that usually are situated in periorbital skin, but may be seen on other sites, su…

Differential Diagnosis in Dermatopathology

Apocrine (clear-cell) hidradenoma vs. Eccrine (poroid) hidradenoma

A benign neoplasm of apocrine ductal nature within the upper half of the dermis that manifests itself clinically as tiny, smooth, skin-colored, round or oblong papules that usually are situated in periorbital skin, but may be seen on other sites, su…

Dermatology Practical & Conceptual

Linear sebaceous hyperplasia on the chest

…the chest with linear distribution pattern. (B) Dermoscopy of sebaceous gland hyperplasia. Note the aggregation of yellowish-white clods with linear vessels between or above the clods. (C) Dermoscopy of sebaceous gland hyperplasia followed by HDR im…

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…