Therapeutic Strategies in Dermatology

Lichen Planus: Key Points

…Points Lichen planus (LP) is a pruritic eruption that may be self-limited or chronic, and may affect skin, mucosa (including the esophagus), and hair. The classic morphology of lichen planus is violaceous-to-purple, flat-topped polygonal papules, o…

Therapeutic Strategies in Dermatology

Lichen Planus: Clinical Cases

…tensely pruritic, purpuric, papular eruption No constitutional symptoms Initial evaluation Bilateral symmetric distribution of 3-5 mm violaceous, flat-topped papules on arms (accentuated on wrists), legs, penis, and lower mucosal lip A skin biopsy…

Therapeutic Strategies in Dermatology

Lichen Planus: Initial Evaluation

…d papules, often with a white-to-lavender reticulate overlying scale (Wickhams striae). Patients report intense pruritus and sometimes koebnerization (development of lesions at areas of trauma/ injury). Presentation is almost always bilateral…

A Clinical Atlas of 101 Common Skin Diseases

Scars, Keloids, and Anetodermas

A type of fibrosing inflammation characterized clinically by lesions that at first are elevated and that do not extend beyond the exact site of injury and that in time tend to shrink, sometimes even becoming atrophic….

Therapeutic Strategies in Dermatology

Atopic Dermatitis: Treatment

…nts during and between flares can provide effective hydration. See handout Skin care in atopic dermatitis Suppression of inflammation: A topical corticosteroid should be applied to the rash b.i.d. The formulation (ointment, cream, lotion) should o…

A Clinical Atlas of 101 Common Skin Diseases

Anetoderma

…mation of lesions that protrude in dome-like fashion above the skin surface and that can be herniated below the skin surface. The stereotypical expression of a small lesion of anetoderma is “macular atrophy” secondary to destructive chang…

Histologic Diagnosis of Inflammatory Skin Diseases

Striae atrophicans

…mation of lesions that protrude in dome-like fashion above the skin surface and that can be herniated below the skin surface. The stereotypical expression of a small lesion of anetoderma is “macular atrophy” secondary to destructive chang…

A Clinical Atlas of 101 Common Skin Diseases

Pruritic Urticarial Papules and Plaques of Pregnancy

An inflammatory process in pregnant women near term that consists of urticarial papules and plaques, especially on the trunk and particularly in association with lesions of striae atrophicantes, the lesions disappearing shortly after parturition….

Differential Diagnosis in Dermatopathology

Lichen planus vs. lichenoid drug eruption

An inflammatory process in pregnant women near term that consists of urticarial papules and plaques, especially on the trunk and particularly in association with lesions of striae atrophicantes, the lesions disappearing shortly after parturition….

Differential Diagnosis in Dermatopathology

Discussions

…ized by violaceous papules that have a polygonal outline, flat surface, and a covering of slight scale. Sometimes, white lines, known as Wickhams striae, crisscross the surface of lesions of lichen planus. When a patient with eruptive lichen p…