Search Results for: itch-scratch sequence

Differential Diagnosis in Dermatopathology

Discussions

…the other. The infiltrate of inflammatory cells in sections of an insect “bite” is wedge-shaped possibly as a consequence of an arthropod having attacked the skin head-on.. A discrete focus of spongiosis or a spongiotic vesicle marks the…

Differential Diagnosis in Dermatopathology

Urticarial reaction to an arthropod assault vs. Urtica

Psoriasis is a chronic, immune-mediated polygenic skin disorder affecting approximately 2% of the population. The pathogenesis of psoriasis features an interplay between adaptive and innate immunity centered on interleukin 23 and T-helper 17 cells…

Differential Diagnosis in Dermatopathology

Discussions

…in skin that are indistinguishable from those of arthropods, e.g., larvae of creeping eruption, cercariae of swimmer’s itch, nematocysts of the Portuguese man-of-war, hairs of the puss caterpillar, and spines of sea anemones and coral. When…

Differential Diagnosis in Dermatopathology

Lichen sclerosus et atrophicus vs. Superficial morphea

Psoriasis is a chronic, immune-mediated polygenic skin disorder affecting approximately 2% of the population. The pathogenesis of psoriasis features an interplay between adaptive and innate immunity centered on interleukin 23 and T-helper 17 cells…

Differential Diagnosis in Dermatopathology

Discussions

…lled with horny material (plugs of corneocytes). The typical patient is a middle-aged or older woman who complains of severe itching in the vulvar, perineal, and/or perineal region. When, as has been mentioned, such lesions have been rubbed…

Oral and written counseling is a useful instrument to improve short-term adherence to treatment in acne patients: a randomized controlled trial

Oral and written counseling is a useful instrument to improve short-term adherence to treatment in acne patients: a randomized controlled trial

…evaluation and treatment of acne that agreed to participate in the study. They were randomized into two groups with a blind sequence of codes in a 1:1 proportion. The control group (CG) received oral counseling: education about pathophysiology of…

Differential Diagnosis in Dermatopathology

Discussions

…syndrome; a toxin produced by the bacteria does the damage. The staphylococcal scalded skin syndrome evolves clinically in a sequence that begins with erythematous macules on the face and neck, and in the axillae and groin, progresses to extensive…