Search Results for: dermatitis herpetiformis-like drug eruption

Differential Diagnosis in Dermatopathology

Discussions

…pus tumidus, an interpretation with which we disagree. In some instances, the two diseases may be indistinguishable from one another, but if edema is noticeable in the upper part of the dermis, the diagnosis must be polymorphous light eruption….

Dermatoscopic findings of atrophic dermatofibrosarcoma protuberans

Dermatoscopic findings of atrophic dermatofibrosarcoma protuberans

…ent dermatoscopic pattern associated with dermatofibromas, a well-known and benign cousin of DFSP, is the central white scar-like patch and peripheral delicate pigment network [7]. The histopathologic correlation of white scar-like patch in…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…several expressions morphologic of acquired epidermolysis bullosa. Another simulates bullous pemphigoid and, still another, dermatitis herpetiformis. 10.28.3A: Vesicular dermatitis, subepidermal, lymphocytes predominant + 10.28.3B: Preservation of…

Histologic Diagnosis of Inflammatory Skin Diseases

Precepts Adjunctive to the Algorithmic Method

…nfused with a variety of superficial perivascular and interstitial dermatitides that range from papular eruption of HIV to a drug eruption. Other neoplastic simulators of inflammatory diseases are lymphomatoid papulosis, adult T-cell…

Differential Diagnosis in Dermatopathology

Discussions

…n a number of conditions other that brought about by the “bite” of an arthropod, such as is the case commonly in dermatitis herpetiformis and bullous pemphigoid, and uncommonly in pemphigus vulgaris and polymorphous light eruption….

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…

Histologic Diagnosis of Inflammatory Skin Diseases

Blister secondary to hypoxemia and local pressure

…beneath the epidermis, as is the case for most blisters that develop secondary to hypoxia and local pressure. Ingestion of a drug alone also cannot be responsible for the condition; lesions may appear in the absence of any intake of a drug. Comment…

Scabies escaping detection until dermoscopy was applied

Scabies escaping detection until dermoscopy was applied

…ng test. The eruption remitted completely after appropriate treatment for scabies. Figure 1. A 6-month-old standing pruritic eruption on the face and neck of a 73-year-old woman. [Copyright: ©2017 Lallas et al.] Figure 2. A close-up clinical photo…

Histologic Diagnosis of Inflammatory Skin Diseases

Bullous pemphigoid

…ight spongiosis; those changes may be impossible to distinguish at times from some urticarial lesions of bullous pemphigoid. Dermatitis herpetiformis is diagnosed on the basis of collections of neutrophils at the tip of dermal papillae and in…