Differential Diagnosis in Dermatopathology

Insect "bite" vs. Lymphomatoid papulosis

…D 30 lymphoma characterized by the presence mostly of papules, some of them purpuric, that may ulcerate and heal with a scar, and by lesions that tend to come and go for years, eventually disappearing entirely or, on occasion, becoming nodular and ev…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphocytoma cutis

…ch as Borrelia burgdorferi, and to injected foreign materials, such as that of tattoos Simulators of T-cell lymphoma, e.g., Lymphomatoid drug eruption
Lymphomatoid contact dermatitis
Lichenoid purpura of Gougerot and Blum
Various inflammatory disease

Differential Diagnosis in Dermatopathology

Ichthyosis vulgaris vs. X-linked ichthyosis

…D 30 lymphoma characterized by the presence mostly of papules, some of them purpuric, that may ulcerate and heal with a scar, and by lesions that tend to come and go for years, eventually disappearing entirely or, on occasion, becoming nodular and ev…

Differential Diagnosis in Dermatopathology

Discussions

…quired condition, apparently as a consequence of an underlying disease like Hodgkins disease, carcinoma of the breast, and lepromatous leprosy. Individual scales of acquired ichthyosis have attributes clinical and histopathologic identical to…

Differential Diagnosis in Dermatopathology

Discussions

…or more of patients. Furthermore, patients with Kaposi’s sarcoma have a greater incidence of lymphoreticular disorders, such as Hodgkins disease and lymphocytic leukemia. Although not in itself lethal, patients with Kaposi’s sarcom…

Differential Diagnosis in Dermatopathology

Pyogenic granuloma, fully developed vs. Kaposi’s sarcoma, nodular

…D 30 lymphoma characterized by the presence mostly of papules, some of them purpuric, that may ulcerate and heal with a scar, and by lesions that tend to come and go for years, eventually disappearing entirely or, on occasion, becoming nodular and ev…