Search Results for: diffuse neuroendocrine system (anachronistic)

Differential Diagnosis in Dermatopathology

Xanthogranuloma vs. Necrobiotic xanthogranuloma

An inflammatory disease caused by Mycobacterium leprae. It can involve internal organs or be localized to the skin, where its clinical presentation is dependent on the immunologic status of the host. Persons who are competent immunologically have…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Nuclear Atypia, Cytoplasmic Atypia, and Architectural Atypia?

…lled in order for nuclei to be identified as atypical. For example, are nuclei that are large but monomorphic, like those of neuroendocrine carcinoma, atypical? How large is large? What about lymphocytes with nuclei that normally are so dark that a…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eczema?

…iated, scaling erythematous papules or plaques grouped or scattered over Erythematous skin. Often the scaling is so fine and diffuse that the skin acquires a silvery sheen. Chronic eczema is characterized by thickened skin and increased skin…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Endothelial Swelling?

…t always is joined by plasma cells. In summary, all inflammatory diseases of the skin, and especially those with nodular and diffuse infiltrates, such as nodular scabies and other “pseudolymphomas”, are associated with dilated vessels…

Histologic Diagnosis of Inflammatory Skin Diseases

Erysipelas

…agic aspect of blisters. Cellulitis is the stereotype of phlegmonous inflammation, a response characterized by a sparse, but diffuse, infiltration by neutrophils in the reticular dermis and, sometimes, the subcutaneous fat. Erysipelas is the…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Common Baldness—an Inflammatory Disease?

…llicles and telogen germinal units. An inflammatory reaction was seen in 75% of patients and focal fibrosis was seen in 25%. Diffuse dermal fibrosis with destruction of follicular structures was present in 5% of the scalp biopsy samples. This degree…