Search Results for: diffuse neuroendocrine system (anachronistic)

1 3 4 5 6 7 11
Blue nevus with a starburst pattern on dermoscopy

Blue nevus with a starburst pattern on dermoscopy

…esion was excised under the diagnosis of a blue nevus. Histological examination revealed spindle cells with melanin pigments diffusely present in the upper dermis and around hair follicles in the mid-dermis, but not in the epidermis. The melanocytic…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…of the angle at which they were transected by a blade of a microtome, i.e., the foamy cytoplasm was not sampled. 10.114.2A: Diffuse dermatitis, granulomatous + 10.114.2B: Foamy histiocytes, some of them multinucleate, and a sprinkling of…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…and subcutaneous fat to skeletal muscle and other soft tissues. Histopathologically, it is seen to consist of a sparse, but diffuse, infiltrate of neutrophils mostly. Phlegmonous inflammation differs from suppurative inflammation, which also…

Histologic Diagnosis of Inflammatory Skin Diseases

Rheumatoid neutrophilic dermatitis

…Marked edema of the papillary dermis Correlation clinicopathologic Papules and nodules result from a combination of a dense diffuse infiltrate of neutrophils throughout much of the reticular dermis and prominent edema of the papillary dermis….

Incidental Merkel cell carcinoma in a cutaneous horn: a case report

Incidental Merkel cell carcinoma in a cutaneous horn: a case report

…ich likely derive from the neural crest, are basally located skin cells believed to function in mechano-reception and/or the neuroendocrine system. Merkel cell carcinoma (MCC), is a rare cutaneous malignancy first described in 1972 by Toker [1]….

Histologic Diagnosis of Inflammatory Skin Diseases

Images

Images 10.16.1A: Diffuse dermatitis, granulomatous and fibrosing + 10.16.1B: Purple intranuclear and intracytoplasmic inclusions in a fibrocyte = Cytomegalic inclusion disease The attributes cytopathologic of cytomegalic inclusion disease pictured…

Histologic Diagnosis of Inflammatory Skin Diseases

Predominantly Intraepithelial Fluorescence

…antibodies to IgA, rather than to IgG. Only one other intraepithelial pattern of fluorescence is of significance and that is diffuse, somewhat coarse, granularity present throughout the epithelium (often most evident in the lower half of the…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphedema

…more than men Distribution of lesions Distal extremities, legs more than arms; genitalia episodically Arrangement of lesions Diffuse involvement of parts, e.g., elephantiasis Individual lesions Verrucous hyperkeratotic papules and plaques Course…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

Images 10.7.1A: Diffuse dermatitis, mixed-cell + 10.7.1B: Proliferation of venules lined by plump endothelial cells, a sprinkling of neutrophils and nuclear “dust” of neutrophils, and clumps of granular violaceous material = Bacillary…

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatofibroma

…nules at the periphery of the lesion Acanthosis and hyperpigmentation of the thickened epidermis often Fully developed Dense diffuse infiltrate composed both of histiocytes, some of which may be siderophages and/or lipophages, and fibrocytes in a…

1 3 4 5 6 7 11