Search Results for: breast

Billings SD, Cotton J. Inflammatory Dermatopathology. A Pathologist’s Survival Guide. New York: Springer Science + Business Media LLC, 2011

Billings SD, Cotton J. Inflammatory Dermatopathology. A Pathologist’s Survival Guide. New York: Springer Science + Business Media LLC, 2011

…h can mimic psoriasiform and lichenoid dermatitis, but there are others, like patch stage Kaposi’s disease, metastatic breast cancer, mastocytosis, B-cell lymphoma, etc., which can mimic interstitial or perivascular dermatitis respectively. I…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Scleroderma?

…y induced, e.g., l-tryptophan-related eosinophilia-myalgia syndrome, toxic oil syndrome, exposure to polyvinyl chloride, and breast implants of silicone Diseases that are identical to one another clinically and histopathologically are not…

An itching plaque

An itching plaque

…ysical examination revealed a tender, brownish papule or plaque contacting the elastic band of the underwear under the right breast (Figure 1). The remaining physical exam showed no other relevant lesions. Figure 1. A brownish papule or plaque…

Histologic Diagnosis of Inflammatory Skin Diseases

Radiation dermatitis and panniculitis

…pplied deliberately. Pseudosclerodermatous panniculitis that follows megavoltage therapy, usually given for carcinoma of the breast, differs histopathologically from radiation sclerosis on one hand and the inflammatory stage of morphea on the other….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sclerotic Fibroma?

…fibromas, in certain basal-cell carcinomas, and in association with metastases of some carcinomas, especially those from the breast to skin. Sclerotic fibroma is not a specific disease, but a distinctive pattern of connective tissue that is…

A quiz from Manaus, Brazil

A quiz from Manaus, Brazil

…ez-Vela MC, De Grado M, et al. Sclerotic fibroma (storiform collagenoma)-like stroma in a fibroadenoma of axillary accessory breast tissue. J Cutan Pathol. 2012;39:798–802. 12. Weyers W, Menzel T, Kasper RC, et al. Fibrous, fibrohistiocytic and…

Differential Diagnosis in Dermatopathology

Nevus verrucosus vs. Acanthosis nigricans

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…

Differential Diagnosis in Dermatopathology

Syringocystadenoma papilliferum vs. Hidradenoma papilliferum

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…

Differential Diagnosis in Dermatopathology

Angiolymphoid hyperplasia with eosinophilia vs. Angiosarcoma

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…

Differential Diagnosis in Dermatopathology

Ichthyosis vulgaris vs. X-linked ichthyosis

A malignant neoplasm of melanocytes that, in the skin, begins as a macule and may become a patch or a papule. A flat lesion of melanoma tends to be asymmetrical, poorly circumscribed with a scalloped, jagged, or notched border, and variegate,…