Search Results for: scars

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Differential Diagnosis in Dermatopathology

Discussions

…appears many years after therapy had commenced and at the exact site of treatment. The changes seen clinically are atrophic scars, loss of hair, and presence of telangiectases and hyper- and hypopigmentation. Keratoses, known as radiation…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…brosis, as it does in the course of many months or years, the condition is termed “atrophie blanche” because the scars are white. 10.62.3A: Vasculitis, small-vessel type, mixed-cell + 10.62.3B: Thrombi in the lumen of many venules and in…

Histologic Diagnosis of Inflammatory Skin Diseases

Behçet’s Disease

…l nodules on the calf or calves of thick-legged women. The nodules tend to ulcerate and to heal with atrophic hyperpigmented scars. Findings histopathologic Infiltrate of lymphocytes around venules in the reticular dermis and the subcutaneous fat…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Keratosis Lichenoides Chronica?

…ikely a manifestation of an abnormal reactivity of the skin to trauma resulting in formation of linear bands of hypertrophic scars.” Mehregan AH, Heath LE, Pinkus H. Lichen ruber moniliformis and lichen ruber verrucosus et reticularis of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Palpable Purpura?

…lpable purpuras. Mucha-Habermann disease, in addition to consisting of reddish papules, scaly papules, vesicles, ulcers, and scars, often displays purpuric papules. The papules are formed mostly by infiltrates of lymphocytes around venules of both…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Parapsoriasis?

…egin as pink macules that soon become red papules, purpuric papules, vesicles, some of which may be hemorrhagic, ulcers, and scars. When lesions of Mucha-Habermann disease develop slowly (pityriasis lichenoides chronica), pink, nonpurpuric, scaly…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…in the subcutaneous fat, a consequence of trauma at this site. Changes similar to those of nodular fasciitis are met with in scars and dermatofibromas, both of which also represent patterns morphologic of fibrosing inflammation in response to…

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