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Acquired reactive perforating collagenosis in association with prostate adenocarcinoma, chronic lymphocytic leukemia, and Graves disease

Huseynova, Leyla; Akdogan, Neslihan; Gököz, Özay; Evans, Sibel Ersoy.
An. bras. dermatol; 95 (3), 2020
Abstract Acquired reactive perforating collagenosis is a rare skin disorder characterized by the presence of umbilicated pruritic papules and nodules. Transepidermal elimination of altered and perforating bundles of basophilic collagen from the epidermis is a characteristic histologic feature of acquired...
Adenocarcinoma/complicaciones, Colágeno, Enfermedades del Colágeno/complicaciones, Enfermedades del Colágeno/patología, Enfermedad de Graves/complicaciones, Leucemia Linfocítica Crónica de Células B/complicaciones, Neoplasias de la Próstata/complicaciones, Enfermedades de la Piel/complicaciones, Enfermedades de la Piel/patología
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Cutaneous collagenous vasculopathy: light and transmission electron microscopy

Sartori, Debora Sarzi; Almeida Júnior, Hiram Larangeira de; Dorn, Timotio Volnei; Ruas, Caroline Pires.
An. bras. dermatol; 94 (2), 2019
Abstract Cutaneous collagenous vasculopathy is a rare acquired idiopathic microangiopathy characterized by progressive development of diffuse asymptomatic telangiectasias and histologically by accumulation of collagen type IV around the affected vessels. It is diagnosed by its clinical history, confirmed...
Brazo, Enfermedades del Colágeno/diagnóstico por imagen, Enfermedades del Colágeno/patología, Colágeno Tipo IV/metabolismo, Microscopía, Microscopía Electrónica de Transmisión, Enfermedades Cutáneas Vasculares/diagnóstico por imagen, Enfermedades Cutáneas Vasculares/patología, Telangiectasia/diagnóstico por imagen, Telangiectasia/patología
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Acquired perforating dermatosis in a patient with chronic renal failure

Fernandes, Karen de Almeida Pinto; Lima, Lourenço de Azevedo; Guedes, Juliana Chaves Ruiz; Lima, Ricardo Barbosa; D'Acri, Antônio Macedo; Martins, Carlos José.
An. bras. dermatol; 91 (5,supl.1), 2016
Abstract Perforating dermatoses are a group of skin diseases characterized by transepidermal elimination of dermal material. The disease is divided into two groups: the primary group and the secondary group. The classical or primary perforating dermatoses are subdivided into four types according to the e...
Enfermedades del Colágeno/patología, Epidermis/patología, Fallo Renal Crónico/complicaciones, Enfermedades de la Piel/etiología, Enfermedades de la Piel/patología, Colágeno, Tejido Elástico/patología
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Storiform collagenoma: case report

Stocchero, Guilherme Flosi.
Einstein (Säo Paulo); 13 (1), 2015
Storiform collagenoma is a rare tumor, which originates from the proliferation of fibroblasts that show increased production of type-I collagen. It is usually found in the face, neck and extremities, but it can also appear in the trunk, scalp and, less frequently, in the oral mucosa and the nail bed. It ...
Enfermedades del Colágeno/patología, Fibroma/patología, Neoplasias Cutáneas/patología, Enfermedades del Colágeno/cirugía, Diagnóstico Diferencial, Fibroma/cirugía, Síndrome de Hamartoma Múltiple/patología, Resultado del Tratamiento, Neoplasias Cutáneas/cirugía
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