Search Results for: fibroplasia

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Histologic Diagnosis of Inflammatory Skin Diseases

Leprosy

…ersons whose lepromatous leprosy is resistant to treatment; the diffuse infiltrate of foam cells is accompanied by prominent fibroplasia. Reactional states, i.e., erythema nodosum leprosum, and reversal and downgrading reactions, are episodes acute…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema nodosum leprosum

…addition of a mixed-cell infiltrate of neutrophils, lymphocytes, plasma cells, and histiocytes in fat lobules Late Extensive fibroplasia in the subcutaneous fat and in the dermis Comment The term “erythema nodosum leprosum” is a misnomer…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ess nuclear “dust” of neutrophils and very little, if any, fibrin in the wall of venules. At a much later stage, fibroplasia dominates, but even then there is a smattering of nuclear “dust” of neutrophils, although no fibrin…

Histologic Diagnosis of Inflammatory Skin Diseases

Granuloma faciale

…ls, then by lymphocytes, still later by plasma cells, and penultimately by scattered histiocytes. Even at a late stage, when fibroplasia is prominent, usually in the form of wiry bundles of collagen arranged in fascicles that interweave, neutrophils…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Pseudopelade?

…of hypergranulosis once were present prominently in infundibula and acrosyringia. In time, peri-infundibular perifollicular fibroplasia strangled infundibulofollicular units progressively, obliterating them eventually, the result being permanent…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sclerotic Fibroma?

…her by local destruction of tissue or by metastases. Sclerotic fibroma is neither a hamartoma nor a benign neoplasm. It is a fibroplasia, i.e., a type of fibrosis, in which at first there is an increase in number of fibrocytes in conjunction with…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…arring processes, may envelop skeletal muscle, as pictured here. 10.70.4A: Panniculitis, septal mostly + 10.70.4B: Extensive fibroplasia accompanied by scattered lymphocytes, the result being obliteration of some lobules + 10.70.4C + 10.70.4D =…

Differential Diagnosis in Dermatopathology

Discussions

…hat condition (when it is established fully) from granuloma annulare, to wit, hardness that results from fibrosis. In short, fibroplasia is an important element of papular mucinosis, but it is not an accompaniment at all of granuloma annulare….

Histologic Diagnosis of Inflammatory Skin Diseases

Atypical mycobacterial infections

…eccrine ductal epithelium Scale-crusts Causative organisms detectable in zones of suppuration and/or necrosis Late Extensive fibroplasia in the dermis and subcutaneous fat in conjunction with residual granulomatous inflammation, lymphocytes, and…

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