Search Results for: actinic squamous-cell

Differential Diagnosis in Dermatopathology

Discussions

…, the result being lichen simplex chronicus imposed on the longstanding photoallergic dermatitis. The face of a patient with actinic reticuloid often resembles that of a lion (leonine), as does that of some patients with lymphoma or leukemia and,…

Histologic Diagnosis of Inflammatory Skin Diseases

Lupus erythematosus

…certainly is lupus erythematosus. Lupus profundus, at first glance, may be confused for a lymphoma, such as a subcutaneous T-cell one. The presence of many plasma cells in lobules, of nuclear “dust” of lymphocytes, and of sclerosis that…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…c dermatitis This condition, complicated by signs of lichen simplex chronicus, is known also as persistent light eruption or actinic reticuloid, it, fundamentally, being a photoallergic dermatitis of long standing that has been rubbed vigorously and…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Atrophoderma?

…– Progeria, acrogeria – Congenital poikilodermas – Focal dermal hypoplasia Acquired skin atrophies – Actinic (senile) skin atrophy – Inanition atrophy – Traction and pressure atrophy – Anetodermas –…

Inguinal porokeratosis in a Japanese man

Inguinal porokeratosis in a Japanese man

…dominant pattern. Five different forms can be distinguished, including the plaque type of Mibelli, disseminated superficial actinic porokeratosis (some lesions of this type are distributed mainly in areas not exposed to the sun or appear in…

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatomyositis

…diagnosis is discoid lupus erythematosus, and if there is a distinctive lobular panniculitis in which lymphocytes and plasma cells are joined by nuclear “dust” of lymphocytes, the diagnosis is discoid lupus erythematosus (lupus…

Histologic Diagnosis of Inflammatory Skin Diseases

Lipodystrophy

…subchapter, it being a principal example of atrophy. Last, it is likely that everything written about matters such as “actinic splitting of C3 in serum” in regard to the subject of lipodystrophy will soon be considered claptrap….

Histologic Diagnosis of Inflammatory Skin Diseases

Definition of Inflammation in Historical Perspective

…by redness at least and histopathologically by distinctive signs, chief among them dilation of vessels and an infiltrate of cells known conventionally as inflammatory cells. It becomes apparent, therefore, that inflammation can occur only in tissue…