Search Results for: adenocarcinoma

Papillary adenocarcinoma in situ of the skin: report of four cases

Papillary adenocarcinoma in situ of the skin: report of four cases

…a recent book published in 2012 titled Cutaneous Adnexal Tumors by Kazakov et al., in the pages regarding digital papillary adenocarcinoma the existence of adenocarcinoma in situ is mentioned briefly in these words: “In several cases, the authors…

A Clinical Atlas of 101 Common Skin Diseases

Acanthosis Nigricans

Pigmented plaques formed by confluence of smooth-surfaced soft papules, some of which may become polypoid, traversed by accentuations of skin folds. This disease has a predilection for intertriginous regions. The condition may develop consequent to…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mammary and Extramammary Paget’s Disease?

…mammary or extramammary, is a single process pathologic, that is, an extension to the epidermis of cells from an underlying adenocarcinoma. In the case of mammary Paget’s disease, neoplastic cells are known to originate from lactiferous ducts…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Benign, Pseudo, or Malignant Acanthosis Nigricans?

…We describe a rare association of oral malignant acanthosis nigricans and tripe palms secondary to an underlying pancreatic adenocarcinoma.” McGinness J, Greer K. Malignant acanthosis nigricans and tripe palms associated with pancreatic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Origin of Adnexal Neoplasms?

…from various skin appendages but are truly malignant and have potentiality for metastasis.” Mehregan AH, Hashimoto K. Adenocarcinoma and metastatic carcinoma. In: Pinkus’ Guide to Dermatohistopathology. 5th ed. Norwalk, CT: Appleton…

Differential Diagnosis in Dermatopathology

Pagetoid Bowen’s disease vs. Extramammary Paget’s disease

Pigmented plaques formed by confluence of smooth-surfaced soft papules, some of which may become polypoid, traversed by accentuations of skin folds. This disease has a predilection for intertriginous regions. The condition may develop consequent to…

Differential Diagnosis in Dermatopathology

Discussions

…nds centrifugally in the form of an ill-defined scalloped border. There is but one authentic form of the disease, namely, an adenocarcinomatous process that originates in the epidermis. A simulator of extramammary Paget’s disease extends into…