Differential Diagnosis in Dermatopathology

Discussions

…erpetiformis and herpes gestationis, neither of which has been shown to be viral in cause. When herpes simplex or zoster/varicella occurs in patients with other skin diseases such as atopic dermatitis and Dariers disease, spread fast of the in…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…10.86.1B: Thin cornoid lamella = Porokeratosis, disseminated superficial actinic ┬áThe cornoid lamella on the left springs from an infundibulum. Cornoid lamellae also may emanate from eccrine ducts or surface epidermis itself. The condition was name…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Blue Nevus?

…or histologically as a combined nevus where the blue nevus is seen in association with another type of nevus.” Odom RB, James WD, Berger TG. AndrewsDiseases of the Skin: Clinical Dermatology. 9th ed. Philadelphia: W.B. Saunders Compan…

Differential Diagnosis in Dermatopathology

Discussions

…ldhood and adult) and the for reticulohistiocytic granuloma, a student could conclude that the two “granulomas” were separate and distinct from one another. On closer inspection and on reflection, it becomes more apparent that what is cal…

Histologic Diagnosis of Inflammatory Skin Diseases

Irritant contact dermatitis/Phototoxic dermatitis

…to being beneath the necrotic one by virtue of new basal cells supplied by infundibular epidermal and eccrine ductal keratocytes. Bibliography Bibliography for irritant contact dermatitis Darier J. Artificial dermatitides. In: Politzer S, ed. A Textb…

Differential Diagnosis in Dermatopathology

Xanthogranuloma vs. Reticulohistiocytic granuloma

…neoplasms (“acquired” melanocytic nevi) of various specific types, all of which are composed of abnormal melanocytes and manifested clinically as lesions of different colors, shapes, and sizes, among them, macules and patches, papules and…