Search Results for: hemangioma

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…, fully developed—late On grounds morphologic alone, this stage of pyogenic granuloma seems to be a “lobular capillary hemangioma.” In actuality, it is not a neoplasm (angioma), but a true hyperplasia of vessels consequent to trauma…

Differential Diagnosis in Dermatopathology

Discussions

…its development, when blood vessels are prominent and hemorrhage is extensive, it has been given the appellation sclerosing hemangioma. Later, consequent to the mighty extravasation of erythrocytes, histiocytes ingest hemosiderin and lipid, and,…

Melanocytic nevi and melanoma: overlapping criteria—the degree is the key

Melanocytic nevi and melanoma: overlapping criteria—the degree is the key

…osis for melanoma may be found in other benign or malignant proliferations, such as melanocytic nevus, seborrheic keratosis, hemangioma, adnexal proliferations, basal and squamous-cell carcinoma, and lymphoma, to mention but a few. However,…

Differential Diagnosis in Dermatopathology

Angiolymphoid hyperplasia with eosinophilia vs. Kimura’s disease

…cerning those conditions, to mention but three examples of the breadth of sweep. Last, wherever a skin lesion—be it a cherry hemangioma, a Miescher’s nevus, or a seborrheic keratosis—is encountered as an incidental finding in a photograph, we call…

Differential Diagnosis in Dermatopathology

Pyogenic granuloma vs. Bacillary angiomatosis

…cerning those conditions, to mention but three examples of the breadth of sweep. Last, wherever a skin lesion—be it a cherry hemangioma, a Miescher’s nevus, or a seborrheic keratosis—is encountered as an incidental finding in a photograph, we call…

Differential Diagnosis in Dermatopathology

Discussions

…ud flesh” that consists histopathologically of exuberant granulation tissue beneath an ulcer and, in time, resembles a hemangioma, clinically and histopathologically. As it resolves, an ulcerated pyogenic granuloma re-epithelializes, develops…

Differential Diagnosis in Dermatopathology

Discussions

…issue and in which there are countless extravasated erythrocytes and innumerable siderophages, it has been called sclerosing hemangioma; at a more advanced stage in which the lipophages and siderophages predominate, it has been designated…

Melanoma and satellite blue papule

Melanoma and satellite blue papule

…asis. Blue hue can also be seen in nonmelanocytic lesions like seborrheic keratosis, including lichen planus-like keratosis, hemangioma, pigmented basal cell carcinoma, hemosiderotic dermatofibroma, Kaposi sarcoma and angiosarcoma. Finally,…

Differential Diagnosis in Dermatopathology

Discussions

…with erythromycin or another antibiotic administered systemically. Pyogenic granuloma may be misinterpreted clinically as an hemangioma, a lesion of Kaposi’s sarcoma, or a melanoma. Bacillary angiomatosis does not really resemble any other…