Search Results for: arteriovenous shunt

Therapeutic Strategies in Dermatology

Vascular Birthmarks: Key Points

…ions with deep subcutaneous involvement (such as vascular malformations). Vascular malformations may be comprised of venous, arteriovenous, capillary, or mixed components; careful examination for an arterial component and for extensive subcutaneous…

A Clinical Atlas of 101 Common Skin Diseases

Hemangiomas, Vascular Malformations, and Ectasias

An hemangioma is a benign neoplasm of blood vessels, a vascular malformation is an aberration in development of one or more major vascular structures, and an ectasia is a dilation of a preexisting end vessel.

Histologic Diagnosis of Inflammatory Skin Diseases

Acroangiodermatitis of Mali/Stewart-Bluefarb syndrome

…ndothelial cells. Bibliography Bibliography for acroangiodermatitis of Mali/Stewart-Bluefarb syndrome Bluefarb SM, Adams LA. Arteriovenous malformation with angiodermatitis. Arch Dermatol 1967;96:176. Kim TH, Kim KH, Kang JS, et al….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Angiolymphoid Hyperplasia with Eosinophilia/Kimura’s Disease?

…related entirely. Angiolymphoid hyperplasia with eosinophilia fundamentally is a manifestation of a malformation, to wit, an arteriovenous shunt seated in the subcutaneous fat or even deeper in the subcutis. Although expressions morphologic of…

Histologic Diagnosis of Inflammatory Skin Diseases

Confusing Terms (to be Avoided Scrupulously)

…lignant neoplasm (i.e., angiosarcoma) as well as to aberrations in structure of blood vessels, such as a malformation (e.g., arteriovenous shunt), and an ectasia (e.g., Osler-Weber-Rendu syndrome). For these reasons, there is no need ever to employ…

Differential Diagnosis in Dermatopathology

Discussions

…essels. Whereas angiolymphoid hyperplasia with eosinophilia is a vascular malformation that comes into being by virtue of an arteriovenous shunt, angiosarcoma is a malignant neoplasm with blood vascular differentiation. Although clinically and…

Differential Diagnosis in Dermatopathology

Angiolymphoid hyperplasia with eosinophilia vs. Angiosarcoma

An hemangioma is a benign neoplasm of blood vessels, a vascular malformation is an aberration in development of one or more major vascular structures, and an ectasia is a dilation of a preexisting end vessel.

Histologic Diagnosis of Inflammatory Skin Diseases

Nail Units

…d layer. The dermis beneath the epithelium of the nail unit is highly vascular, especially in papillae. In addition, special arteriovenous shunts, known as Sucquet-Hoyer canals and lined by endothelial cells that, in turn, are rimmed by glomus…