Benign Tumors of Blood Vessels

Question 1

What is a capillary hemangioma? Associated disabilities?

Answer 1

A lesion composed of vascular channels with the size and structure of normal capillaries; Cosmetic disfiguration

Question 2

Shown below is a delicate network of anastomosing vessels presenting subcutaneously. What is the Dx? What is the Px?

Answer 2

Juvenile Hemangioma (“strawberry hemangioma”); Rapidly grow w/i first 1-3 yrs of life and then most fade by 5 yo

Question 3

A baby is born with the following marks. What is the Dx? What is the Px? Describe the pathology

Answer 3

Cavernous hemangioma (port wine stains); Does not regress spontaneously; Lesions made of large vascular channels, often interspersed with small, capillary-type vessels

Question 4

A patient presents with a painful tumor on the dorsum of his hand. What is your Dx? Describe the histology.

Answer 4

Glomus tumor; Glomus tumor cells embedded in a fibrovascular stroma