Vascular: Vascular tumors Flashcards
What is Hemangioma
Benign tumor comprised of blood vessels
when does Hemangioma present
at birth, regresses during childhood
what parts of the body does Hemangioma involve
skin and liver
What is Angiosarcoma
malignant proliferation of endothelial cells,
- highly aggressive
Common locations on the body of Angiosarcoma are
skin, breast, liver
Liver angiosarcoma is associated with exposure to what
polyvinyl chloride , arsenic, and Thorotrast
What is Kaposi Sarcoma
low-grade malignant proliferation of endothelial cells
what virus is kaposi sarcoma associated with
HHV-8
how does Kaposi sarcoma present
purple patches, plaques, and nodules on the skin
- may involve visceral organs
Kaposi Sarcoma is clinically seen in who (3 types of populations)
- Older Eastern European
- AIDS
- Transplant patients
Location and treatment of Kaposi Sarcoma in older eastern europeans
- tumor localized to skin
- surgical removal
Location and treatment of Kaposi Sarcoma in AIDS patients
- tumor spreads early
- antiretroviral agents ( to boost immune system)
Location and treatment of Kaposi Sarcoma in transplant patients
- tumor spreads early
- decreasing immunosuppression