Vascular Tumors Pathology

Question 1

• Benign caplillary hemangioma of infancy
• Appears in first few weeks of life, grows rapidly and regresses spontaneously at 5 - 8 years old

Answer 1

Strawberry Hemangioma

Question 2

• Benign caplillary hemangioma of the elderly
• Does not regress
• Increases in frequency w/ age

Answer 2

Cherry Hemangioma

Question 3

• Polypoid capillary hemangioma that can ulcerate and bleed
• A/w Trauma and Pregnancy

Answer 3

Pyogenic Granuloma

Question 4

• Cavernous lymphangioma of the neck
• A/w Turner syndrome

Answer 4

Cystic hygroma

Question 5

• Benign, painful, red-blue tumor under fingernails
• Arises from modified smooth muscle cells of the glomus body

Answer 5

Glomus Tumor

Question 6

• Benign capillary skin papules found in AIDS patients
• Caused by Bartonella henselae infections
• Frequently mistaken for Kaposi sarcoma

Answer 6

Bacillary Angiomatosis

Question 7

• Rare blood vessel malignancy typically occurring in the head, neck, and breast areas
• Usually in eldeerly, on sun-exposed areas
• A/w XRT and arsenic exposure
• Very aggresive and difficult to resect due to delay in diagnosis

Answer 7

Angiosarcoma

Question 8

• Lymphatic malignancy associated with persistent lymphedema (post radical mastectomy)

Answer 8

Lymphangiosarcoma

Question 9

• Endothelial malignancy most commonly of the skin, but also mouth, GI tract, and respiratory tract
• A/w HHV-8 and HIV
• Frequently mistaken for Bacillary angiomatosis

Answer 9

Kaposi Sarcoma