Aortic Aneurysms — Flashcards

Flashcard 1: Abdominal aortic aneurysm (AAA) usually arises below the _____, but above the aortic bifurcation

Answer: renal arteries

Flashcard 2: Abdominal aortic aneurysm rupture presents with a triad of _____, a pulsatile abdominal mass, and flank pain

Answer: hypotension

Flashcard 3: Abdominal aortic aneurysm (AAA) of size less than _____ cm have no risk of rupture.

Answer: 4

Flashcard 4: The _____ internal mammary artery is the preferred vessel for coronary artery bypass grafting (CABG).

Answer: left

Extra: The **Internal Mammary Artery (IMA)** is also known as the **Internal Thoracic Artery (ITA)**. The **Left Internal Mammary Artery (LIMA)** is the preferred conduit for CABG (especially when bypassing the Left Anterior Descending [LAD] artery) because of its superior long-term patency (>90% at 10 years) compared to saphenous vein grafts.

Flashcard 5: Treatment of Moyamoya disease: Surgical bypass of _____ arteries to the dura or middle cerebral artery

Answer: extracranial carotid

Extra: Revascularization procedures for Moyamoya disease: - **Direct bypass**: e.g., STA-MCA bypass (Superficial Temporal Artery to Middle Cerebral Artery). - **Indirect bypass (Synangiosis)**: e.g., EDAS (Encephaloduroarteriosynangiosis), where the STA is placed in contact with the brain surface.

Flashcard 6: _____ mesenteric ischemia may occur due to a thrombotic or embolic occlusion of the superior mesenteric artery

Answer: Acute

Flashcard 7: Stanford type _____ dissections, involving both the ascending and descending aorta are also classified as DeBakey type I

Answer: A

Flashcard 8: Obstruction / damage to the _____ artery can result in fingers / wrist being flexed into a claw-like contracture

Answer: brachial

Flashcard 9: _____symptomatic patients of abdominal aortic aneurysms should be managed with surgical repair when the size is more than 5.5cm

Answer: A