Vascular Flashcards
What is Takayasu arteritis?
Large vessel arteritis.
Affects the aorta and its branches.
Systemic illness of fever, night sweats, weight loss.
Diffuse thickening of the vessel wall
What is polyarteritis nodosa?
Medium vessel vasculitis.
Affects predominantly renal arteries. Also coronary, GI vessels.
Multiple microaneurysms and infarction.
What are the types of endoleaks?
- Leak from proximal or distal graft attachment site
- Retrograde filling of a sac from collateral vessel
- Leak from break in graft
- Leak through graft material
- Endotension
What is subclavian steal syndrome?
Where there is a obstruction in the proximal subclavian artery before the vertebral artery. You get reversal of flow in the vertebral artery when the arm is used.
What is Buergers disease
Non-atherosclerotic, inflammatory, thrombotic arteritis found predominantly in young male smokers.
History of repeated trauma to distal ulnar artery causing raynauds syndrome?
Hypothenar hammer syndrome
Corkscrew appearance to the ulnar artery
Most common site of traumatic thoracic aortic rutpture?
Just distal to left subclavian artery
What is fibromuscular dysplasia?
Non atherosclerotic, non inflammatory angiopathy of small and medium size vessels
Can cause:
Neurology if carotid/vertebral involvement
Chest pain if coronary involvement
Hypertension if renal artery stenosis
Ischaemic bowel if SMA involvement
What is Cogan disease?
Vasculitis of young adults
- inflammatory eye disease
- audio vestibular dysfunction (vertigo, hearing loss, tinnitus)
- Aortitis
Classic triad of organ involvement for Granulomatosis with polyangitis?
Sinuses
Lungs
Kidneys
How does IgA vasculitis present? (Henoch-Schonlein purpura)
Children 3-10 years
RAIN:
Rash -Skin purpura
Arthralgia
Ileo-ileal intussusception
Nephropathy IgA - Bright kidneys
What level is the vertebral artery most at risk of dissection?
C6 - on entry to the transverse foramen
C1 - on entry to foramen magnum
Most common organism causing micotic saccular aneurysm?
Staph aureus
Salmonella
