Vascular Sx handbook conditions Flashcards
6 Ps of acute arterial occlusion/insufficiency?
pain pallor pulselessness paraethesia paralysis poikilothermia (perishingly cold)
how long in acute arterial occlusion before irreversible tissue damage?
6 hours
non medical management for chronic limb ischaemia?
surveillance
smoking cessation
weight loss
WALKING PROGRAM
medical management for chronic limb ischaemia?
ASA/clopidogrel
statins
ACEi
glucose control
surgical management for chronic limb ischaemia?
angio
endarterectomy
stent
bypass
AAA definition
dilation of aorta >1.5x normal
3cm dilation for abdo aorta
triad of ruptured AAA?
abdo pain
hypotension
pulsatile mass
Ix for AAA?
u/s surveillance
CTA for operative planning
AAA what size to repair men v women if asymptomatic?
men: >5.5 cm
women >5cm
or rapidly expanding >1cm/year
AAA what size to repair if symptomatic?
any size
Management of ruptured AAA?
bloods
type and cross 10 units
permissive hypotension SBP 80-100
pain mx
AAA etiology?
hypertension connective tissue: Marfans, Ehler-Danlos, mycotic aneurysm, trauma, vasculitis
clinical triad for aortic dissection?
- sudden tearing pain in posterior chest/back
- variation in pulse >20 SBP L v R arm
- mediastinal/aortic widening on CXR
what is stanford type A aortic dissection? DeBakey type I and II
any involving ascending aorta - immediate surgery
what is stanford type B aortic dissection? DeBakey type III
any NOT involving ascending aorta