restorative

Question 1

what does INR measure

Answer 1

how long it takes for blood to clot

Question 2

name 3 vitamin k antagonists

Answer 2

warfarin
acenocoumarol
phenindione

Question 3

injectable anticoagulants

Answer 3

low molecular weight heparins
increase the action of antithrombin
low dose for prophylaxis - no interuptions
high dose for treatment - consult with prescriber

Question 4

how do antiplatelets work and name 3 examples

Answer 4

reduce platelet aggregation therefore preventing formation of a blood clot
aspirin, clopidogrel, dipyridamole

Question 5

how does dabigatran work

Answer 5

DOAC
thrombin inhibitor

Question 6

how do apixaban and rivaroxaban work

Answer 6

inhibit factor Xa

Question 7

when should DOAC medication be interupted

Answer 7

only if high risk of bleeding AND high risk of post op bleeding complications
- flap raising
- complex extractions
-biopsies

Question 8

for what patients should medication never be interupted

Answer 8

• prosthetic heart valves or coronary stents
• pulmonary embolism or DVT in last 3 months
• anticoagulants for cardioversion

Question 9

general advice for anticoagulant and antiplatelet drugs

Answer 9

• plan treatment for early in day or week
• provide pre treatment instructions regarding meds
• treat atraumatically
• provide post treatment advice and contact details