osce differentials- cardio

Question 1

tachycardia

Answer 1

sinus tachycardia, SVT, VT, AF, atrial flutter

Question 2

causes of sinus tachycardia

Answer 2

dehydration/hypovolaemic, fever, hypoxic, hyperthyroid, hypocalcaemia, shock, anaemia, MI

Question 3

bradycardia

Answer 3

sinus bradycardia, sick sinus syndrome, increased vagal tone (sedatives, cholinergic medication), AV nodal block (inflammation, congenital heart defects), medication

Question 4

what medication can cause bradycardia

Answer 4

digoxin, lithium, b blockers

Question 5

causes of sinus bradycardia

Answer 5

hypothyroid, hypothermia, malnutrition, hypokalaemia, anorexia nervosa, hypoxic