Tachycardia

Question 1

QRS distinction between narrow and wide tach

Answer 1

0.09 seconds

Question 2

Indications of sinus tach

Answer 2

Normal Ps
Regular rhythm
Infants <220
Children <180

Question 3

Signs of SVT

Answer 3

Narrow QRS
Vague history
Abnormal or absent P
>220 infants
>180 children

Question 4

SVT tx

Answer 4

Attempt vagal (ice, straw blow)
Adenosine push 0.1 mg/kg, then 0.2 mg/kg
No access or unsuccessful: synchronized cardioversion 0.5 J/kg, then 2 J/kg

Question 5

Wide complex tach unstable tx

Answer 5

Immediate synchronized cardioversion: 0.5 J/kg then 2 J/kg

Question 6

Wide complex tach with monomorphic QRS without hypotension, altered, or shock

Answer 6

Adenosine push 0.1 mg/kg
Then adenosine 0.2 mg/kg
Call cards, they’ll probs do amio or procainamide