Sinus tachycardia
Last modified: 05 July 2021, 1:58:56 PM AEST
Definition / diagnostic criteria1 / 4
- SR > 100 BPM
Aetiology / Causes / Risk Factors2 / 4
- ⬆ENS
- anxiety, pain, light anaesthesia
- hypoxia, hypercapnia
- compensatory = anaemia, hypovolaemia, PE
- ⬆BMR
- hyperthyroidism
- pregnancy
- MH
- fever
- Drugs
- sympathomimetics, cocaine, muscarinic blockers, pancuronium, inhalational anaesthetics
Management3 / 4
- Treat underlying cause
- BB
- when other diagnoses excluded
- if risk of myocardial ischaemia
- consider adenosine
Anaesthetic considerations4 / 4
- Pre-op
- Intra-op
- Post-op