13 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... non-sinus → 2-7 Tachycardia ... (eg steroid dependency ... Anesthesiology #Anesthesia ... #Management #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Intraoperative Tachycardia ... Guidelines for Crises ... obtain 12-lead ECG ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... : hypotension, tachycardia ... Consider thrombolysis e.g ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
- Differential Diagnosis ... • Uremia • Hypercalcemia ... Other: • Sepsis (e.g ... Psychogenic #Emesis ... #Algorithm #Causes
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... alternate vasopressor (e.g ... as patient is stable ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... risk factors (eg ... hypertension (eg ... hypertension (eg
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
• Check ECG rhythm ... POTENTIAL CAUSES ... Hypovolaemia Hypo/hyperkalaemia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
(eg. remifentanil ... , digoxin etc) ... myocardial infarction, hyperkalaemia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... ., long QT syndrome ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... Differential Diagnosis