8 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization causes ... prolonged PR and QT ... #EKG #ECG #Changes ... #Progression #Table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... risk factors (eg ... hypertension (eg ... hypertension (eg
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Pointes - Management Algorithm ... Drugs that prolong QT ... Hypomagnesemia • Hypokalemia ... 1b (lidocaine)- case ... TDP #Management #Algorithm
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping, nausea ... reabsorption) Workup ... heparinized tube) • ECG ... only if no clear cause ... Elimination (see Table
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
• Check ECG rhythm ... Hypovolaemia Hypo/hyperkalaemia ... CardiacArrest #Checklist ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Disorders: • Hyperkalemia ... voltage Other Causes ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
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
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
as a possible cause ... alternate vasopressor (e.g ... as patient is stable ... Intraoperative #Checklist ... Diagnosis #Management #Workup