13 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for ... other causes of ... Wave in V1 • Shift ... AcutePE #diagnosis #cardiology
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... and ECG changes ... blocks, QRS axis shift ... #potassium #high
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Have a high index ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... consultation with cardiology
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Evaluation begins ... electrocardiography (ECG ... Most cases of hypokalemia-induced ... transcellular shifts ... depletion impedes potassium
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
especially extreme, e.g ... potassium is high ... Causes: • Seen ... • ECG findings ... no changes in ECG
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... • Order a STAT EKG ... stabilize heart if EKG ... minutes-hour) -Shift ... #high
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... #differential #cardiology
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Consider known drug causes ... (eg. remifentanil ... Also consider: high ... Anesthesiology #Anesthesia ... Management #Workup #Cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... complications from anesthesia ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Disorders: • Hyperkalemia ... • Short QT, high ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram