55 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... evaluating for other causes ... of cardio-pulmonary ... cardionerds #EKG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization causes ... in conduction causes ... #EKG #ECG #Changes ... #Progression #Table
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Infiltrative disorders (e.g ... - Medications (e.g ... renal diseases (e.g ... Differential #Diagnosis #Table ... #Causes
Emergency Management of Hyperkalemia in Adults
Assess Patient - Airway Breathing Circulation Disability Exposure (ABCDE) Approach
 •
Emergency Management ... mmol/L - Consider cause ... clinical scenario, ECG ... Prevention - Consider cause ... #management #algorithm
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Vascular Resistance, Cardiac ... Resistance, Main Uses ... Vasopressors #Properties #Table ... Pharmacology #Effect #Management
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... their validity (e.g ... clinical context & EKG ... patients (including cardiac ... #Management #CriticalCare
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
be divided into cardiac ... syncope, e.g., ... frequently benign causes ... further guide management ... and an initial ECG
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hyporeflexia: • Hypercalcemia ... Deep coma (any cause ... polyneuropathy (e.g ... differential #diagnosis #table
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Guidelines for Crises ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Checklist #Diagnosis #Management
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia ... Treatment Algorithm ECG ... injury, etc) ECG ... Calcium - Stabilizes cardiac ... Treatment #Algorithm #Management