28 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
prolonged PR and QT ... to 12.0 mEq/L, ventricular ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... ., long QT syndrome ... heart disease Causes ... Digoxin toxicity Symptoms ... 300 = NSVT EKG
Loperamide and QT Prolongation - Recently, there have been increasing cases of cardiotoxicity associated with high-dose
This EKG is from ... prolongation, ventricular ... is a potassium channel ... #Clinical #Toxicology ... #ECG #EKG #Loperamide
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... -60y (hormonal changes ... renal failure Clinical ... (e.g. incidental ... Self-limiting, chronic but stable
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Trypanosomiasis - Diagnosis ... infectious disease caused ... form (No signs/symptoms ... 20-90%, normal ECG ... apical atrophy (→ventricular
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... - Differential Diagnosis ... dissection • Sodium-channel ... #cardiology #ecg ... #ekg #electrocardiogram
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... not be subtle e.g ... E.g. 80 yo ESR cutoff ... headaches, vision changes ... , etc.
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
evaluate potential causes ... pathway that can cause ... • L: Left Ventricular ... #diagnosis waves ... Clinical Utility
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Change to inhalational ... alternate vasopressor (e.g ... as patient is stable ... an appropriate critical ... Intraoperative #Checklist #Diagnosis
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
or TSH level if symptoms ... Pyridostigmine - New diagnosis ... oral secretions (e.g ... (vital signs, clinical ... Beta-blockers, calcium channel