56 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Normal variant • Hypercalcemia ... fibrillation Clinical ... Osborn #JWave #Diagnosis ... Differential #Cardiology #EKG ... #ECG #Hypothermia
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
This EKG was recorded ... #EKG #EmergencyMedicine ... #CriticalCare # ... Electrocardiogram #ECG ... #Clinical
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Infiltrative disorders (e.g ... in kidneys) - Medications ... (e.g. lithium, ... renal diseases (e.g ... #Table #Causes
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
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... changes (especially QT ... their validity (e.g ... context & EKG) ... #Management #CriticalCare
Oral anti-hypertensives with relative fast onset of action (Hypertensive Emergency)

The key concern with oral antihypertensive agents
(e.g. procedural ... allow one dose of medication ... Hypertensive #Emergency #Management ... #Pharmacology # ... Table #BloodPressure
Managing side effects of birth control

Adverse effects associated with hormonal contraceptives (e.g. headache, breakthrough bleeding, etc)
contraceptives (e.g ... continuous use (e.g ... changing the COC (e.g ... #management #medications ... #obgyn #table #
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
if suspected (e.g ... block (+/- daily EKG ... of infection (e.g ... Endocarditis #checklist #criticalcare ... #diagnosis #management
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Book of Critical ... Vasopressors #Properties #Table ... #Pharmacology # ... Effect #Management
Pancreatitis management checklist 
Evaluation to guide etiology & management 
 - RUQ ultrasound 
 - Calcium
- Review of medication ... septic shock (e.g ... resuscitation (e.g ... choledolithiasis (e.g ... #Management #CriticalCare