40 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
prolonged PR and QT ... sine wave (QRS-T fusion ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
(e.g. eclampsia ... Hypermagnesemia #Differential ... #Diagnosis #High ... #Magnesium #Table ... #Causes #Management
Clinical Management for Three Common Causes of Shock 
HEMORRHAGIC SHOCK
 • Ensure adequate ventilation and oxygenation.
Clinical Management ... for Three Common Causes ... when possible (eg ... dysrhythmias (eg ... reverse the insult (eg
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #Diagnosis #causes ... #primarycare #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Lung Abscess - Clinical ... Differential Diagnosis ... • Vasculitis (e.g
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
of blood, pus, effusion ... , e.g. central line ... pericardiocentesis kit (eg ... pericardiocentesis, re-assess ... #Management #Workup
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on ECG ... Triage EKG (no prior ... Differential/diagnosis ... Pulmonary #Embolism #ECG ... #EKG #Electrocardiogram
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
39 C this is a clinical ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Management #Workup
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... Establish IV/IO Access ... telemetry, 12-Lead EKG ... and Survey 4) Workup ... Management #Summary #criticalcare
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... 109 mm Hg) with clinical ... hypertension (eg ... #causes #Differential