83 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... gas equation • Causes ... • Most common cause ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
MI in LBBB or Pacemaker ... Identify LBBB or Pacemaker ... axis deviation Pacemaker ... 2ms spike - Fusion ... electrocardiogram #ecg
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemorrhagic Pericardial Effusions ... • Malignancy (e.g ... tuberculous pericardial effusions ... OTHER RARE CAUSES ... #Pericardial #Effusion
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... sine wave (QRS-T fusion ... #Hyperkalemia #EKG ... #ECG #Changes #
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... - ventricular pacemaker ... bradyarrhythmia #ECG ... #EKG #diagnosis
Electrical Alternans on POCUS Echocardiogram
You dissect the EKG and note low voltage tachycardia with a hint
Electrical Alternans on POCUS ... You dissect the EKG ... POCUS ECHO performed ... Electrical #Alternans #POCUS ... Echocardiogram #clinical #effusion
Chest pain, good story, but nonspecific ECG? Do a bedside echo: regional WMAs support your case
but nonspecific ECG ... WMAs support your case ... Clinical #Diagnosis #POCUS
Clinical Management for Three Common Causes of Shock 
HEMORRHAGIC SHOCK
 • Ensure adequate ventilation and oxygenation.
for Three Common Causes ... when possible (eg ... of poor organ perfusion ... dysrhythmias (eg ... reverse the insult (eg
Constrictive Pericarditis on POCUS Echocardiogram - Apical 3-Chamber View

Young Lupus patient admitted to hospital new onset
Pericarditis on POCUS ... could pinpoint the cause ... has pericardial effusion ... with similar peri effusion ... Pericarditis #CP #POCUS
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
in Anaesthesia Caused ... of blood, pus, effusion ... or iatrogenic causes ... , e.g. central line ... pericardiocentesis kit (eg