116 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
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... require urgent nephrology ... are caused by prerenal ... CONSIDER INTRINSIC CAUSES ... workup #diagnosis #nephrology
Clinical Management for Three Common Causes of Shock 
HEMORRHAGIC SHOCK
 • Ensure adequate ventilation and oxygenation.
for Three Common Causes ... when possible (eg ... dysrhythmias (eg ... reverse the insult (eg ... Shock #Management #CriticalCare
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 #
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... vasoconstriction (e.g ... AIN) • Drugs (e.g ... NephroP #AKI #causes ... Differential #Diagnosis #nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... Hyperreflexia #Testing #Causes ... diagnosis #table #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
(Many causes!) ... * (most common cause ... • Infection (e.g ... Brain lesions (e.g ... Syndrome #diagnosis #neurology
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
in blood flow caused ... massive pericardial effusion ... Depends on the cause ... Tamponade: pericardial effusion ... Pathophysiology #Comparison #criticalcare
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Excessive IV Mg infusion ... (e.g. eclampsia ... Magnesium #Table #Causes