32 results
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
reversible causes of Cardiac ... Hydrogen Ion Excess (Acidosis ... Hypothermia Tamponade (Cardiac ... #HsTs #acls #differential
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
Mnemonic - Causes of Cardiac ... Hydrogen Ions (acidosis ... #Ts #Mnemonic #Cardiac ... Arrest #Causes #differential
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Lactic Acidosis ... - Differential Diagnosis ... Severe Anemia, Cardiac ... #Differential # ... Diagnosis #criticalcare
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
HyperKalemia - Differential ... • Metabolic acidosis ... Aldosterone blockers • Cardiac ... inhibitor • Cardiac ... #HyperKalemia #Differential
Lactic Acidosis - Classification and Differential Diagnosis
Type A Lactic Acidosis: Inadequate Oxygen Delivery
 • Anaerobic muscular
Lactic Acidosis ... Classification and Differential ... Type A Lactic Acidosis ... hypoperfusion: Cardiac ... Classification #Differential
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Abnormalities - Differential ... pressure >10mmHg: • Cardiac ... followed by rapid collapse ... Disorders #Cardiology #Differential
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... motion (PVFM) Cardiac ... Pulmonary embolism • Cardiac ... • Metabolic acidosis ... exposures • Lactic acidosis
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Cardiogenic (Intra-cardiac ... → tension PTX, cardiac ... uw_IMresidency #Shock #Differential ... table #comparison #criticalcare
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea - Differential ... Diagnosis Algorithm Cardiac ... • Metabolic acidosis ... 2LmUODZ #Dyspnea #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... with renal tubal acidosis ... syndrome, Cirrhosis, Cardiac ... #Hyponatremia #Differential