34 results
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
The reversible causes ... of Cardiac Arrest ... Pneumothorax, Thrombosis (Pulmonary ... #HsTs #acls #differential ... #diagnosis #arrest
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
T’s Mnemonic - Causes ... of Cardiac Arrest ... Thromboembolism (Pulmonary ... Mnemonic #Cardiac #Arrest ... #Causes #differential
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, Differential ... Glucocorticoid deficit - Hypokalemia ... Classification #Differential ... #Diagnosis #Table ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... Malignancy True hypovolemia ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... Malignancy True hypovolemia ... #Nephrology #Differential
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... of PEA arrest: ... ’s and T’s Hypovolemia ... #HsTs #Differential ... #Diagnosis #Table
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... EABV) - Consider: Hypovolemia ... #diagnosis #differential ... #algorithm #causes ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... Diagnosis Algorithm Hypovolemia ... #Differential # ... #nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... Hyperglycemia, Hyponatremia ... Hypomagnesemia, Hypocalcemia ... #neurology
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Causes of Secondary ... Hyperglycemia • Hypocalcemia ... • Hyponatremia ... Provoked #Seizures #Neurology ... #Differential #