23 results
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Algorithm UOsm ... solute intake, Renal ... #differential #algorithm ... #causes #nephrology
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Evaluation of Hyponatremia ... symptoms (HA, nausea ... cardiac, liver, renal ... #Differential #Algorithm ... #Ddxof
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... • Renal Failure ... Hypovolemic - GI losses, renal ... #causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... Cardiac failure #Hyponatremia ... Differential #Diagnosis #Algorithm ... #Causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... GI losses • Renal ... #Nephrology #Differential ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... GI losses • Renal ... #Nephrology #Differential ... #Causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl ... hyperaldosteronism • High PRA: Renal ... #Nephrology #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... Normotensive: • UCl ... Post-hypercapnia • UCl ... Differential #Diagnosis #Algorithm ... #nephrology #causes
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... Differential Diagnosis Algorithm ... Neurocysticercosis, PML ... Hyperglycemia, Hyponatremia ... #Causes #neurology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl ... hyperaldosteronism • High PRA: Renal ... #nephrology