49 results
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... UOsm ≥ POsm - Vasopressin-Dependent ... @NephroMD #hyponatremia ... #diagnosis #differential ... algorithm #causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Diagnosis Algorithm Syndrome ... Pain/Post-op • Neurologic ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Diagnosis Algorithm Syndrome ... Pain/Post-op • Neurologic ... #Nephrology #Differential
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Inherited Defects in Kidney ... diabetes insipidus - Vasopressin ... Inherited #Defects #Kidney ... #Nephrology #Diagnosis ... #Differential #
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Tea and Toast Syndrome ... failure, nephrotic syndrome ... #Differential # ... Algorithm #causes #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Hyponatremia ... receptor-agonist (Vasopressin ... bleeding disorders Vasopressin ... and euvolemic hyponatremia ... Excretion #Diuresis #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... Cardiac failure #Hyponatremia ... #Differential # ... Algorithm #Causes #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #Differential # ... Workup #Algorithm #nephrology
Simultagnosia on Physical Exam (Balint Syndrome)

The patient can recognize objects one at a time but cannot
Physical Exam (Balint Syndrome ... Simultagnosia #Balint #Syndrome ... #PhysicalExam # ... clinical #video #neurology ... #ophthalmology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... cirrhosis, nephrotic syndrome ... UnremarkableLab #Hyponatremia ... #Differential # ... Algorithm #diagnosis #nephrology