9 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Serum Osmolarity 2) ... 3) Urine Sodium ... Low Uric Acid → SIADH
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
serum osmolality, urine ... osmolality and urinary sodium ... the patient has SIADH ... #Diagnosis #Hyponatremia ... #Algorithm #Differential
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... - Diabetes Insipidus ... history Step #2 ... #Management #Algorithm ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Workup Algorithm ... 1) Check Urine ... renal mechanism 2) ... Euvolemic: Diabetes insipidus ... #nephrology #sodium
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only 2- ... Pseudohyponatremia, SIADH ... Osm, Serum Sodium ... , Urine Sodium ... #management #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
DI; high dilute urine ... water unavailable 2) ... post-obstructive 3) Diabetes Insipidus ... #Treatment #management ... #nephrology #sodium
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... Basically anything 2. ... promoting passive sodium ... the serum Na+ in 2- ... #Management #hyponatremia
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 2) Is ADH elevated ... Measure urine osmolality ... #Treatment #management ... #nephrology #sodium
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Diagnosis Algorithm ... 100 mOsm/kg = Urine ... CAR-T- and IL-2- ... inappropriate • SIAD ... #Cancer #algorithm