17 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Serum Osmolarity 2) ... 3) Urine Sodium ... #nephrology #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

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

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
1 . ... Repeat the sodium ... Step 2. ... HYPERVOLEMIC • CHF ... #Algorithm #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Workup Algorithm ... 1) Check Urine ... renal mechanism 2) ... #Algorithm #nephrology ... #sodium
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Algorithm 1) Check ... serum osmolality 2) ... sodium, uric acid ... #differential # ... hyponatremia #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... 1) Is it hypotonic ... 2) Is ADH elevated ... Measure urine osmolality ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... Na >1 is predictive ... #differential # ... #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
DI; high dilute urine ... water unavailable 2) ... ([Na] / 140) - 1) ... Diagnosis #Treatment #management ... #nephrology #sodium
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
linked transporter 2 ... ultrafiltration; UO, urine ... Diuretic #Diuresis #CHF ... #HeartFailure #Cardiology ... #Management
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only 2- ... diabetes insipidus Differential ... intoxication Initial Workup ... , Urine Sodium ... #nephrology