9 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... history Step #2 ... #Sodium #nephrology ... #insipidus #DI
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
and Workup Step ... Repeat the sodium ... Step 2. ... HYPERVOLEMIC • CHF ... #Algorithm #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
With edema • Congestive ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... suppression • Primary ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
With edema • Congestive ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... suppression • Primary ... #Nephrology #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) ... Check Urine Osmolality ... renal mechanism 2) ... #Algorithm #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 ... #Algorithm #Congestive ... #HeartFailure #Cardiology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only 2- ... intoxication Initial Workup ... Osm, Serum Sodium ... , Urine Sodium ... diagnosis #management #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Diagnosis is primarily ... osm (in DI; high ... water unavailable 2) ... Treatment #management #nephrology ... #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... 2) Is ADH elevated ... Measure urine osmolality ... Treatment #management #nephrology ... #sodium