32 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
and Workup Step ... Step 2. ... administration Step 3. ... • nephrotic syndrome ... #Algorithm #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... history Step #2 ... Uglucose Step #3 ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... renal mechanism 2) ... , Cushing syndrome ... #Algorithm #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... ADH promotes Urea ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... #nephrology #sodium
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Differential Diagnosis Algorithm ... Volume Depleted 2° ... , Gitelman Syndrome ... Expanded 1° / 2° ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... Volume Depleted - 2° ... , Gitelman Syndrome ... Expanded - 1° or 2° ... #Nephrology #Causes
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... Neurological event 2) ... from tubules 3) ... #diagnosis #nephrology ... #hyponatremia #
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... discontinued) 3. ... secreting tumor 3. ... Diagnosis #Causes #Workup ... #Nephrology
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
Hyponatremia Correction ... increasing Na ~5mEq 2. ... 10-12 mEq/day 3. ... Demyelination Syndrome ... rate #management #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Differential Diagnosis Algorithm ... (low intake) 2. ... transcellular shift) 3. ... #Causes #workup ... #nephrology