39 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... discrete buckets: 1. ... (low intake) 2. ... #Causes #workup ... #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... discontinued) 3. ... #Diagnosis #Causes ... #Workup #Nephrology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... Diagnosis Framework 1) ... PTH-dependent 2) ... 3) Assess for non-hormonal ... #Diagnosis #algorithm
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diabetes Insipidus Workup ... Step #1 - Consider ... history Step #2 ... Uglucose Step #3 ... #Sodium #nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
recessive salt-losing ... prevalence of 1- ... thiazide-sensitive sodium-chloride ... H+ secretion → Hypokalemia ... Pathophysiology #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... acidosis (type 1 ... of 2), Ureterosigmoidostomy ... Bartter's syndrome, Gitelman's ... #causes #nephrology
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
kaliuresis step 1 ... hypovolemic step 2 ... fludrocortisone step 3 ... diuretics #diuresis #nephrology ... #algorithm
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
water retention 1) ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... Urine Sodium 4) ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Step 1 . ... Repeat the sodium ... Step 2. ... administration Step 3. ... #Algorithm #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... Volume Depleted - 2° ... Bartter Syndrome, Gitelman ... Volume Expanded - 1° ... #Nephrology #Causes