32 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Osmolarity 3) Urine Sodium ... Acid → SIADH - High ... Diagnosis #Algorithm #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... 1, 25 VitD: Lymphoma ... Algorithm #Workup #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... Diuretics (late) • High ... Volume Expanded 1° ... hyperaldosteronism • High ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... Diuretics (late) • High ... Volume Expanded - 1° ... hyperaldosteronism • High ... Diagnosis #Algorithm #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Workup Step #1 ... Hypernatremia #Management ... #Algorithm #Sodium ... #nephrology #insipidus
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Abdominal compartment syndrome ... Treatment Goals: 1) ... #Diagnosis #criticalcare ... algorithm #treatment #management
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Workup Algorithm 1) ... , Cushing syndrome ... Workup #Algorithm #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
+K / serum Na >1 ... diuresis can be high ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #differential ... #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
- Insulin (high ... overdose) - Sodium ... renal Fanconi syndrome ... #Medications #differential ... #diagnosis #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... the excretion of sodium ... urine #Algorithm #nephrology ... #differential #