96 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Osmolarity 3) Urine Sodium ... Uric Acid - Low ... High Uric Acid → renal ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... mOsm/kg - Implies renal ... • Euvolemic (Low ... #Algorithm #nephrology ... #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... Repeat the sodium ... - fevers • renal ... Hypernatremia #Diagnosis #Workup ... #Algorithm #Nephrology
Initial Clinical and Laboratory Data Base for Defining Major Syndromes in Nephrology

#Major #Syndromes #Nephrology #Diagnosis #Workup
Major Syndromes in Nephrology ... Major #Syndromes #Nephrology ... #Diagnosis #Workup ... #Differential #Table
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
examination, check urine sodium ... acid: - Urine sodium ... low, uric acid ... and uric acid low ... Algorithm #Diagnosis #Nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Urine Na >30: Renal ... Hypothyroidism, Low ... algorithm #diagnosis #sodium ... #low #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Sodium loss (diuretics ... can be high or low ... Primary polydipsia), Low ... differential #diagnosis #table ... #sodium #nephrology
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
• Increased renal ... Hypoperfusion • Reduced renal ... blood flow • ... hypertrophy • Sodium ... pathophysiology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology ... Diagnosis #Algorithm #Workup
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
believed that urine sodium ... fractional excretion of sodium ... differentiate between pre-renal ... and intrinsic renal ... AcuteKidneyInjury #Nephrology