51 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... mimics, repeat testing ... → Refer to Nephrology ... cystoscopy • Refer ... to Nephrology if
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Osmolarity 2) Urine ... Osmolarity 3) Urine ... Acid → renal salt wasting ... Diagnosis #Algorithm #nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic HypoNatremia ... Status, Check Urine ... Na, Urine Osm ... #Hyponatremia ... Algorithm #Diagnosis #Nephrology
Hyponatremia - Differential Diagnosis and Evaluation Algorithm
In addition to edema and urine concentration, always consider urine
Hyponatremia - Differential ... addition to edema and urine ... always consider urine ... when evaluating hyponatremia ... Evaluation #Algorithm #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... examination, check urine ... uric acid: - Urine ... - Urine sodium ... Algorithm #Diagnosis #Nephrology
Urine Electrolyte Interpretation - AKI, Hyponatremia, Hypokalemia and Non-Gap Metabolic Acidosis

#Urine #Electrolytes #Interpretation #ULytes #AKI #FENa
Urine Electrolyte ... Interpretation - AKI, Hyponatremia ... Metabolic Acidosis #Urine ... #FENa #FEUrea #Nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... uric acid >4 • Urine ... Cerebral salt wasting ... SatyaPatelMD #Volume #Hyponatremia ... #sodium #low #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... mmol/L - true hyponatremia ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Differential Diagnosis Workup ... Algorithm 1) Check Urine ... Differential #Diagnosis #Workup ... #Algorithm #nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Cerebral Salt Wasting ... → Increased urine ... Pathophysiology #diagnosis #nephrology ... #hyponatremia #