17 results
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Differential Diagnosis Framework ... FEPO4 ≥ 5% - Renal ... • Normal or Low ... #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Differential Diagnosis Framework ... PRE-Renal AKI ... Shunting INTRA-Renal ... • Vascular • Glomerular ... Differential #Diagnosis #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... Differential Diagnosis Framework ... CKD Increased Renal ... #Workup #phosphate ... #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Differential Diagnosis Framework ... and Workup NAGMA ... • Serum K: low ... Differential #Diagnosis #Workup ... #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... • Evidence of glomerular ... → Refer to Nephrology ... for renal biopsy ... Diagnosis #Algorithm #Workup
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Differential Diagnosis Framework ... or dipstick) Glomerular ... • Causes of Glomerular ... Suggestive of glomerular ... causes #urology #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... mOsm/kg - Implies renal ... • Euvolemic (Low ... , Ingestion Renal ... #Algorithm #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... - Familial renal ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes #Workup
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
evaluated for glomerular ... in monitoring low-level ... glomerular proteinuria ... #testing #workup ... nephrotic #nephritic #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
≥100): SIADH, Renal ... can be high or low ... Primary polydipsia), Low ... differential #diagnosis #table ... #sodium #nephrology