12 results
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
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... • Serum K low ... • Serum K: low ... Differential #Diagnosis #Workup ... #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
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... FEPO4 ≥ 5% - Renal ... • Normal or Low ... - Normal or Low ... #phosphate #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
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... mononeuritis multiplex WORKUP ... non-specific, ESR usually low ... hematuria, RBC casts, low ... hypercellular glomeruli
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
evaluated for glomerular ... in monitoring low-level ... glomerular proteinuria ... #workup #diagnosis ... initial #testing #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
< 20 meq/L • Low ... hypotension) Decreased Glomerular ... Creatinine • Chronic renal ... Renin, Low Aldosterone ... IntercellularShift #Nephrology