14 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Differential Diagnosis Framework ... or dipstick) Glomerular ... of Glomerular Bleeding ... Suggestive of glomerular ... #urology #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 ... if cause not identified
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
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
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes ... #Workup #hypomg
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Decreased Intake: • Low ... - Diarrhea • RENAL ... gas transport, renal ... rate by tubulo-glomerular ... Pathophysiology #Nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... hypotension) Decreased Glomerular ... Creatinine • Chronic renal ... IntercellularShift #Nephrology ... Diagnosis #Algorithm #Causes
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
evaluated for glomerular ... in monitoring low-level ... infections are common causes ... #testing #workup ... nephrotic #nephritic #nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
mononeuritis multiplex WORKUP ... non-specific, ESR usually low ... Goodpasture's cause ... , low grade proteinuria ... hypercellular glomeruli
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... can be high or low ... Primary polydipsia), Low ... differential #diagnosis #table ... #sodium #nephrology