116 results
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria = >3L Urine ... meq/L] + [BUN mg ... /dL]/2.8 + [glucose ... mg/dL]/18 HIGH ... Diagnosis #Algorithm #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Diagnosis Algorithm Urine ... Water Diuresis (Urine ... obstruction • Partial Dl ... Diagnosis #Algorithm #causes ... #nephrology
Hyperglycemic Crisis - Algorithm for DKA/HHS

Diagnostic criteria for DKA:
 • pH < 7.3
 • Anion gap
< 18 mEq/L • Urine ... usually > 250 mg ... /dL Diagnostic ... usually > 600 mg ... /dL • Serum osm
Indications for Parathyroidectomy in Primary Hyperparathyroidism
 • All patients with symptomatic PHPT
 • Serum calcium 1
Serum calcium 1 mg ... /dL above upper ... nephrocalcinosis, 24h urine ... calcium > 400 mg ... /dL with increased
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
- calcium > 11 mg ... /dL / >1 mg/dL the ... disease - Cr >2 mg ... Causes of false- ... amyloidosis Other causes
Acute Kidney Injury - RIFLE and AKIN Criteria for Diagnosis and Classification of AKI
 • AKIN
Increase in SCr ≥ 0.3 mg ... /dL or increase ... /dL with an acute ... /dL; or on RRT ... Classification #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
WBCs, or urine ... → Urine culture ... proteinuria, RBC casts ... if cause not identified ... #blood #urine
Tumor Lysis Syndrome - Workup and Management

Initial workup: BMP, Serum uric acid, LDH, Urine output, Consider
uric acid, LDH, Urine ... Uric acid ≥ 8 mg ... /dL • Potassium ... /dL • Calcium ... ≤ 7 mg/dL • OR
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... more RBC/HPF spun urine ... examination of urine ... #urology #nephrology
Albuminuria (Grades) and Risk for CKD
Normal to mildly increased albuminuria:
 - Albumin excretion rate: < 30
excretion rate: < 30 mg ... ratio: 30-300 mg ... proteinuria: - Urine ... hypoalbuminemia (<3.0 g/dL ... classification #CKD #nephrology