11 results
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... paraproteinemia, acute ... resp. alkalosis ... FEPO4 ≥ 5% - Renal ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... , Acute Respiratory ... Alkalosis, Tumor ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
depletion: Respiratory alkalosis ... ), Hungry bone syndrome ... • Renal losses ... Algorithm #causes #nephrology ... #phosphate
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... t-PA, heparin Acute ... Rhabdomyolysis, Tumor lysis syndrome ... CKD Increased Renal ... #phosphate #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Hyperphosphatemia, Acute ... metastases, Hungry bone syndrome ... #Hypocalcemia #Workup ... Diagnosis #Algorithm #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 ... #Algorithm #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Sodium loss (diuretics ... can be high or low ... Cirrhosis, Nephrotic syndrome ... differential #diagnosis #table ... #sodium #nephrology
Management of Pediatric Kidney Stones
Acute Managment:
 • Pain relief: NSAIDs, opioids
 • Facilitating passage of stone:
Kidney Stones Acute ... protein - Low ... sodium diet ... Monitoring for extra-renal ... Management #Pediatrics #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... and metabolic alkalosis ... Neurologic disorders ... #Hypertension #Workup
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
thiazide-sensitive sodium ... thiazide-sensitive sodium ... • Normal or low ... , Renal tubular ... #diagnosis #nephrology