17 results
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Hyperphosphatemia, Acute ... metastases, Hungry bone syndrome ... #Diagnosis #Algorithm ... #nephrology #calcium
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Pathophysiology ... thiazide-sensitive sodium-chloride ... H+ secretion → Hypokalemia ... #Pathophysiology ... #nephrology #diagnosis
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... , Cushing syndrome ... #Workup #Algorithm ... #nephrology #sodium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
- Differential Diagnosis ... Algorithm Hypovolemia ... Hypovolemia, UNa ... UNa > 20: • Acute ... #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
and Workup Step ... Repeat the sodium ... • nephrotic syndrome ... #Workup #Algorithm ... #Nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... ON (UNa < 30): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... #diagnosis #sodium ... #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... Pre-Renal: • Hypovolemia ... Abdominal Compartment Syndrome ... #nephrology #causes ... #algorithm
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Algorithm Hypovolemic ... cirrhosis, nephrotic syndrome ... , CNS Disease, Meds ... #Algorithm #diagnosis ... #nephrology #sodium
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Algorithm Appropriately ... , Acute Respiratory ... #Algorithm #nephrology ... #phosphorus #workup
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
GPA, IgA, MPA) Acute ... Antiphospholipid syndrome ... Dissection, ASCVD, True hypovolemia ... ), Meds/Treatments ... #algorithm