11 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine Na+K ... Cirrhosis, Nephrotic syndrome ... #differential #diagnosis ... #table #sodium ... #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
- Na-K-2Cl cotransporter ... , K channel, Cl ... Defects #Kidney #Nephrology ... #Diagnosis #Differential ... #Table
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... - Differential Diagnosis ... Impaired forward flow ... inhibitors, hepatorenal syndrome ... #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... • Euvolemic (Low ... , Cushing syndrome ... Workup #Algorithm #nephrology ... #sodium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
, RTA Type IV, AI ... test (only if no clear ... Elimination (see Table ... acidosis) • Low ... #potassium #nephrology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
fever - ACS, AKI ... values: Elevated K, ... , Elevated Cr, Low ... unless worrisome EKG ... #TLS #diagnosis
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... declines > ALT) • AKI ... + myoglobin AKI ... per day until stable ... #nephrology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
(SPS) - Diagnosis ... Treatment: • ... others (botox, sodium ... #Management #treatment ... #neurology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diagnosis of ... Inhibitors of Na+K+ ... Tolvaptan) • Treatment ... Excretion #Diuresis #Nephrology ... #Medications #Table
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
, TTKG, distal flow ... • Cell Lysis (e.g ... Tumor Lysis Syndrome ... Decreased Na+-K+ ... IntercellularShift #Nephrology