9 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
• Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Workup #Algorithm #nephrology ... #sodium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... the excretion of sodium ... urine #Algorithm #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Treatment: Treatment ... demyelination syndrome ... of symptomatic (seizures ... #management #nephrology ... #sodium
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal or low ... Renal tubular acidosis ... tachycardia • Seizures ... Rhabdomyolysis Treatment ... #diagnosis #nephrology
Citrate Anticoagulation Toxicity

Hypernatremia (HyperNa):
 - Citrate solutions may have ↑ sodium content and should be paired
Anticoagulation Toxicity Hypernatremia ... solutions may have ↑ sodium ... Acidosis: - Citrate ... dysfunction or low ... Toxicity #toxicology #nephrology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Dehydration - Loss of sodium ... conditions - Neurogenic ... heat illness → Hypernatremia ... • Labs: - Metabolic ... consciousness, Coma/seizure
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... • Hyponatremia ... Tolvaptan) • Treatment ... and euvolemic hyponatremia ... Excretion #Diuresis #Nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Compartment syndrome ... Heat stroke - Metabolic ... exertion/training - Seizures ... Hyperuricemia • Hyponatremia ... #nephrology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
impairment of cellular metabolism ... sweat) - its metabolism ... before beginning treatment ... LV failure - Low ... - Compartment syndrome