8 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... • Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Algorithm #nephrology #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... the underlying cause ... demyelination syndrome ... of symptomatic (seizures ... management #nephrology #sodium
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... : • Pathophysiology ... dysrhythmias, seizures ... , Elevated Cr, Low
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
changes and may cause ... Rhabdomyolysis • Seizures ... hyperparathyroidism Treatment ... , K, Mg2+) • Slow ... Differential #Diagnosis #Pathophysiology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Dehydration - Loss of sodium ... conditions - Neurogenic ... heat illness → Hypernatremia ... Collapse: • Pathophysiology ... consciousness, Coma/seizure
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 cases ... Pathophysiology ... antibody that works ... Treatment: • ... others (botox, sodium
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
thiazide-sensitive sodium ... alkalosis • Normal or low ... tachycardia • Seizures ... Rhabdomyolysis Treatment ... nephrology #management #pathophysiology
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Emergencies Neutropenic ... full infectious work-up ... acid, high LDH, low ... Treat underlying cause ... consciousness, seizures