8 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... insipidus • Nephrogenic ... Differential #Diagnosis #Causes ... #nephrology #sodium ... #high
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... 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 ... demyelination syndrome ... of symptomatic (seizures ... Treatment #management #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... : SIADH, Renal Sodium ... diuresis can be high ... Cirrhosis, Nephrotic syndrome ... #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Loop Diuretics; High-Ceiling ... • Hyponatremia ... Kidney stones caused ... and euvolemic hyponatremia ... Excretion #Diuresis #Nephrology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

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

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 cases ... , diaphoresis, high ... Diagnosis: • High ... antibody that works ... others (botox, sodium
Summary of Oncologic Emergencies

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