8 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... • Euvolemic (Low ... #Workup #Algorithm ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine Na+K ... can be high or low ... #differential #diagnosis ... #table #sodium ... #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... Treatment: Treatment ... #Differential #Diagnosis ... #nephrology #sodium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... reabsorption) Workup ... Elimination (see Table ... acidosis) • Low ... #potassium #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
• Symptomatic hyponatremia ... dysfunction - K+ ... intoxication Initial Workup ... , Urine Sodium ... #management #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... Tolvaptan) • Treatment ... and euvolemic hyponatremia ... Excretion #Diuresis #Nephrology ... #Medications #Table
Citrate Anticoagulation Toxicity

Hypernatremia (HyperNa):
 - Citrate solutions may have ↑ sodium content and should be paired
Anticoagulation Toxicity Hypernatremia ... solutions may have ↑ sodium ... dysfunction or low ... Toxicity #toxicology #nephrology ... #diagnosis
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
full infectious work-up ... changes: high K, ... Ca - q8 h TLS ... interventional radiology ... Oncology #HemeOnc #Diagnosis