13 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Repeat the sodium ... Assess volume status ... HYPERVOLEMIC • CHF ... • nephrotic syndrome ... #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... 1) Check Urine ... mechanism 2) Volume Status ... , Cushing syndrome ... #nephrology #sodium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... , Gitelman syndrome ... Normal acid-base status ... sodium is typically ... #Algorithm #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Measure urine osmolality ... demyelination syndrome ... include vaptans (HF ... #management #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... Cirrhosis, Nephrotic syndrome ... differential #diagnosis #table ... #sodium #nephrology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... GQ1b IgG Antibody associated ... Treatment: • Plasmapheresis ... diagnosis #management #treatment ... #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... fluctuations PRES-Associated ... epilepticus Treatment ... underlying cause • Treatment ... diagnosis #management #neurology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Toxins - Drugs - Statins ... Weakness - Dark urine ... Heme associated ... hour with goal urine ... #nephrology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
men • Commonly associated ... Pathophysiology: • Associated ... Treatment: • ... others (botox, sodium ... #neurology
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
and low urine output ... acute coronary syndrome ... #differential #algorithm ... #table #foamed ... #heartfailure #chf