11 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization; changes ... prolonged PR and QT ... #EKG #ECG #Changes ... #Progression #Table
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... • Hypertonic ... Polyuria scheme) e.g ... #Nephrology #Differential ... #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
of hypotonic hyponatremia ... normal volume-based algorithm ... Urine Na+K / serum ... : Hypovolemia, Hypervolemia ... differential #diagnosis #table
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia ... Treatment Algorithm ... ECG changes, weakness ... ) ECG changes ... #Treatment #Algorithm
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
heparinized tube) • ECG ... only if no clear cause ... Elimination (see Table ... Use gtt, NOT hypertonic ... Resins - Exchanges
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... exertion/training - Seizures ... Herpes, Coxsackie, etc ... Hyperuricemia • Hyponatremia ... per day until stable
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Hypercalcemia ... Kidney stones caused ... Renal Epithelial Channels ... Nonspecific Cation Channel ... #Medications #Table
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... • Cell Lysis (e.g ... Decreased Na+-K+ ... IntercellularShift #Nephrology ... #Causes
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... tinnitus, visual changes ... dysrhythmias, seizures ... values: Elevated K, ... unless worrisome EKG
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
• Vision changes ... may precede the neurologic ... Blood transfusion, Hypercalcemia ... • EEG: With persistent ... the underlying cause