14 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Hypokalemia ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... constipation, diarrhea, nausea ... ); nausea, vomiting ... of aspiration #Potassium ... #pharmacology #table
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Glucocorticoid deficit - Hypokalemia ... deficit - Salt-losing ... Differential #Diagnosis #Table ... #Causes
Here’s a review of the Renin-Angiotensin-Aldosterone system (RAAS)

This is a very common pathway that clinicians should
aldosterone which does a lot ... sodium, which causes ... inhibiting drug classes ... this pathway, ending ... avoid harmful hyperkalemia
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pump - Digoxin works ... intracellular calcium causes ... - Hyperkalemia ( ... , in states of hypokalemia ... (or low potassium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
reabsorption) Workup ... only if no clear cause ... Elimination (see Table ... acidosis) • Low ... Management #Treatment #potassium
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... (correction of hypokalemia ... Oral sodium loading ... #Screening #Workup ... #table
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Transient K+ efflux moving ... Vaughan Williams Classification ... repolarization CLASS 3 - Potassium ... #Pharmacology #Classification ... #Classes #pathophysiology
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Check fresh gas flow ... reservoir bag moving ... Consider known drug causes ... myocardial infarction, hyperkalaemia ... Diagnosis #Management #Workup