3040 results
CARDIAC MYOCYTE POTENTIALS

#Pathophysiology #Cardiology #Cardiac #Myocyte #Ventricular #ActionPotentials #Channels #Phases
#Ventricular #ActionPotentials ... #Channels #Phases
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels ... Antiarrhythmics #Classes ... #Effect #ActionPotentials
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Depolarization: • Na+ channels ... Phase • Ca++ channels ... Potential: • K+ channels ... Block fast Na+ channels ... Classification #Classes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
CLASS 1 - Sodium Channel ... Block fast Na+ channels ... 3 - Potassium Channel ... MOA: Block K+ channels ... Classification #Classes
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
agents - Sodium Channel ... agents - Potassium Channel ... agents - Calcium Channels
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cotransporter, K channel ... , Cl channel, or ... barrtin (recruits Cl channel ... epithelial sodium channels ... epithelial sodium channels
Action potential in cardiomyocytes
The action potential in typical cardiomyocytes is composed of 5 phases (0-4), beginning
Pathophysiology #Cardiac #ActionPotential
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Nodosum #Mnemonic #Causes
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Without Sensory Changes ... With Sensory Changes ... Without Sensory Changes ... Diagnosis #Algorithm #Causes