19 results
Antiplatelet Drugs and their Actions

- Amy Chung, MD, MSc
@AmyChung

#Antiplatelet #Medications #Pharmacology #Pathophysiology #Drugs #Agents #COX #GIIbIIIa
Amy Chung, MD, MSc ... #Antiplatelet #Medications ... #Pharmacology # ... Pathophysiology
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
Amy Chung, MD, MSc ... Anticoagulants #Medications ... #Pharmacology # ... Pathophysiology
Beta Blockers - Pharmacology Comparison Table
Metoprolol:
 • Receptors: β1
 • Indications: Rate control of a-fib/a-flutter, Suppression
Beta Blockers - Pharmacology ... : Rate control of ... a-fib/a-flutter ... a-fib/a-flutter ... Beta #Blockers #Pharmacology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Palpitations, light-headedness ... Noncardiac: • Pulmonary ... control with early Afib ... (< 5% pts with afibb ... Absolute warfarin indications
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Channel Blockers - Indications ... with paroxysmal a-fib ... /a-flutter • Rate ... control of a-fib ... Channel #Blockers #pharmacology
Dihydropyridine Calcium Channel Blockers

Mechanism of Action:  L-Type calcium channel blockade - Inhibits the influx of
vasodilation Indications ... : Angina (with rate ... raynauds phenomenon, pulmonary ... Blockers #CCB #pharmacology
Neurological Side Effects of Antipsychotic Drugs
Acute dystonia - Spasm of muscles of tongue, face, neck, back
variable tremor, mask ... reduction; change medication ... tremor (may be a late ... Antipsychotic #Drugs #Medications ... #SideEffects #pharmacology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Cheat Sheet 1) Rate ... Waves/Fibrillary = afib ... in leads V1-3 (Right ... III, aVF) • Right ... proportional to heart rate
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
crackles in the right ... epilepticus • Pathophysiology ... Edema: • Pathophysiology ... decreased respiratory rate ... • Pathophysiology
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... aka Hudson's Mask ... not tolerate a tight-fitting ... specified flow rate ... Devices #management #pulmonary