ANGINA PECTORIS Flashcards
Angina pectoris
Chest pain / discomfort caused by myocardial ischemia
Mismatch O2 supply and Demand
Infaction
NO O2
Ischemia
ππ»O2
Disease
Coronary artery disease
Pathophysiology
Atherosclerosis
Build up clot
Manifestation of Coronary Artery disease
- Acute coronary syndrome
- Chronic stable angina pectoris
- Prinzmetal angina
Acute manifestation CAD
-Acute coronary syndrome
Types of acute coronary syndrome
Acute MI -STEMI =occlusive -NSTEMI=non occlusive Unstable Angina Pectoris -Rest Angina -crescendo -new onset
Acute MI
βπ»οΈcardiac biomarkers
Troponin
CK
Unstable Angina Pectoris
(-)Cardiac Biomarkers
STEMI? And indicate the drugs
Completely block
- Fibrinolytics
- anticoagulant
NSTEMI? And what drugs
Partially block
Anticoagulants
Chronic stable angina pectoris
βπ»οΈ O2 _____?
βπ»οΈO2 demand
Vasopasm
Prinzmetal angina
Aprroach to managemt
βπ»οΈO2 supply
ππ»O2 demand
Give mngt in βπ»οΈO2 supply
- percutaneous transluminal coronary angioplasty
- coronary artery bypass grafting
- coronary vasodilators
Give the mngt in ππ»O2 demand
- nitovasodilators
- beta blockers
- CCBβs
What happen if the O2 demand ππ»
ππ»HR
ππ»SV
ππ»SVR
What is the MOA of nitrovasodilators
βπ»οΈNO but requires SH group
What are the effects that may occur in nitrovasodilators having a Low dose
Peripheral venodilation
ππ»preload
ππ»O2 demand
What are the effects that may occur in nitrovasodilators having a High dose
Arteriolar vasodilation
βπ»οΈO2 supply
What is the SE in high dose nitrovasodilators
Reflex tachycardia
βπ»οΈO2 demand
What is the remedy in high dose in nitrovasodilators
Beta blockers
Drugs in nitrovasodilators
Very short acting
Short acting
Intermediate acting
Long acting agents
Very short acting
Duration
Amyl nitrite
<5-10mins
Short acting agents
Duration
NTG
ISDN
10-30mins
Intermediate acting
Duration
NTG SR tab
ISDN po tab
5-8hrs
Long acting agents
Duration
NTG transdermal patch
ISDN SR tab
ISMD po tab
10-24hrs
SE of nitrovasodilators
Hypotension
Migraine like HA
Tolerance
Methemoglobinemia
Beta blockers
DOC OF CSAP
Calcium channel blocker
(Non DHP)
DOC FOR PRINZMETAL
ALT. CSAP
How many minutes of acute coronary syndrome occur in chest pain
20 mins
Chronic stable angina pectoris how many minutes chestpain
Chest pain 2-5 mins during or after physical exertion and emotional stress
Chronic manifestation of CAD
CSAP
Prinzmetal angina ππ» what?
ππ»O2 supply
Mngt of acute coronarysyndrome
IV infusion
Mngt of CSAP
PO or Trandermal
Mngt of prinzmetal
IV infusion + beta blockers
Mngt of HF
Hydralazine + ISDN
Alternative in mngt of HTN emergencry crisis
IV infusion
What MOA is sildenafil
(-) phosphodiesterase
SE of sildenafil
Hypotension
Migraine like HA
Tolerance