Cardio Flashcards
What is ACS
Acute coronary syndrome
What makes up ACS
- Unstable angina
- NSTEMI
- STEMI
What are the 2 treatment subcategories of ACS
NSTEMI/Unstable angina and STEMI
What does STEMI mean and look like on ECG
St elevation myo infarction
What are some clinical signs of ACS (5)
- CENTRAL CRUSHING CHEST PAIN
- SWEATING
- LEFT NECK AND ARM PAIN
- DYSPNOEA
5 REDNESS
ATYPICAL presentations of ACS (3)
Epigatsric pain
Fatigue
Breathing problems
First line treatment for ALL ACS
300mg aspirin
Oxygen if sats less than 94
Morphine if BAD chest pain (contraindicated otherwise)
Nitrates (HYPER TENSIVE NOT HYPO TENSIVE and chest pain)
STEMI tx?
ECG and angio and trop
300 mg aspirin
Oxygen/morphine if needed
Nitrates
PCI (if within 12 hours or 120 mins)
Thrombolysis
With antithrombin
NSTEMI tx
ECG and if n stem no angio
300 mg aspirin
Nitrates
Oxygen/morpine
Dual antiplatelet - aspirin and unfractioned heparin/fondaparinux
Risk factors for ACS (modifiable)
Bad diabetes control
Smoking
HTN
Bad diet
Obesity
risk factors for ACs (NOn modifiable
Age (60-70)
Male. (2:1)
Fhx
What class predicts post MI morbidity
Killip
What system determines interventions ?
GRACE (>3.0 = angio)
Two types of AHF
De novo AHF or decompensated AHF (more common)
what is AHF
Acute herat failrue
how is AHF treated
oxygen, diuretics, vasodilators, opiates and CPAP
how is acute pericarditis caused?
viral infection, neoplasm, trauma, TB, HIV, post MI
what acute pericarditis
infection of the pericardia sac
what bedside tests are done for pericarditis
- FBC U&E CRP ESR TROP
- ECG
- Echo
- CHest XR/CT/RI
What does xray/mri/ct show?
pleural effusions
what does u&e show for pericarditis?
uraemia may be a cause
what is shown on pericarditis ecg?
widespread ST elevationa and pr depression
what does echo show on pericarditis patients?
effusion
typical signs and symptoms of pericarditis?
pericardial rub (squeaky on auscultation)
pleuritic chest pain/retrospinal and radiate to traps
tx for pericarditis
nsaids and colchicine
what can relieve pericaridits chest pain?
leaning forward/sitting up
What is an aortic dissection
Pulling away of endothelial lining creating a fake lumen
What is the classification of aortic dissections?
Sanford and Debakey
What is the Sanford classification
Classifies aortic dissection into TYpe A and type B
What is Sanford type a?
Ascending aorta aortic dissection
What is Sanford type B
Descending aorta aortic dissection
What is debakeys classification
Aortic dissection classification
Type 1 - 3
Type 1: ascending adn aortic arch
Type 2: arch
3: descending on wards (less serious)
What is management for type a Sanford
Surgical repair
What is management for type B Sanford?
Conservative management, NSAIDS and colchicine
What is classified as stage 1 hypertension?
> 140/90
what is stage 2 hypertension?
160/100
What is stage 3 hypertension
> 180/120
What should be the ABPM/HBPM be stage 1?
> 135/85
What should the HBPM/ABPM be stage 2?
150/95
Step 1 HTN Tx?
Diabetic type 2 OR <55 = Ace inhibitor OR ARB
Step 1 HTN tx?
Pt. >55 OR black = CCB
Step 2 HTN Tx?
Already on ACE/ARB (A) + C OR D
- CCB
- thiazide Diuretics
Already on CCB + ACE/ARB OR D
equation for HTN tx?
A+C, A+D, C+A, C+D
What drug is contraindicated in black people with HTN
ACE inhibitor, preference is CCB
Step 3 HTN Tx?
A+C+D
Step 4 HTN Tx?
Resistant HTN:
1. Postura hypotension
2. K+ < 4.5 + spironolactone
3. K+ > 4.5 + alpha/beta blocker
What cardiac problem increases risk of stroke?
AF
What is a direct thrombin inhibitor??
Anticoagulant
Examples of anticoagulant
Apixaban
After caused stroke Tx?
Warfarin, direct thrombin (apixaban) or factor Xa
Examples of direct thrombin inhibitors?
Bivalirudin
Examples of factor Xa inhibitor??
Apixiban, rivaroxiban etc
What is a common antiplatelet drug
Clopidogrel
When should prasurgrel be used in ACS
Prior to PCI, if patietn is NOT on oral anticoagulant
When should Clopidogrel be used over prasugrel?
Clopidogrel used if patient is already taking an anticoagulant
When PCI is not possible what tx would you use?
Antithrombin (ban) and ticagrelor
What is SVT
Supraventricular tachycardia, tachycardia that occurs anywhere but the ventricles
What is seen on the ECG of SVT
Narrow complex tachycardias
What management is used for SVT
Vagal manoeuvres
IV adenosine
Electrical cardioversion
what are examples of vagal manoeuvres
Valsalva manoeuvre
Carotid sinus massage
When is IV adenosine not to be used?
Asthmatics
What does LAD stand for and perfume?
Left anterior descending - septum and anterior left ventricle
Right coronary arteries perfume what?
SAN and AVN
PDA stands for what and perfumes what?
Posterior descending artery and posterior left ventricle
Left circumflex supplies what?
Left atria and left ventricle
What is atherosclerosis
Build up of plaque underneath blood vessel walls causing narrowing or potential occlusion of vessels
What disease can atherosclerosis cause?
Stable/unstable angina
What is a key symptom of stbale angina?
Chest pain/dyspnoea on exercise
What relieves stable angina?
GTN (sublingual spray)
How to investigate someone with potential angina?
ABCDE
OBS - HR, BP, RR, SATS
ECG
BLOODS - FBC, U+E,LFT, TFT TROPONIN
CXR
CTPA
What is the baseline treatment for ACS/angina?
MONA
- morphine
- oxygen if under 94%
- nitrates if not hypotension
- 300mg aspirin
How does STEMI present on ECG?
Hyperacute T wave and ST elevation
What leads does LBBB/RBBB indicate
WilliaM MarroW (V1&6)
Changes to leads I + V5,V6 indicate what?
Issues with left circumflex artery (lateral issue on heart)