Random Flashcards
Schoistic injury
Injury that occurs after single exposure
What tracer has least radiation
Ammonia 13
Typical flutter on ekg
Upright in late part of p wave
1c agene affect on heart rate in a flutter
Speed up
Why paf
Triggers (automaticity etc)
Why persistent af
Substrate changes
Why do rhythm control (4)
Symptoms
Young
Tachy
Reversible
Who should get ablation
No structural disease or fails meds
Elevated hemisiaphram after after ablation
Phrenic nerve damage - do sniff test
Anticoag after afib ablation
Minimum 3
Months
If had high chads vascular
Before Continue after
Axis in vt
Northwest(neg in v1 and avf)
Keys to rvot vt (3)
Lbbb
Quick upstroke
Upright in 2,3, avf
Ekg arvd
Epsilon wave
Twi v1-3
Qrs v1 > v6
Ilvt ekg
Rx
Rbbb, superior axis
S. Wave v5/v6 s in inf leads
Rx verapamil
PVC burden for ablation
20,000 of one morphology
Class I indication for tilt table
If single episode with high risk job
Multiple syncope without cardiac cause
Normal hv
Normal ah
Snrt
40-55
60-120
Snrt 1.6-2
Class I for ep testing in syncope
CAD ef > 35
Palpitations
BBB
Which anti arrhythmia drugs are cleared by the kidney
Sotolol digoxin and dofetilide
Drugs that increase pacing threshold
Class I a and 1c
Drugs that increase dft
Class I and amiodarone
Drugs that decrease dft
All 111 except amiodarone
Which has higher pulm pressures, constriction or restriction
Cutoff for e prime in these entities?
Restriction
8
What is symptomatic carotid disease
Percentage cutoff for fixin
What about asymptomatic
Within six months Amarousis Contralateral motor/sensory Dysphasia Stroke Must be greater than 50%
Only 80%
When give tpa for cva
Uonto 4.5 hours after cva
Modified hakki
Cardiac output/square root pressure gradient
Operate severe as
Symptoms
Ef <50
Asymptomatic but poor treadmill test
Who should get tavr
Sts > 15
Structural issue
Consider sts 8-15
Co morbidities
Mitral valve area by echo
220/pressure half time
What to do Sx out of proportion with echo in as. Ms?
Cath lab or exercise if asymptomatic
Exercise
Who should get mitral stenosis fixed
If non pliable and need valve wait until class iii Sx
If pliable do class 2, pap > 60 or new onset af
Anticoag in prosthetic valves
Bio
Mec
Echo guidelines
Bio for 3 months
Mechanical
Mitral inr 3
Aortic inr 2.5 or 3 if have afib, hypercoag or thrombotic event or low ef
Aspirin for everyone 81
Clopidigrik 6 month after tavr
Echo at first follow up visit 6-8 weeks post op
Annual tte only after 1st 10 years
Early diastolic sounds
Think pericardial knock or opening snap
Sensitivity
Specificity
Ppv
Npv
Sensitivity is t/tp+fn
Specificity is tn/tn+fp
Ppv tp/tp+fp
Npv. Tn/tn+fn
How long dapt:
- After acs
- After stent for stable
Stable disease
- 1 month bare metal
- 6 month des
Acs
12 months
Use ticagrelor or prasuguel over plavix
Benefit of bival over heparin
Overall mortality benefit at 1 year
Goal bp
Goal bp if over 60
When to start two drugs
140/90
150/90
160/100
Percent ishevia on stress I should cath
10%
Loading doses of pgy12
Daily
How long should you use?
Clopidigril 600
Prasugruel 60
Ticragelor 180
Daily
Clopidigril 75 daily
Prasuguel 10 daily
Ticragelor 90 bid
1 year after acs
Dido
Fmc
30 min
120 min
Anticoagulants in stemi with pci
Heparin
Bival Turin