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Transcript
PCI Complications
ROSLI Mohd Ali
Head
Department of Cardiology
National Heart Institute
Kuala Lumpur
BX Velocity Stent 3.5 x 18 at 16 Atm
Peak CK – 7797 u/L
Mid LAD stenosis 2002
58 yr lady
Direct stenting with AVE S7 3.0 x 24 mm
What would you do?
PCI Procedural Success
1. Angiographic (anatomical) success
2. Without clinical complications
Angiographic (anatomical) success:
• minimal luminal diameter < 10% stenosis
• TIMI 3 flow
Without clinical complications
• MACE (major adverse cardiac events)
• MACCE (major adverse cardiac &
cerebrovascular events)
PCI Clinical Complications
MACE (major adverse cardiac events)
composite of
death,
MI or
emergency revascularisation
MACCE (major adverse cardiac & CV events)
composite of
death, MI, emergency revascularisation or
stroke
Classification of Complications
Category
Mechanism
Coronary injury
acute/threatened closure
no reflow phenomenon
perforation
retained equipment
arrhythmia
Non-coronary
Injury
iatrogenic aortic dissection
peripheral neovascular injury
embolisation (stroke/limb ischaemia)
nephropathy
radiation injury
Systemic event
vasovagal reaction
anaphylaxis
haemorrhage
acute pulmonary oedema
sepsis
PCI Complications Rates
Gruentzig original 50 pts 1977
14 %
NHLBI PTCA Registry 1985
6.6 %
New York State PCI Registry 1999 – 2006
Overall complications
3.36 %
Mortality
in Cath. Lab
at one month
0.047 %
0.6 %
PCI Complications Rates:
NY State Registry 1999 – 2006
n - 23,339 procedures
Causes
Death 1 mo post PCI
Death in cath. lab
Stroke
Cardiac perforation
Any MI
Emergent surgery
Stent thrombosis at 1 mo
Presumed stent thrombosis
Renal failure
Haemodialysis
Retroperitoneal bleed
Vascular complication & bleeding
1 mo composite with ST
1 mo composite without ST
%
0.6
0.047
0.29
0.29
0.74
0.15
0.53
0.82
0.28
0.17
0.18
0.79
1.8
1.58
Any Complication
3.36
PCI Complications
Prevent, Anticipate, Recognise & Manage
Patient Factor:
Frailty, old age
Co-morbid conditions eg renal failure, DM, COPD, PVD
Cardiogenic shock
Obesity
Anticoagulation
Lesion Factor:
LMS disease
Multivessel disease
Diffuse lesions
Thrombosis
CTO
Calcified
PCI Complications
Prevent & Manage
To reduce mortality & morbidity
Drs & Allied Staff
• knowledgeable
• discussion about patient & procedure
• have devices ready
• focus on patient during procedure
• willing to inform of any changes
hemodynamic, ECG, patient’s condition
angiographic abnormalities
Long total prox. - distal LAD occlusion
42 yr
old man
Following 2 Drug-eluting Stents
2 GDC coil embolization
Perforation
Perforation
Potential treatment
 If suspect tamponade, confirm with
echocardiogram.
Perforation
• Long balloon inflation
• Reverse heparin
protamine sulphate 1 mg per 100 units heparin
• Persistent perforation
distal – coil embolisation, glue, fat tissue
mid - covered stent, sandwich stents
emergency surgery
CARE with Gp IIb/IIIa inhibitor !!
Pericardiocentesis
Perforation
 Perfusion balloon (prolonged inflation time)
 Site proximal / mid:
Covered stent
 Site distal:
Coil
21 July 2011, 10:38:28 am, IJN
248 min fr. onset of chest pain
In cardiogenic shock. SBP 80 mmHg
Thromboaspiration
Thrombuster
Kaneka
BMS 3.5 x 18 mm
Final Results
4 inotropes
Died 10 hrs later
302194 (6 Sept 13)
54 yr old man
Anterior STEMI D3
TRI
Castillo 2 6 Fr
(diagnostic)
EBU 3.5 6 Fr
BMW
Runthrough Floppy
2.5 x 20 mm
Xience Xpedition 3.0 x 48 mm
16 Atm
Causes of Slow Flow?
Causes of Slow Flow?
1.
2.
3.
4.
5.
6.
7.
Distal dissection
Spasm
Distal embolization
Poor distal run-off (loss of branches)
High LVEDP
Hypotension
Wire biasness
Rewired into D1
Thrombuster 6 Fr
NC 3.0 x 18 mm at 20 Atm
Injection through thrombuster
Adenosine bolus
Through thrombuster
(went to transient
standstill)
+ NTG
299279 (11 June 13)
67 yr old man
AL1 6Fr
Conquest Pro wire
Runthrough Floppy (anchor wire)
POBA 1.5 x 15 mm
JR 3.5 6 Fr
Biomatrix 3.0 x 33 mm
Biomatrix 3.0 x 33 mm
Biomatrix 3.0 x 18 mm
Endeavor 3.5 x 12 mm
What Do You Do For the Aortic Dissection?
Thrombotic lesions?
52 yr old man with post-infarct angina
1 wk after inferior MI
PCI 3rd April 2007
Aspirated with Export cath 7F
Balloon dilatation
3. Thrombus
Do We Stent All Lesions?
Concerns with distal embolization
PCI Cases: when do we stop?
3rd April ‘07
1 week of sc enoxaparin 10th April ‘07
Continued with oral anticoagulation
Ischaemic test planned in the future
After thromboaspiration (Thrombuster)
& balloon
Angiojet Thrombectomy Device
Bernoulli Principle
Where the velocity is the greatest,
the pressure is the lowest
Angiojet Thrombectomy Device
Iatrogenic Coronary Thrombosis
Avoiding Risk
keep equipment dwell time to a mininum
wipe all exteriorised equipment before
reintroduction
Flush all introducers & catheters regularly
Heparin before PCI
weight adjusted dose
(70 units/kg – check ACT every 30 min
100 units/kg – ACT after one hour)
Check ACT when time arrives
Stented LMS to LAD
3.5 mm
DEB Sequent Please
LMS to LAD
3.0 x 20 mm
Sequent Please
3.0 x 30 mm
Stent
3.5 x 12 mm
Kissing
LAD 3.5 mm
LCx 3.0 mm
Losing Side-branch
Pre PCI
Post PCI
SMART Stent 8 x 80 mm
Radial artery damage - Perforation:
Incidence 0.1 – 1%
Tortuous and looping
Spasm
Anomalous anatomy
Hydrophilic wires
Catheters
Often a matter of feel
If in doubt:
Fluoroscopy &
take an angiogram!
Put in a long sheath
Complications
of the Radial Approach
Radial artery damage- Perforation:
MIDFOREARM HAEMATOMA
Haematoma
Acute Occlusion
Angiojet
Post-Angiojet
Long aorto-iliac
Stenosis
Calcified vessels
Direct Stenting in
Hugging Fashion
Long Wallstents
10 mm in diameter
8 mm x 40 mm
8 mm x 40 mm
At 8 Atm
8 mm x 40 mm
At 12 Atm
Hypotensive
SBP dropped from 120 – 130 to 70 mmHg
Patient getting restless
BP dropped whenever balloon deflated
Forgot to bring Jomed covered stent graft !!
Saved !! Wallstent graft 11 mm x 50 mm
No 11 F sheath !!
BP Stabilized
No further drop
BP stabilized
Transfused 4 pints of pack cells
CT scan – blood in pelvic cavity
Discharged a few days later
Conclusions
Can’t avoid complications!
Prevent & manage them well
•
•
•
•
•
•
•
•
•
•
Select patient & lesion well.
Anticipate problems & plan strategy well
Good guiding catheter
Good angiographic views
Know your equipment well
Have them available
Keep the procedure as simple as possible
Know your own limitations
Know when to stop
Learn from one’s own & other’s mistakes
You are part of the team!!
290530 (19 Dec 12)
60 yr old lady
384575
(Outside IJN) 11 June 11
38
65 yr old lady