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Ch. 11: Cardiovascular and Thoracic Intervention
Final Material
66
Medical
Graduate
04/24/2012

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Cards

Term
What are the most surgeries for lung resection?
Definition
Lateral
Posterolateral
Term
What is a common surgery for cardiac procedures?
Definition
Median Sternotomy
Term
This type of surgery is common for pericardium and epicardium
Definition
Subxiphoid
Term
These 2 surgeries are common for diaphragmatic procedures
Definition
Lateral
Thoracoabdominal
Term
What muscles are cut in a posterolateral thoracotomy?
Definition
Latissimus Dorsi
Trapezius
Rhomboids
Serratus Anterior
Term
Which is more common: anterolateral or posterolateral thoracotomy?
Definition
Posterolateral
Term
This type of thoracotomy may be done for lung and esophageal procedures. The Serratus and pecs may be cut.
Definition
Anterolateral Thoracotomy
Term
This type of thoracotomy is often used for lung procedures. May result in neuro symptoms after surgery due to the position of the arm being overhead during surgery. Serratus is the main muscle involved; lats are spared.
Definition
Lateral Thoracotomy
Term
This type of thoracotomy is used for apical bleb resection or dorsal sympathectomy. Pt is in the side-lying position with arm flexed at elbow, abducted 90 degrees at shoulder, and rotated.
Definition
Axillary Thoracotomy
Term
An air-filled sac typically in the upper portion of the lungs. Can leak air and cause the lungs to collapse
Definition
Bleb
Term
This is very common for heart surgery. Pt will not be able to lift over 8-10 lbs after sx for 6-8 weeks. Pt cannot do bilateral shoulder abduction for a while; more unilateral movements at first. Stop movement if "clicking" is heard. All transfers should be done to prevent stress on the sternum. Roll to side and hug body while someone else helps sit up.
Definition
Median Sternotomy
Term
These often cause problems with coughing, deep breathing, and thoracic extension. Have pt splint with pillow to help them cough more effectively.
Definition
Thoracoabdominal incisions
Term
With thoracic surgeries, what are the major causes of perioperative morbidity and mortality related to respiratory complications
Definition
pneumonia
Respiratory failure
atelectasis
Term
Area of lung collapsed
Definition
atelectasis
Term
A common respiratory condition due to prolonged positioning such as laying down
Definition
pneumonia
Term
__ complications are the 2nd most common cause of perioperative morbidity/mortality and this includes __ and __
Definition
Cardiac
Arrhythmias and Ischemia
Term
After thoracic surgery, 80% of pts describe ipsilateral __ pain. Primarily referred pain of diaphragmatic irritation transmitted by phrenic nerve afferent. Other causes should be considered.
Definition
Shoulder
Term
Why might a person have a PICC line?
Definition
Usually done for pt who needs long-term antibiotics even after they go home. Be very careful to avoid extreme shoulder movements
Term
With invasive hemodynamic monitoring during thoracic procedures, arterial lines are usually present due to incidence of what?
Definition
Transient severe hypotension
Term
___ monitoring and access is routine procedure for thoracic surgery.
Definition
CVP (central venous pressure)
Term
A standard procedure for minimally invasive surgery
Definition
VATS (video-assisted thoracoscopic surgery)
Term
Name some advantages of VATS
Definition
reduced hospital stay, less blood loss, less pain, improvement of lung function, early pt mobilization, less inflammation
Term
What precautions should you take if pt has in a femoral artery line?
Definition
Cannot flex hip above 90. Cannot abduct leg a lot
Term
Name 3 percutaneous revascularization procedures
Definition
Angioplasty
Arthrectomy
Stenting
-Common among procedures is intro to balloon-equipped catheter, via peripheral arterial access site
Term
This is where they take out the saphenous vein and put it above and below the blocked vein to bypass it. Must have good veins for this to work.
Definition
CABG (coronary artery bypass graft)
Term
Coronary arterial atheroclerotic lesions progresses resulting in what?
Definition
Complete occlusion
Term
The optimal choice for management of coronary artery disease when all 3 vessels are severly obstructed.
Definition
CABG
Term
Name 2 vascular grafts for CABG
Definition
Saphenous veins
Internal mammary artery
Term
What are some recent improvements to CABG?
Definition
Use of smaller incisions with microinstrumentation
Term
Use of ultrasound guided cannulations; Off-pump coronary artery bypass
Definition
CABG
Term
Name some clinical complications of CABG
Definition
Pulmonary infections
Atelectasis
Chest wall soreness
Shoulder soreness
LE discomfort
Infection
Term
Minimizes the invasiveness of CABG
Definition
Robotics
Term
There is an increased risk of stroke during this procedure but a decreased risk of stroke once procedure is over.
Definition
Carotid Endarterectomy
Term
Name 3 characteristics for a good candidate for a Carotid Endarterectomy
Definition
1. Symptomatic pt with carotid artery stenosis 70% or more
2. Symptomatic pt with stenosis of 50-69% of the carotid artery
3. Asymptomatic pt with stenosis of 60% or greater (may choose just to monitor this)
Term
With this procedure, the use of angioplasty in carotid artery dz is not indicated. Use of stents may be indicated.
Definition
Carotid Endarterectomy
Term
Name some common risk factors for thoracic aortic aneurysms
Definition
Hypotension
Hypercholesterolemia
Prior tobacco use
Collagen vascular dz
Family hx of aortic dz
Term
Thoracic aortic aneurysms are classified by location, size, shape, and etiology. Where might he pain present at?
Definition
Btw shoulder blades
Term
Name to indications for surgery if pt has a thoracic aortic aneurysm
Definition
-Aneurysms greater or equal to 5cm o with rapid aneurysm enlargement
-Sudden change in pain
Term
If a pt has an abdominal aortic aneurysmectomy, what are they at high risk for?
Definition
Pulmonary complications due to incisional pain limiting cough and deep breathing
Term
What is a less invasive alternative to abdominal aortic aneurysmectomy?
Definition
Endovascular repair of descending thoracic aortic aneurysm
Term
The type of intervention (surgical vs. percutaneous transluminal angioplasty) is determined by what 5 things for peripheral vascular problems.
Definition
1. Characteristics of a lesion (location, stenosis vs. occlusion, length)
2. Pattern of arterial occlusion disease (multilevel vs single level, runoff status)
3. Patient demographics (gender, diabetes, age)
4. Clinical situation (recurrent dz and indications)
5. Intraprocedural factors (initial hemodynamic response)
Term
WB on the affected extremity is a concern, exercise and mobility is important, elevate affected extremity when sitting. The strongest predictor of successful outcome involves clinical symptom of claudication.
Definition
Peripheral Vascular Interventions
Term
Why is + claudication pain a sign of better long-term outcomes and fewer amputations?
Definition
Because this means that they have some circulation instead of none at all
Term
A surgical bypass and arterial reconstruction that can be done on any vessel.
Definition
Peripheral Vascular Surgery
Term
Name 4 common sites for peripheral vascular surgery
Definition
1. Femoral-popliteal region
2. Aortofemoral region
3. Infrapopliteal
4. Axiobifemoral
Term
Treatment of chronic myocardial ischemia in those to failed conventional bypass and angiplasty. Creation of small channels in myocardium using transmyocardial laser revascularization. Holes stimulate development of collateral vessels.
Definition
Percutaneous Myocardial Revascularization
Term
An agent for stimulating growth of new blood vessels
Definition
Recombinant human vascular endothelial growth factor (VEGF)
Term
The adult heart has a reduced ability to produce __ and stimulate __
Definition
Growth factors
Angiogenesis
Term
What are the disadvantages of gene therapy for stimulation of angiogenesis?
Definition
Stimulation of cell proliferation may cause detrimental effects if cell proliferation occurs at wrong site
Term
VEGF plus a collagen-binding domain; transplantation of mesenchyma stem cells
Definition
Gene therapy for the stimulation of angiogenesis
Term
__ has been investigated for the tx of stent restenosis
Definition
Irradiation
Term
Effective in treating proliferation disorders; After treatment, incidence of restenosis of artery was reduced.
Definition
Radiation
Term
An electronic pulse generator used to create an artificial action potential. Some may do atria while other do ventricles
Definition
Cardiac pacemaker
Term
This controls some types of cardiac arrhythmias. May be temporary measure or may be surgically implanted for permanent function. General indications include SA nose disorders, atrioventricular nodal disorders, tachyarrhythmias.
Definition
Pacemaker Implantation
Term
Initiate myocardial depolarization by creating electrical voltage. Electrical conduction configurations are classified as unipolar or bipolar
Definition
Pacemaker implantation
Term
Name 2 types of cardiac pacing leads
Definition
Endocardial
Epicardial
Term
__ leads are placed inside the right atrium, right ventricle, or both via transvenous route
Definition
Endocardial
Term
__ leads are attached directly to surface of right atrium or right/left ventricle
Definition
Epicardial
Term
What is the typical SA node rate?
Definition
60-100
Term
What is the typical rate of AV node?
Definition
40-60
Term
The type of lead effects what?
Definition
ECG tracing
Term
Similar to pacemaker, but designed to correct life-threatening arrhythmias. Detects and corrects. Implanted into the pt with or without a pacemaker. Pts with left ventricular ejection fraction of 30% have a 3 to 5 time increase in the incidence of sudden death.
Definition
Implantable Cardioverter Defibrillator
Term
Postoperative thoracic procedure, tubes are commonly placed where?
Definition
In chest wall to drain
Term
__ and __ system permit the amount of drainage and intrathoracic blood loss to be monitored
Definition
Tube and collection
Term
Provides a means to verify air leaks; drain pleural or mediastinal fluid and air.
Definition
Drainage tube placement
Term
Chest Drainage Tubes and PT (3)
Definition
1. Presence of chest tubes should not preclude pt's participation in PT activities
2. Mobility is encouraged
3. Intraabdominal tubes - elimate air or fluid from the abdominal cavity
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