Chapter 15 - Preoperative mapping procedure Flashcards
1
Q
Epigastric artery origins
A
1) Deep superior epigastric artery = Terminal branch of internal mammary artery; diameter 1.6 cm
2) Deep inferior epigastric artery = external iliac artery
Supply blood to rectus abdominis
2
Q
Location of the epigastric arteries
A
3-4 cm below skin surface
3
Q
Diameter of abdominal perforator arteries
A
< 1mm
4
Q
Diameter of the internal mammary artery
A
2mm
5
Q
Adequacy of radial artery for CABG size
A
> 2 mm
6
Q
Techniques for measuring GSV
A
1) Proximal tourniquet
2) vein wall compressibility
3) outer edge to outer edge diameter
4) vein length
5) assess thickening or calcifications
7
Q
Acceptable vein diameter for bypass
A
2-3 mm
