Chest

Question 1

Mediastinal nodes***
1
2R, 2, L
3a, 3p
4R, 4L
5
6
7
9
10

Answer 1

1. supraclavicular, sternal notch
2. Upper paratracheal
   3a, 3b. prevascular, prevertebral
3. “Trach” R and L
4. subaortic
5. Paraaortic
6. Subcarinal
7. Paraesophageal
8. Pulmonary ligament
9. Hilar

Question 2

What does the aortic nipple represent?

Answer 2

Left superior intercostal vein - normal anatomic variant from acc hemiaz to L brachiocephalic