1 — Cardiac plexus; 2 — Parietal pleura, diaphragmatic part; 3 — Right lung, inferior lobe; lower lobe; 4 — Middle lobe of right lung; 5 — Phrenic nerve, pericardial branch; 6 — Superior vena cava; 7 — Arch of aorta; Aortic arch; 8 — Right lung, superior lobe; 9 — Right brachiocephalic vein; 10 — Left brachiocephalic vein; 11 — Subclavian vein; 12 — Vagus nerve [X]; 13 — Recurrent laryngeal nerve; 14 — Internal jugular vein; 15 — Brachiocephalic trunk; 16 — Thyroid gland; 17 — Trachea; 18 — Common carotid artery; 19 — Scalenus anterior; Anterior scalene; 20 — Clavicle; 21 — Internal thoracic artery; 22 — Vagus nerve [X], thoracic cardiac branches; 23 — Left lung, superior lobe; upper lobe; 24 — Phrenic nerve; 25 — Rib [V]; 26 — Left lung, inferior lobe; lower lobe; 27 — Costodiaphragmatic recess; 28 — Diaphragm; 29 — Pericardiacophrenic artery and vein; 30 — Pericardium
