Table 2 Distribution and characteristics of FDG-avid supradiaphragmatic lymph nodes (sdLNs) in PET/CT
Pre-operative PET/CT | Treatment response evaluation PET/CT | The 1st relapse PET/CT | |||||||
|---|---|---|---|---|---|---|---|---|---|
The anatomical site of FDG-avid sdLNs | Patients with FDG-avid sdLNs N (%) | Mean short axis mm(±sd) | Mean SUVmax (±sd) | Patients with FDG-avid sdLNs N (%) | Mean short axis mm(±sd) | Mean SUVmax (±sd) | Patients with FDG-avid sdLNs N (%) | Mean short axis mm(±sd) | Mean SUVmax (±sd) |
Responders group (N = 29) | |||||||||
Parasternal | 17 (59) | 5.6(±2.3) | 2.7(±0.8) | 2 (7) | 2.2(±1.9) | 1.7(±0.5) | 7 (32) | 5.7(±2.5) | 4.0(±2.3) |
Subclavian | 4 (14) | 8.0(±2.3) | 4.8(±1.9) | 1 (3) | 8.0(±3.2) | 4.8 | 2 (9) | 8.0(±3.6) | 6.4(±4.3) |
Axillary | 12 (41) | 9.1(±4.4) | 4.4(±3.9) | 5 (17) | 6.3(±3.2) | 2.0(±0.8) | 4 (18) | 14.9(±7.0) | 11.1(±9.4) |
Mediastinal | 8 (28) | 8.5(±2.5) | 4.3(±1.8) | 3 (10) | 5.5(±2.9) | 2.9(±0.3) | 9 (41) | 7.3(±1.4) | 5.6(±3.5) |
Cardiophrenic | 23 (79) | 7.7(±4.4) | 3.4(±2.1) | 3 (10) | 4.8(±1.6) | 1.9(±0.05) | 7 (32) | 7.8(±6.2) | 3.8(±3.4) |
Total | 29 (100) | 7.6(±3.8) | 3.6(±2.4) | 10 (34) | 5.5(±2.9) | 2.3(±0.9) | 13 (59) of 22 | 8.6(±5.5) | 6.0(±5.6) |
Multiple sites | 20 (69) | 4 (14) | 8 (36) | ||||||
Single site | 9 (31) | 6 (20) | 5 (23) | ||||||
Non-responders group (N = 12) | |||||||||
Parasternal | 11 (92) | 4.9(±1.4) | 2.9(±0.5) | 5 (42) | 8.5(±8.7) | 1.8(±0.8) | |||
Subclavian | 2 (17) | 14.3(±5.3) | 6.2(±0.9) | 1 (8) | 5.0 | 3.8(±0.7) | |||
Axillary | 2 (17) | 13.0(±5.1) | 5.7(±3.1) | 0 | – | – | |||
Mediastinal | 6 (50) | 12.4(±6.7) | 5.2(±2.4) | 3 (25) | 8.2(±2.2) | 3.3(±1.6) | |||
Cardiophrenic | 8 (67) | 6.8(±1.6) | 3.2(±1.2) | 6 (50) | 5.1(±1.4) | 2.8(±1.2) | |||
Total | 12 (100) | 8.1(±5.1) | 3.8(±2.0) | 7 (58) | 6.8(±4.9) | 2.9(±1.4) | |||
Multiple sites | 11 (92) | 3 (25) | |||||||
Single site | 1 (8) | 4 (33) | |||||||