TNM stage by PET* | Final TNM stage | Most correct PET result† | Clinical follow-up (mo)‡ | Survival time after PET scans (mo) | Other diagnostic data, data from hospital records, clinical follow-up | ||
---|---|---|---|---|---|---|---|
gPET | dPET | ||||||
0 | 1a–3a | 0 | gPET | 22 | >25 | Regression of lesion, histology: inflammation | |
0 | 1a–3a | 1a–3a or 3b–4 | dPET | NA | <1 | Adenocarcinoma | |
0 | 3b–4 | 0 | gPET | 27 | >30 | Regression of lesion | |
0 | 3b–4 | ? | ? | NA | 10 | No invasive procedures; died from cardiac disease | |
1a–3a | 3b–4 | 0 | gPET | 6 | >8 | Regression of lesion, benign histology | |
1a–3a | 3b–4 | 0 | gPET | 5 | >7 | Regression of lesion, histology: inflammation | |
1a–3a | 3b–4 | 1a–3a | gPET | 6 | >8 | Adenocarcinoma, no lymph node metastases | |
1a–3a | 3b–4 | 3b–4 | dPET | NA | 14 | Metastases to contralateral lymph nodes | |
1a–3a | 3b–4 | 3b–4 | dPET | 8 | >11 | T4 tumor, chest wall, and mediastinal invasion | |
1a–3a | 3b–4 | 1a–3a or 3b–4 | (gPET) | NA | >32 | Squamous cell carcinoma, no clinical follow-up; CT: no metastases | |
1a–3a | 3b–4 | 1a–3a or 3b–4 | ? | NA | 11 | Biopsy: adenocarcinoma; refused operation | |
1a–3a | 3b–4 | 1a–3a or 3b–4 | (dPET) | 23 | >27 | Adenocarcinoma; recurrence in contralateral lung after 8 mo | |
1a–3a | 3b–4 | 1a–3a or 3b–4 | (dPET) | 23 | >27 | Malignant lymphoma | |
1a–3a | 3b–4 | 1a–3a or 3b–4 | (gPET) | NA | >26 | Squamous cell carcinoma, no clinical follow-up; CT: no metastases | |
1a–3a | 3b–4 | 1a–3a or 3b–4 | ? | 6 | >9 | Adenocarcinoma; operation not performed | |
3b–4 | 1a–3a | 1a–3a or 3b–4 | ? | NA | 11 | Small cell lung cancer; no surgery or clinical follow-up |
↵* TNM stages: 0, no malignancy; 1a–3a, malignancy suitable for treatment with curative intent; 3b–4, nontreatable malignancy.
↵† Data in parentheses indicate that conclusion is based on limited end-point data.
↵‡ NA: patient died before or did not attend follow-up.
? = Data not conclusive for final staging.
n = 16.