Table 1.
Patient characteristics
| No. (%) | |
|---|---|
|
| |
| Median age (years) | 67 |
|
| |
| Sex | |
| Female | 8 (62) |
|
| |
| Smoking status | |
| Never | 6 (46) |
| Current | 0 (0) |
| Past (≤10 years) | 1 (8) |
| Distant past (>10 years) | 6 (46) |
|
| |
| COPD | 0 (0) |
|
| |
| Autoimmune/connective tissue disease | 0 (0) |
|
| |
| History of cancer | 5 (38) |
|
| |
| Cancer during follow up | 1 (8)† |
|
| |
| Symptoms prior to RT | |
| Dyspnea | 4 (31) |
| Cough | 2 (15) |
| B symptoms | 0 (0) |
|
| |
| KPS | |
| ≤70 | 0 (0) |
|
| |
| Bilateral lung involvement | 4 (31) |
|
| |
| No. of lesions | |
| 1 | 8 (62) |
| ≥2 | 5 (38) |
|
| |
| Median size, cm‡ | 3.6 (0.8 – 8.2) |
|
| |
| Size category, cm‡,§ | |
| ≤1 | 2 (13) |
| >1 to ≤2 | 2 (13) |
| >2 | 11 (73) |
|
| |
| Nodal disease in chest | 1 (8) |
|
| |
| Anemia (Hb <11.2 g/dL) | 1 (8) |
|
| |
| Neutropenia (<1.5 × 103/μL) | 0 (0) |
|
| |
| Thrombocytopenia (<150 × 103/μL) | 1 (8) |
|
| |
| LDH > ULN* | 1 (13) |
†
Myelodysplastic syndrome
‡
Of 15 treated lesions
§
Largest diameter
*
Pre-RT LDH prior to radiotherapy available for 8 patients