Table 1 Characteristics of the 85 patients with STM from lung cancer
Characteristic | Value | Result |
|---|---|---|
Age (years) | Mean ± SD | 61.8 ± 11.5 |
Sex | Male | 58 (68.2%) |
Female | 27 (31.8%) | |
Time PET/CT was performed | At baseline | 78 (91.8%) |
During treatment | 7 (8.2%) | |
Histology of lung cancer | ADC | 51 (60%) |
SCLC | 12 (14.1%) | |
SqCC | 11 (12.9%) | |
NSCLC-NOS | 6 (7.1%) | |
ASCC | 3 (3.5%) | |
LCC | 2 (2.4%) | |
First manifestation | STM | 10 (11.8%) |
Primary tumor or other metastatic symptoms | 75 (88.2%) | |
Manifestation of STM | Pain/swelling/nodule/mass | 17 (20%) |
Asymptomatic | 68 (80%) | |
Accompanied by other site metastasis? | No | 6 (7.1%) |
Yes | 79 (92.9%) | |
Location of STM | Skeletal muscle | 41 (48.2%) |
Subcutaneous tissue | 34 (40%) | |
Skeletal muscle and subcutaneous tissue | 10 (11.8%) | |
Diagnosis of STM | Histopathology | 15 (17.6%) |
Clinical evaluation or imaging data | 70 (82.4%) |