Standardizing attenuation across tube voltages and vertebral levels for opportunistic osteoporosis screening on low-dose chest CT
Youngjune Kim, Sehyun Hong, Choong Guen Chee, Yusuhn Kang, Eugene Lee, Yeo Ju Kim, Joon Woo Lee · 2026
Read Standardizing attenuation across tube voltages and vertebral levels for opportunistic osteoporosis screening on low-dose chest CT by Youngjune Kim, Sehyun Hong, Choong Guen Chee, Yusuhn Kang, Eugene Lee, Yeo Ju Kim, Joon Woo Lee (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13271096.txt.
Description
Youngjune Kim and coauthors address in 2026 a practical problem in bone screening with chest scans. Doctors can spot weak bones on CT scans taken for other reasons, but bone density readings shift with scanner voltage and spinal level. Without a shared standard, the same patient can look healthier or sicker depending on scan settings.
The team studied 589 patients who had low-dose chest CT and a standard bone density test within three months. Their model linked density readings to the logarithm of tube voltage and to spinal level from T10 to L2. Converted thresholds matched scan-derived cutoffs closely, which could let hospitals screen for osteoporosis more consistently from scans already being taken.
Catalog record
| CREATOR | Youngjune Kim, Sehyun Hong, Choong Guen Chee, Yusuhn Kang, Eugene Lee, Yeo Ju Kim, Joon Woo Lee |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 41 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |