The first lumbar spine muscle index (L1 MI) on computed tomography (CT) obtained by measuring muscle surface at the first lumbar vertebrae (L1) level is an indicator of total skeletal mass in specific populations. Nevertheless, the utility of L1 MI derived from low dose chest CT (LDCT) in health assessments and relevant cutoff points are unclear.
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Cross sectional muscle area of the 1st vertebrae level
Timeframe: 52 weeks