Fig. 3
From: Correlation between multifidus fatty atrophy and lumbar disc degeneration in low back pain

The contoured area is the TMCSA of the LMM at the level of the intervertebral disc L5/S1; the PFCSA is highlighted with lighter subcontours
From: Correlation between multifidus fatty atrophy and lumbar disc degeneration in low back pain
The contoured area is the TMCSA of the LMM at the level of the intervertebral disc L5/S1; the PFCSA is highlighted with lighter subcontours