PMC9640747_01
X-ray before and after treatment. X-rays of the knee before treatment were suggestive of knee osteoarthritis (Grade III on the K-L grading). K-L, Kellgren-Lawrence.
fneur-13-1026441-g0001.jpg
PMC9640747_01_fneur-13-1026441-g0001.jpg
F1
Immediately prior to treatment, X-ray (Figure 1) and MRI examination (Figure 2) of the right knee joint were performed.
MRIs compared before and after treatment. Present four consecutive magnetic resonance images from left to right. (A) Sagittal conventional sequence. (B) Sagittal fat-suppressed sequence and (C) axial sequence. Serious bone marrow edema-like lesions (the red arrow). MRI, magnetic resonance imaging.
fneur-13-1026441-g0002.jpg
PMC9640747_01_fneur-13-1026441-g0002.jpg
F2
Immediately prior to treatment, X-ray (Figure 1) and MRI examination (Figure 2) of the right knee joint were performed.
Locations of acupoints.
fneur-13-1026441-g0003.jpg
PMC9640747_01_fneur-13-1026441-g0003.jpg
F3
Study timeline. VAS, visual analogue scale; WOMAC, The Western Ontario and McMaster Universities Osteoarthritis Index; ROM, range of motion; MRI, magnetic resonance imaging; KOA, knee osteoarthritis; EMLs, bone marrow edema-like lesions; EA, electroacupuncture.
fneur-13-1026441-g0004.jpg
PMC9640747_01_fneur-13-1026441-g0004.jpg
F4
As shown in Table 1 and Figure 4, at 30 min after treatment, the pain in the right knee joint of the patient was relieved, and the VAS score was 5.