Fig. 3From: Does MIS-TLIF or TLIF result in better pedicle screw placement accuracy and clinical outcomes with navigation guidance?One-year follow-up MRI comparison. A + C MRI of a 57-year-old female preoperatively and at the one-year follow-up in the NM-TLIF group. B + D MRI of a 55-year-old female preoperatively and one-year follow-up in the N-TLIF group. Preoperative and one-year follow-up MRI images showing that the degree of multifidus atrophy in the NM-TLIF group was significantly lower than that in the N-TLIF group. Circle: region of interest, 300 mm2Back to article page