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Fig. 7 | BMC Musculoskeletal Disorders

Fig. 7

From: The use of the DTO™ hybrid dynamic device: a clinical outcome- and radiological-based prospective clinical trial

Fig. 7

Follow-up of a female patient and onset of radiological detectable ASD without ASDi in 3 steps during 60 months. (1) postoperative plain radiographs of the lumbar spine after PLIF L5/S1 and L4/5 with dynamic instrumentation of L3/4. (2) 12 months follow up: early signs of listhesis, disc space narrowing and beginning spurs formation (L3/4, yellow arrow). (3) 36 months follow up: progressing listhesis and osteochondrosis within the segment superior to the dynamic instrumented segment (yellow arrow). (4) 48 months follow up: listhesis and advanced degeneration of L3/4 (yellow arrow)

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