Case presentation A 59-year-old female patient with lumbar back pain, lumbar radiculopathy, and neurogenic claudication was admitted to a spine clinic. One month ago, the patient was previously admitted to another hospital for persistent lower back pain and ambulation deficit. Medical history of the patient Obesity Chronic obstructive pulmonary disease (COPD) On oxygen therapy at home for COPD Hypothyroidism Myasthenia gravis; treated with prednisone Preoperative MRI of the lumbar spine (Figure 1) Degenerative spondylolisthesis at L4-5 Severe lumbar stenosis   Figure 1 .

MRI of the lumbar spine showed degenerative spondylolisthesis and severe lumbar stenosis in the L4-5 region. Surgery – The transforaminal lumbar interbody fusion (TLIF) procedure was performed through minimally invasive surgery (MIS). Postoperative condition of the patient Lower extremity pain was resolved Lower back…