A clinical case from the professor's practice

L3–L4 biportal endoscopic decompression in a 72-year-old patient

L3–L4 biportal endoscopic decompression

A 72-year-old patient: low back and bilateral leg pain, neurogenic claudication and walking limited to 200 metres. Preoperative MRI and early results after decompression.

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Preoperative MRI; the first two days after treatment are described.

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Author: Professor Iakiv Fishchenko

Spine surgeon · endoscopic spine surgery

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A clinical case from Professor Iakiv Vitaliiovych Fishchenko's practice

In a 72-year-old patient, L3–L4 lumbar spinal stenosis caused low back and bilateral leg pain, weakness when walking and a walking distance limited to 200 metres. Conservative treatment was unsuccessful. Professor Iakiv Fishchenko performed L3–L4 biportal endoscopic decompression.

By the first day, the patient was walking and exercising. Pain and neurological symptoms had decreased by discharge on the second day.

The patient's presenting symptoms

Low back pain radiated along the lateral aspects of both thighs and lower legs. Symptoms had persisted for many years, with marked deterioration during the last year.

Weakness developed after a short walk; the patient could walk up to 200 metres. Pain increased with standing, walking and physical activity. Body mass index was 34.3.

What MRI showed

Preoperative investigations diagnosed L3–L4 lumbar spinal stenosis. The clinical diagnosis also included bilateral L4 radiculopathy and neurogenic claudication.

Preoperative L3–L4 MRI
Figure 1. Preoperative T2 MRI: sagittal image on the left and axial image on the right. L3–L4 level. The yellow line marks the axial slice level.

Surgical treatment

Surgery was selected because conservative treatment had failed for single-level stenosis with bilateral L4 radiculopathy and neurogenic claudication.

Endoscopic biportal decompression was performed at L3–L4.

Initial results after surgery

On the first day, the patient walked and exercised, and his condition was assessed as good. He worked with a rehabilitation specialist in hospital.

Pain and neurological symptoms had decreased by discharge on the second day. The patient reported feeling excellent that day.

The postoperative course was uneventful, with primary wound healing.

MeasureBefore surgeryEarly postoperative period
PainIn the lower back and both legs; worse with walking and loadingDecreased by discharge on the second day
WalkingDistance up to 200 m; weakness after a short walkWalking and exercising on the first day

What this case demonstrates

In this patient, longstanding lumbar stenosis caused pain and markedly limited walking. After biportal endoscopic decompression, reduced pain and improved well-being were observed early after surgery. The results presented reflect the first two days following treatment.

Clinical discussion author: Professor Iakiv Vitaliiovych Fishchenko.

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