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Related Concept Videos

Data Reporting and Recording01:24

Data Reporting and Recording

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Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
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Types of Reports I: Hands-off Report01:25

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Types of Reports II: Incident or Occurrence Report01:21

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An Incident or Occurrence Report in a healthcare setting is a crucial document used to record any unexpected occurrence that may or may not have affected a patient, employee, or visitor. Such reports are critical to improving patient safety and include all details leading up to and including the event.
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Reporter Genes02:11

Reporter Genes

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Reporter genes are a type of protein-coding gene that are often tagged to a gene of interest. Once inside a target cell, reporter genes usually produce visually identifiable characteristics like fluorescence and luminescence when expressed along with the gene of interest. Thus, reporter genes “report” the presence or absence of genes of interest in an organism, determine the gene expression pattern, or track the physical location of a DNA segment or protein in the cell.
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Spinal Cord01:26

Spinal Cord

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The spinal cord, a critical component of the central nervous system, extends from the base of the brainstem to the lumbar region of the vertebral column. It is essential for maintaining physical stability and facilitating communication between the brain and peripheral parts of the body.
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Related Experiment Video

Updated: Feb 8, 2026

Spinal Hernia Repair and Cauda Equina Repositioning After Lumbar Decompression under Three-Dimensional Microscopy: A Case Report and Literature Review
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Spinal Hernia Repair and Cauda Equina Repositioning After Lumbar Decompression under Three-Dimensional Microscopy: A Case Report and Literature Review

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Lumbar spinal canal osteosarcoma: A case report.

De-Jian Chen1, Qi Lai, Jianghao Zhu

  • 1Department of Orthopedics, Artificial Joints Engineering and Technology Research Center of Jiangxi Province Multidisciplinary Therapy Center of Musculoskeletal Tumor, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, P.R. China.

Medicine
|June 21, 2018
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Summary

This case report details an extremely rare instance of osteosarcoma within the L4-L5 spinal canal. Early misdiagnosis as lumbar spinal stenosis highlights the diagnostic challenges of spinal tumors.

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Area of Science:

  • Spine Surgery
  • Skeletal Oncology
  • Neurosurgery

Background:

  • Osteosarcoma is a rare bone cancer, with spinal canal involvement being exceptionally uncommon, accounting for less than 0.1% of adult sarcomas.
  • This report focuses on a unique case of osteosarcoma originating within the L4-L5 spinal canal, a location rarely affected by this neoplasm.

Observation:

  • A 55-year-old female initially diagnosed with lumbar spinal stenosis underwent surgery, but experienced worsening symptoms.
  • Post-operative imaging revealed a mass in the L4-L5 spinal canal, initially misdiagnosed as an infectious lesion.

Findings:

  • Histological and immunohistochemical analysis confirmed the mass as osteosarcoma.
  • Surgical complete removal of the 3 × 2.5 × 0.7 cm mass was achieved.
  • The patient received chemotherapy and showed no signs of recurrence at 6-month follow-up.

Implications:

  • This case underscores the diagnostic difficulty in distinguishing spinal osteosarcoma from benign tissues.
  • It emphasizes the critical need for orthopedic surgeons to consider rare tumors like spinal osteosarcoma in differential diagnoses of spinal pathologies.