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Related Concept Videos

Bone Disorders01:29

Bone Disorders

Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...

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Related Experiment Video

Updated: Jul 2, 2026

Establishment of Cancer Stem Cell Cultures from Human Conventional Osteosarcoma
09:25

Establishment of Cancer Stem Cell Cultures from Human Conventional Osteosarcoma

Published on: October 14, 2016

[Low-grade central osteosarcoma . 3 case reports].

H Schmitt1, M Werner, D Sabo

  • 1Abteilung Orthopädie I, Stiftung Orthopädische Universitätsklinik, Schlierbacher Landstrasse 200a, 69118 Heidelberg. holger.schmitt@ok.uni-heidelberg.de

Der Orthopade
|April 20, 2002
PubMed
Summary
This summary is machine-generated.

Low-grade central osteosarcoma, a rare bone cancer subtype, often mimics benign conditions. Wide surgical resection is crucial to prevent recurrence, unlike simple excision.

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Last Updated: Jul 2, 2026

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Published on: October 14, 2016

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Area of Science:

  • Orthopedic Oncology
  • Skeletal Pathology

Background:

  • Low-grade central osteosarcoma (LGCOS) is a rare, well-differentiated osteosarcoma subtype.
  • Often misdiagnosed as benign bone lesions, leading to suboptimal treatment.
  • LGCOS predominantly affects the tibia and femur in both males and females.

Observation:

  • Presents distinct clinical and radiological features.
  • Simple tumor excision frequently results in local recurrence.
  • Wide surgical resection demonstrates a significantly lower recurrence rate.

Findings:

  • LGCOS requires accurate differentiation from benign entities.
  • Recurrence is highly probable after incomplete tumor removal.
  • Wide resection is the preferred treatment modality for LGCOS.

Implications:

  • Highlights the importance of precise diagnosis for effective LGCOS management.
  • Emphasizes surgical technique as a critical factor in preventing LGCOS relapse.
  • Suggests wide resection as the gold standard for treating this rare osteosarcoma variant.