Cartilage

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Cartilage is a type of connective tissue that does not commonly come across the pathologist's desk.

It comes in three flavours:[1]

  1. Hyaline cartilage.
  2. Fibrocartilage.
  3. Elastic cartilage.

General

Features of cartilage:[2]

  • Avascular.
  • Extracellular matrix with bluish tinge.
  • Round cells.

Hyaline cartilage

Features:[3]

  • Chondrocytes within small pockets (lacunae) of extracellular matrix.
    • Chondrocytes:
      • Spherical nucleus.
      • Prominent nucleolus.
      • Clear cytoplasm.
    • Extracellular matrix:
      • Blue-white appearance on H&E stain -- key feature.

Tumours

Main article: Chondro-osseous tumours

Tumours of cartilage are dealt with in the article chondro-osseous tumours together with bone tumours.

See also

References

  1. ↑ Young, Barbara; Lowe, James S.; Stevens, Alan; Heath, John W.; Deakin, Philip J. (2000). Wheaters Functional Histology (4th ed.). Churchill Livingstone. pp. 173-5. ISBN 978-0004881973.
  2. ↑ Cormack, David H. (2001). Essential Histology (2nd ed.). Lippincott Williams & Wilkins. pp. 178-9. ISBN 978-0781716680.
  3. ↑ Cormack, David H. (2001). Essential Histology (2nd ed.). Lippincott Williams & Wilkins. pp. 178. ISBN 978-0781716680.
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