SCHROEDER CLASSIFICATION OF CEMENTUM

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 CEMENTUM



SCHROEDER classification of cementum : 



1) Acellular Afibrillar cementum : 
                              Location: CEJ,CORONAL CEMENTUM
  •  No cells
  • No fibers
  • Size : 1-15 um
2) Acellular extrinsic fiber cementum:
                              Location: CERVICAL 1/3 OF ROOT
  • No cells
  • Sharpeys fibers present
  • Size: 10-15 um
3) Cellular intrinsic fiber cementum
                               Location: RESORPTION LACUNAE
  • Cells present
  • No collagen
4) Cellular mixed stratified cementum
                             Location: APICAL ROOT AND FURCATION
  • Cells present
  • Collagen present
  • Intrinsic fibers present
  • Size : 100-1000 um
5) Intermediate cementum
                              Location: DENTINOCEMENTAL JUNCTION
  • Poorly defined zone.







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