The morbid anatomy of periodontal disease / By J.F. Colyer, L.R.C.P. Lond., M.R.C.S., Eng., L.D.S.

  • Colyer, Frank, 1866-1954.
Date:
1914
Catalogue details

Licence: In copyright

Credit: The morbid anatomy of periodontal disease / By J.F. Colyer, L.R.C.P. Lond., M.R.C.S., Eng., L.D.S. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    destruction of the bone has been of a more chronic type, the cup- shaped absorption being absent. The skiagram of these teeth (Fig. 12) shows a very distinct difference. Around the roots of Pig. 12. Shows a final stage of the disease; the teeth have fallen out owing to the extreme loss of the surrounding bone. the first molar there is a definite clear area and an absence of the dense layer which marks the outline of the normal socket. The bone around the tooth shows definite signs of rarefying osteitis. The bone bordering the roots of the second molar still retains the Pig. 13. This skiagram of the first and second molars in Pig. 11 shows the different degrees of bone destruction around these teeth.