. Elementary and dental radiography / by Howard Riley Raper . ompared with No. 2, the resection-curettement operationis becoming more imperative. No. 4. Root resection is, I believe, definitely indicated here. Nos. 5 and 6. Treatment through canals contra-indicated. Prog-nosis for root resection, somewha. doubtful. Nos. 7 and 8. Prognosis for root resection, very doubtful. Toomuch bone destruction too far down on the mesial in No. 7, and toomuch loss of osseous tissue at the cervical in No. 8. Xo. 9. Prognosis for treatment through canals good, if the canalscan be opened to the end. No 10. Wha
. Elementary and dental radiography / by Howard Riley Raper . ompared with No. 2, the resection-curettement operationis becoming more imperative. No. 4. Root resection is, I believe, definitely indicated here. Nos. 5 and 6. Treatment through canals contra-indicated. Prog-nosis for root resection, somewha. doubtful. Nos. 7 and 8. Prognosis for root resection, very doubtful. Toomuch bone destruction too far down on the mesial in No. 7, and toomuch loss of osseous tissue at the cervical in No. 8. Xo. 9. Prognosis for treatment through canals good, if the canalscan be opened to the end. No 10. What the writer now considers as about the limit of theextent of bone destruction at the apex of a molar which may be treatedsuccessfully through the canals. Xo. 11. The number of teeth involved often governs the treat-ment indicated. I should say, arbitrarily, extract the molars; treat thebicuspid. N. B. In the foregoing the writer has not taken into considera-tion the physical condition of the patient. In practice this is a mostimportant factor. 414 APPENDIX.
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