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NEET MDS Quiz - Practice Test
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endodontics - 3 Questions

1
Endodontics
Perforation which has poorest prognosis is one that occur at
1) Furcation
2) Apical third
3) Coronal third
4) Middle third of root

📝 Explanation:

Perforations that occur in the furcation area of multi-rooted teeth have the poorest prognosis due to the complexity of the anatomy and the difficulty in achieving adequate sealing and healing. Furcation involvement often leads to periodontal issues and complicates treatment options, making it more challenging to maintain the tooth.

2
Endodontics
Emergency treatment for a painful tooth with necrotic pulp in which inflammation is extended into periapical region is 
 1. Institutuion of endodontic therapy to extripate the non-vital pulp
 2. Prescribe antibiotics and analgesic
 3. Both A and B
 4. None of the above

📝 Explanation:

Emergency treatment requires immediate access to remove necrotic pulp tissue and establish drainage through the root canal. This provides the most effective drainage and removes the source of infection.

3
Endodontics

After treatment of a non-vital tooth with a sinus, the sinus 
1. Should be filled with gutta-percha
2. Cauterised electrosurgically
3. Heals by itself, no treatment
4. Cauterised chemically

📝 Explanation:

After successful endodontic treatment of a tooth with sinus tract, the tract heals spontaneously within days to weeks as the source of infection is eliminated. No additional treatment of the sinus tract itself is needed.

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