Use of Periodontal Probe
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Probe measurements
 
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Insertion into 3 mm pocket
 

Probing Depth

Measurement from gingival margin to pocket base
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Before insertion
 
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6 mm probing depth
 

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Gingival recession appears minimal until probing
 
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9 mm probing depth indicating Stage 4 periodontal disease
 

Attachment Level (Loss) Measurement

Measure from the cementoenamel junction (CEJ) to base of pocket in cases of gingival recession
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Normal anatomy
 
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Periodontal support loss
 

Stage 3
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Periodontal Disease, 5 mm attachment level
 
Stage 4
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Periodontal Disease, 12 mm attachment loss
 

Intraoral Radiography
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Standard Radiograph Unit 100 MA, 1/10 SEC, 55 KV for 25 lb. Dog Tube head set at 16
 
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Insight dental film from Kodak (sizes 0, 2, 4 commonly used)
 

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Image-Vet 70 Plus Dental Unit (AFP Imaging)
 
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Control Panel (AFP Imaging)
 
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Chairside Developer
 

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Developer, water, fixer, (water)
 
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Automatic dental processor (AFP Imaging)
 

Positioning Intraoral Film

Bisecting angle/parallel technique
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Film placed as close to tooth root as possible, x-ray tube angled perpendicular to bisecting angle formed by film and tooth planes
 
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Parallel technique used for mandibular cheek teeth
 
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Maxillary Incisors
 
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Maxillary Incisors
 
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Maxillary Molars
 
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Maxillary Molars
 
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Mandibular Incisors
 

Radiographic Interpretation
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Gingivitis- no support loss
 
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Horizontal bone loss
 
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Vertical bone loss
 
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Stage 2 - 4 mm pocket (periodontal probe inserted)
 
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Stage 3 disease
 
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Stage 4 disease
 
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Stage 4 disease - Causing fractured mandible
 
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Stage 2, 3, 4 disease - Furcation Exposure
 

Table of Contents
The Smile Book III
Canine Periodontal Disease - Diagnosis and Therapy
(2003)
Jan Bellows, D.V.M. Diplomate, American Veterinary Dental College
Introduction
Stages of Periodontal Disease
Periodontal Examination
Periodontal Therapy
Home Care
References

Check out the entire
Smile Book Series

 



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Jan Bellows, DVM
All Pets Dental Clinic
17100 Arvida Parkway
Weston, FL 33326
(954) 349-5800
dentalvet@aol.com