Feline Dentistry

Question 1

What si tooth resorption?

Answer 1

• This condition has been known by several names, including ‘Neck
  Lesions’, ‘(Feline) Odontoclastic Resorptive Lesions’, ‘(F)ORL’ etc.
• Abnormal destruction of dental hard tissues and its replacement
  with granulation tissue or bone
• Statistics

Question 2

What grades of tooth resorption?

Answer 2

• Type 1 – Associated with inflammation, present at the cementoenamel junction, root unaffected
• Type 2 – Replacement resorption, cellular activity on the root surface
• Type 3 – a combination of type 1 and 2

Question 3

Type 1 appearance?

Answer 3

ROOT ISN’T AFFECTED!

Question 4

Type 2 appearance?

Answer 4

replacement resorption

Question 5

Type 3 appearance?

Answer 5

Question 6

How to treat tooth resorption type 1?

Answer 6

• If type 1 then complete
  extraction of all remaining root
  structures is required
• Surgical extraction via
  mucoperiosteal flap
• Post extraction radiographs

Question 7

Type 2 tx?

Answer 7

If type 2 – extraction is always
preferable to avoid leaving any
sensitive vital tissue such as pulp
or periodontal ligament
* If no vital structures, or if these
are separated from the oral
cavity by an area of resorption
then crown amputation is
acceptable

Question 8

Feline chronic gingivostomatitis?

Answer 8

• Painful & debilitating dx
• Lasts months -> years
• Inappropriate oral inflammation, in response to .. plaque?
• Links with calcivirus ?

Question 9

CLS of chronic gingivostomatitis?

Answer 9

• moderate to severe oral pain
• halitosis
• ptyalism
• decreased grooming
• hyporexia
• weight loss
• Irritability and withdrawn behaviour, and/or decreased
  activity

Question 10

Histopath of chronic gingivostomatitis?

Answer 10

• lesions are primarily infiltrated by lymphocytes and plasma
  cells, with fewer neutrophils, macrophage-like cells, and mast
  cells

Histo useful to confirm but appearance sufficient diagnosis

Question 11

Aetiology of gingivostomatitis

Answer 11

• inappropriate immune response to oral antigenic stimulation
• potentially multifactorial in nature and possibly with varying
  inciting causes
• Myriad maladies have been implicated:
  systemic pathogens (feline calicivirus, herpesvirus, leukemia virus,
  immunodeficiency virus, and Bartonella)

dental disease (feline resorptive lesions, periodontal disease)

hypersensitivity (overreaction to plaque bacteria, food allergies)

Question 12

MEdical tx fo gingivostomatitis?

Answer 12

immunosuppression
* corticosteroids
* cyclosporine
* Complications include: polyuria, polydipsia, secondary diabetes mellitus,
skin fragility, diminishing effectiveness over time

Question 13

Surgical tx gingivostomatitis?

Answer 13

surgical treatment involves the
* extraction of premolar and molar teeth or the
* full dentition.
* Complications include: postoperative pain and reduced function, owner
psychological distress, and financial expense

Question 14

Tx extractions for gingovoS?

Answer 14

Extraction of diseased teeth
* Periodontitis
* Tooth resorption
* Fractures

Elective extraction
* Caudal to canine teeth?
* Full mouth?
* Those teeth with an area of
mucositis surrounding them

Question 15

Fractured teeth tx options?

Answer 15

1. extraction
2. root canal tx