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Table 2 Clefts classification according to the numerical classification system [5]

From: Computed tomographic evaluation of cleft palate in one-day-old puppies

Cleft type

Dog No.

Breed

Diagnostic code

CL

1

French Mastiff

03–01–00-00

CP

2

Golden Retriever

00–00–33-33

3

West Highland White Terrier

00–00–33-33

4

English Bulldog

00–00–33-33

5

Basset Hound

00–00–3-3

6

Yorkshire Terrier

00–00–33-33

CLP

7

English Bulldog

03–03–03-03

8

German Shepherd

22–33–33-33

9

English Bulldog

33–33–33-33

10

English Bulldog

33–33–33-33

  1. Sections represent a clinical topographic area (first – upper lip, second – primary palate, third – hard palate, fourth – soft palate). The first number from each pair represents the right side of the palate, and the second number - the left side. Midline clefts are identified by a single number instead of a pair. Numbers 0 to 3 represent the degree of the cleft; the higher the number the more severe the cleft