QUESTION (d) Can a dog be classified as having CHD based on evidence of DJD even if the DI is less than 0.3?
Yes, however, this is extremely unusual (<2.5% depending on [...]
QUESTION (b) Is a dog classified as having confirmed CHD only if DI is above 0.30 and DJD is present?
The designation ‘confirmed hip dysplasia’ is given to dogs [...]
QUESTION (d) Why is the CI not included on the PennHIP evaluation report?
The real value to breeders and pet owners in [...]
QUESTION (b) How does PennHIP use the CI?
The compression view and the CI measurement there from, [...]
(3) Regarding PennHIP DJD diagnosis, and the CI. QUESTION (a) Is the PennHIP diagnosis of DJD on the standard hip extended radiographic view based on the same criteria used by board certified vet radiologists?
This is a difficult question to answer, as not [...]
(2) Regarding follow-up evaluations for dogs with DI at or above 0.3. QUESTION: For breeding prospects with DI at 0.3 or above but in the tighter half of the breed (done at, say, 12 months of age), does PennHIP recommend follow-up evaluations to check for development of DJD at some later age (if so what age) prior to breeding?
Again, the above answer is useful in addressing this [...]
QUESTION (b) Does PennHIP recommend that a longitudinal study be done in the English Shepherd breed to establish the age at which the English Shepherd’s DI score will not change?
Thus far, we only have a longitudinal study addressing [...]