Radiology T3
Terms
undefined, object
copy deck
- What is the OFA?
- The Orthopedic Foundation For Animals
- How many people evaluate the OFA radiographs?
- three - 2 need to be in consensus
- At what age can they be submitted for OFA radiographs?
- after 2 years of age
- What view is sent in for an OFA?
- V/D pelvic film
- If the hips are normal in an OFA what is done?
- an OfA registry number is issued
- What restraint is used for an OFA?
- anesthetized or sedatation
- What is included in an OFA x-ray?
- The wings of the illium through the stifles.
- What is included on the film ID for an OFA?
- Hospital/vets name, date, owner's name, breed of animal, age of animal, AKC registration number, permanent ID tatoo or microchip.
- Where was the PENNHIP developed?
- At the U of Pennsylvania in 1980.
- What is required for a Pennhip?
- 3 pelvic views.
- What are the 3 pelvic views used for the Pennhip?
- Standard OFA view, compression view, distraction view
- What maked the Pennhip view more reliable?
- It is shown to give a more repeatable/more reliable indication of a dogs passive hip laxit than is possible witht he extended view.
- What is hip dysplasia?
- When the fit of the hip joint is loose.
- What does hip dysplasia look like on an x-ray?
- A separation of head of femur and acetabulum.
- What is an end result of hip dysplasia?
- Osteoarthritis and degenerative joint disease.
- Do radiographic findings alway correlate with clinical signs?
- No! They may have no symptoms (abnormal gait) or have severe pain with no abnormalities.
- Is hip dysplasia hereditary?
- Yes
- What is the only way to positively diagnose hip dysplasia?
- Through radiography
- What type of film is used for oral radiography?
- Non-screen film. It provides the most detail in bite ring or oral occulsal film. Same as used in human dentistry.
- What type of restraint is used for oral radiography?
- chemical
- What type of positioning is used in oral radiography?
- You want the long axis of both the tooth and the film perpendicular to the x-ray beam.
- Do you use an increased or decreased SID with oral radiographs?
- Decreased
- What radiographic changes can be associated with periodontal disease?
- Loss of aveolear bone, widening of the radiolusant space due to loss of peridontal ligament, periapexical bone loss (apex of tooth root)