Term
| Describe primary osteoarthritis. |
|
Definition
| -idiopathic joint degeneration of "older" animals or more active animals |
|
|
Term
| Describe secondary osteoarthritis. |
|
Definition
| -instability, trauma, infection, OC/OCD |
|
|
Term
| What are the radiographic finding common with osteoarthritis? |
|
Definition
-osteophyte production
-enthesophhyte production
-joint space narrowing
-subchondral bone sclerosis/erosion
-joing effusion
-subchondral bone-cyst-like lesion formaiton |
|
|
Term
|
Definition
| -new bone formed at margins of joint surfaces |
|
|
Term
|
Definition
| -new bone formed at attachment sites of tendons, ligaments, and joint capsule |
|
|
Term
| Which breeds of dogs are pridisposed to hip dysplasia? |
|
Definition
-large breed, fast growing dogs
-sometimes in small dogs and cats |
|
|
Term
| Is there a genetic component to hip dysplasia? |
|
Definition
| -yes, an inherited developmental disorder |
|
|
Term
| What other joint disease does hip dysplasia cause? |
|
Definition
|
|
Term
| What are the common radiographic signs of hip dysplasia? |
|
Definition
-poor acetabular coverage of femoral head
-joint incongruity, subluxation
-shallow acetabulum
-misshapen femoral head and acetabulum
-thickened femoral neck
-progressive osteoarthritis |
|
|
Term
| In which type of dogs is cranial cruciate ligament injury common? |
|
Definition
|
|
Term
| What physiologic effects does cranial cruciate ligament injury cause? |
|
Definition
-partial or complete rupture destabilizes stifle joint
-cranial subluxation occurs during weight-bearing |
|
|
Term
| What are the radiographici signs of earl CCL? |
|
Definition
-joint effusion (may be only sign)
-possible avulsion fragment from insertion site on tibial plateau |
|
|
Term
| What are the radiographic signs of chronic CCL? |
|
Definition
| -osteoarthritis after about 4w |
|
|
Term
| Which breeds of dogs are predisposed to patella luxation? |
|
Definition
|
|
Term
| Patella luxation often occurs with what other issues? What does it predispose the animal to? |
|
Definition
-angular limb deformity
-predisposes to OA/DJD development |
|
|
Term
| What are a couple polyarthropathies? |
|
Definition
-rheumatoid arthritis
-feline noninfecitous polyarthritis |
|
|
Term
| What are a couple non-erosive polyarhtropathies? |
|
Definition
-canine immune mediated polyarthritis
-systemic lupus erythematosus
-feline idiopathic polyarthritis
-various infectious agents |
|
|
Term
| What does erozive polyarthritis look like radiographically? |
|
Definition
-joint effusion: fluid and soft tissue
-multifocal lysis |
|
|
Term
| What is the most common form of joint neoplasia? Common sites? |
|
Definition
-synovial sarcoma
-stifle and elbow |
|
|
Term
| What is required for diagnosis of joint neoplasia? |
|
Definition
|
|
