Term
| T/F: Enchondroma is a benign bone tumor. |
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Definition
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Term
| T/F: Enchondroma is characterized by periosteal response. |
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Definition
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Term
| T/F: Enchondromas may be single or multiple. |
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Definition
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Term
| T/F: Enchondromas alter the shape of bone. |
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Definition
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Term
| T/F: Most osteochondromas protrude into soft tissues. |
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Definition
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Term
| T/F: Osteochondroma is characterized by periosteal response. |
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Definition
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Term
| Is a lesion that blends with the adjacent medulla more likely to be an enchondroma or osteochondroma? |
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Definition
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Term
| Multiple osteochondromatosis is often _____ shaped. |
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Definition
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Term
| What is the etiology of feline osteochondromatosis? |
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Definition
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Term
| T/F: Lesions of feline osteochondromatosis are confined to the axial skeleton. |
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Definition
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Term
| T/F: Lesions of feline osteochondromatosis are productive, aggressive, and malignant. |
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Definition
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Term
| _____ is failure of conversion of epiphyseal (articular) cartilage into bone. |
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Definition
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Term
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Definition
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Term
| T/F: Osteochondrosis of the humeral head is often unilateral. |
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Definition
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Term
| Name 3 lesion locations for elbow dysplasia. |
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Definition
| Anconeal process, M coronoid process, M trochlea of humerus (OCD) |
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Term
| T/F: When elbow dysplasia is radiographed, there is often secondary joint dz w/ reactive bone that obscures the primary lesion |
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Definition
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Term
| The use of a _____ view can aid in the Dx of UAP. |
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Definition
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Term
| T/F: Panosteitis is a developmental bone dz. |
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Definition
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Term
| T/F: Panosteitis is monostotic. |
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Definition
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Term
| T/F: Panosteitis is usually symmetrical |
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Definition
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Term
| T/F: Lytic "plates" are prominent in acute cases of HOD |
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Definition
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Term
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Definition
| Hypertrophic Osteodystrophy |
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Term
| T/F: HOD is developmental |
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
| T/F: In HOD, a reactive cuff of new bone surrounds the diaphysis. |
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Definition
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Term
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Definition
| Craniomandibular Osteopathy |
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Term
| T/F: CMO is a developmental disorder. |
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Definition
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Term
| What is the symmetry of CMO? Is it unilateral or bilateral? |
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Definition
| Usually symmetrical & bilateral. |
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Term
| T/F: In CMO, early lesions are destructive, with later periosteal proliferation. |
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Definition
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Term
| T/F: CMO may be self-limiting. |
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Definition
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Term
| T/F: Retained cartilage core is a developmental disorder. |
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Definition
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Term
| What problems can retained cartilage core in the distal ulna cause in the radius and ulna? |
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Definition
| Radius curvus if severe; Ulnar growth affected if severe |
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Term
| T/F: Retained cartilage core is self-limiting. |
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Definition
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Term
| What consequences are seen in the radius & ulna with premature closure of the distal ulna? |
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Definition
| Ulnar shortening & secondary radial bowing |
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Term
| T/F: LCP is a unilateral dz |
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Definition
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Term
| T/F: HD can be characterized by minimal or extensive joint laxity. |
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Definition
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Term
| T/F: HD can be characterized by minimal or severe arthrosis. |
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Definition
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Term
| T/F: HD primarily affects bone. |
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Definition
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Term
| T/F: CMO primarily affects joints |
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Definition
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Term
| T/F OC/OCD primarily affects joints |
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Definition
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Term
| T/F: Avascular necrosis of the femoral head primarily affects joints. |
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Definition
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Term
| T/F: Metabolic disorders primarily affect joints. |
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Definition
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Term
| T/F: Evaluation of joint space radiographically is accurate |
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Definition
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Term
| What is the term for new bone formation @ the periphery of the subchondral bone plate? |
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Definition
| Periarticular Osteophytes |
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Term
| Although radiographically seen as a spur or osteophyte, the new bone of periarticular osteophytes is more of a _____ or _____ |
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Definition
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Term
| The soft tissues involved in enthesophytes may be ____, ____, or _____. |
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Definition
| Joint capsule, Tendon, Ligament |
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Term
| T/F: Enthesophyte formation is predictable in its location. |
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Definition
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Term
| What type of dogs often develop osteochondrosis? At what age do CS develop? |
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Definition
| Young, rapidly growing, large breed; 6-9mo |
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Term
| T/F: Osteochondrosis is frequently bilateral. |
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Definition
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Term
| Name the 4 main joint locations of osteochondrosis. |
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Definition
| Shoulder, Elbow, Stifle, Talocrural |
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Term
| What is the most common site of osteochodrosis in the dog? |
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Definition
| Cd aspect of the humeral head |
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Term
| T/F: The M femoral condyle is more often involved that the L femoral condyle in osteochondrosis of the stifle. |
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Definition
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Term
| T/F: The M trochlear ridge is more often involved than the L trochlear ridge in osteochondrosis of the talus. |
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Definition
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Term
| What is a mineralized cartilage flap sometimes seen in osteochondrosis? |
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Definition
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Term
| What is a subchondral bone defect occasionally seen in osteochondrosis involving the articular surface opposite the primary lesion? |
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Definition
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Term
| Osteochondrosis can lead to secondary _____. |
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Definition
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Term
| T/F: Elbow dysplasia is a syndrome of developmental defects. |
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Definition
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Term
| What breeds of dog usually develop M coronoid dz? What is the sex predilection? |
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Definition
| Medium & Lg breed; Males>Females |
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Term
| When is the earliest appearance of CS w/ M Coronoid dz? |
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Definition
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Term
| T/F: Direct radiographic dx of fragmented M coronoid process is usually possible. |
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Definition
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Term
| What is the imaging modality of choice to provide a definitive Dx for M Coronoid dz? |
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Definition
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Term
| What does "stair step" pattern refer to? |
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Definition
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Term
| With fragmented MCP, secondary signs of DJD are best appreciated on the _____ view. |
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Definition
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Term
| In what breed is UAP common? |
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Definition
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Term
| T/F: The anconeal process should normally be fused to the olecranon by 120 days of age. |
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Definition
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Term
| T/F: Hip dysplasia is present at birth |
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Definition
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Term
| What is the strongest clue of early HD? |
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Definition
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Term
| T/F: The earliest recognizable changes of HD are seen radiographically. |
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Definition
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Term
| T/F: Hypertrophy of the round ligament of the femoral head is observed radiographically in HD. |
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Definition
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Term
| How is the joint laxity of HD palpated? |
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Definition
| Ortolani sign; Barden's Lift Method |
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Term
| How are subluxation and joint laxity visualized radiographically? |
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Definition
| Using distraction techniques |
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Term
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Definition
| an early, sensitive sign of arthrosis associated with HD |
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Term
| In what dogs is avascular necrosis of the femoral head usually seen? |
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Definition
| Young adult toy & small breed dogs |
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Term
| What is another name for avascular necrosis of the femoral head? |
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Definition
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Term
| What are early radiographic signs of avascular necrosis of the FH? |
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Definition
| linear lucencies w/i the femoral head |
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Term
| T/F: DJD is an early sign of avascular necrosis of the FH |
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Definition
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Term
| T/F: Avascular necrosis of the FH may be bilateral. |
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Definition
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Term
| In what dogs is panosteitis often seen? What is the sex predilection? |
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Definition
| Young lg breed dogs between 5-12mo; Males>Females |
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Term
| What breed of dog is more predisposed to panosteitis? |
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Definition
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Term
| T/F: Panosteitis is usually polyostotic |
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Definition
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Term
| In panosteitis, circumscribed nodular opacities are seen w/i the _____ medullary cavity of long bones. |
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Definition
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Term
| How often is smooth, continous periosteal new bone formation seen in dogs with panosteitis? |
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Definition
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Term
| T/F: HOD is a systemic illness |
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Definition
|
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Term
| In what dogs is HOD usually seen? |
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Definition
| Large & Giant breeds, 2-7mo |
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Term
| Lesions of HOD are bilaterally symmetric, affecting the _____. |
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Definition
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Term
| What breed is predisposed to CMO? |
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Definition
|
|
Term
| Where is retained cartilage core usually seen? In what dogs? |
|
Definition
| Distal ulnar metaphysis; Lg breeds |
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|
Term
| T/F: Cartilage retention may cause angular limb deformity |
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Definition
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