Developmental Dz - Duerr Flashcards

1
Q

Osteochondrosis dissecans (OCD)

  • Disruption of _____ ossification due to ___ ____
  • Osteochondral (w/subchondral bone) or ________ flap (w/out bone)
  • Causes ____, _____, _____, and ____ Long-term
  • Removal —> gap fills with fibrocartilage
  • PX: ____ for shoulder!
A

endochondral
rapid growth

cartilagenous

pain, effusion, lameness
OA

Good

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2
Q

Angular Limb Deformity (ALD)

Remember the ‘paired bone system’ of Radius/Ulna

  • premature ____ ___ physis most commonly injured physis
  • Dx and tx early with ulnar _____
A

distal ulnar

ostectomy

*this will be discussed more in 773/774

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3
Q

What do we call physeal fractures?

A

Salter-Harris!

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4
Q

SH Classification:

\_\_\_\_\_ = through physis 
\_\_\_\_\_ = through physis and portion of metaphysis 
\_\_\_\_\_ = through physis and epiphysis = intraarticular
\_\_\_\_ = through epiphysis, across physis, and through metaphysis = intraarticular 
\_\_\_\_ = crushing of physis = not visible on rads in acute stage... need serial rads! 
\_\_\_\_ = asymmetrical crushing of physis = assymetric type V --> serial rads!
A
I 
II
III
IV
V
VI

*Slide 10 has image

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5
Q

Hypertrophic Osteodystrophy - distruption of metaphyseal trabeculae in long bones of young, rapidly growing dogs

  • Very ____ animals
  • Breed: ___/____ dogs, ____ is predisposed
  • Can be ____ ____
  • ____ ____ on rads!
  • _______ care
  • Px: depends on ____ of dz
A

young (3-6 mo)

giant/large, Weimaraner

very sick (fever, depression, anorexia, diarrhea, wt loss)

double physis

supportive (analgesia w/NSAIDs, and GI protectants, rest)

severity (less severe has good to excellent px, but relapses may occur)

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6
Q

Panosteitis

  • Occurs in _____ to _____ dogs
  • _____ lameness, and ____ systemic signs!
  • On rads we see _____ ______ in bone medullary cavities
  • Tx: _____ and ____
  • Px: _____ but may have additional bouts
A

teenagers to adults

shifting, no

increased opacity

pain meds and rest

excellent

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7
Q

Hypertrophic Osteopathy

  • Occurs in _____ animals
  • _____ limbs, and pt’s are reported as ____
  • ______ lesions; bilaterally symmetrical periosteal rxn
  • Assoc’d with ____/____ mass –> remove
  • Px: depends on _____ ____
A

older

swollen, ADR

Pallisading

thoracic/abdominal

underlying dz

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