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Part 2/3 boards > Diagnostic Imaging 2 > Flashcards

Diagnostic Imaging 2 Flashcards

1
Q

gout

A

males >40yo overprodution of uric acid
extremelly paiful, red, hot and swollen joints
usually mon-articular with the MC site at the MTP of the bg toe (podagra)
tophi cyrstal may be seen
overhanign margin, juxta-aritcular erosions

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2
Q

CPPD

A

tin linear calcification parallel to articular cortex within the joint space
called chondrocalcinosis when affecting cartilage
MC seen in knee

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3
Q

labs associated with gout

A

increased uric acid, +ESR

joint asprition

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4
Q

pharmalology for gout

A

acute-colchicine, chronic allopurinol

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5
Q

HADD

A

MC affects shoulder joint

round or oval calcifications near the inerrtion of a bursa or tendon

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6
Q

septic arthritis

A

patient presents with fever, chills, possibly hisotry of trauma/surgery and a warm, tender, swollenjoint
WBC count

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7
Q

AVN

A

major causee is trumano labs for AVN
all AVNs are self -resolving but takes 8months-2 years
all AVNs can lead to DJD
special tests: bone scan or MRI

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8
Q

preiser’s

A

carpal scaphoid AVN

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9
Q

scheuermann’s

A

vertebral end plate epiphysis AVN

MC 10-16yo, rounding of soulders, increased kyphosis, young patient with back pain

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10
Q

legg calve perthes

A

femoral epiphysis AVN

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11
Q

Kohler’s

A

tarsal navicular AVN

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12
Q

keinboch’s

A

carpal lunate AVN

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13
Q

sever’s

A

calcaneus AVN

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14
Q

blount’s

A

medial tibial condyle AVN

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15
Q

freiberg’s

A

head of 2nd or 3rd metatarsal AVN

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16
Q

osteochondritis dessicans

A

articular surface of medial femoral condyle AVN
16-25yo athletes, knee locks out on extension
associated with Wilson’s sign
best seen on tunnel view radiograph

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17
Q

panner’s

A

capitellum AVN

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18
Q

radiographic signs of scheuermann’s disease

A

slight loss of anterior body height of one or more vertebrae (10-15%
multiple endplate irregularities of 3 or more continuous vertebra

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19
Q

casemanagement for scheuermann’s

A

thoracolumbar brace, strenthen erectors, stretch pecks

can lead to permanent posutural defomrity and early DJD

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20
Q

radiographic signs of legg calve perthes

A

fragmentation of femoral head (crescent sign)
flattening of femoral head, increased white density of emoral head (snow capped appearance, increased joint space
lealed LCP: mushroom capped appearance
refer to orthopedist for an A brace

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21
Q

SCFE s/s

A

boys 10-16, salter harris type I fracture

femoral head slides inferior and medial/femoral neck slides superior and lateral

22
Q

lines for SCFE

A

klein’s, shenton’s, skinner’s

23
Q

congential hip dysplasia

A

putti’s triad: hypoplastic femoral head, shallow acetabular shelf, femoral head outside of acetabulum

24
Q

orthopedic tests for congential hip dysplasia

A

telescoping ,ortolani’s, barlow’s, allis

25
Q

protrusio acetabuli

A

axial migraition of femoral head wit unifooorm loss of joint space
bilaterally most often occurs with rheumatoid arthritis
also seen with osteoporosis, osteomalacia, paget’s trauma and idiopathic
obliteration of Kohler’s teardrop

26
Q

avulsion fracture

A

protion of bone torn away by muscle or ligament tractional force

27
Q

comminuted fracture

A

fracture with mor than 2 fragments

28
Q

diastasis

A

displacement or separation of a lslightly movable joint

29
Q

compound/open fracture:

A

skin ruptured and bone exposed

30
Q

greenstick/hickory stick

A

incomplete fracture in children

31
Q

impaction fracture:

A

bone fragments driven into one another

32
Q

torus/buckling fracture

A

incompete fracture, one side of cortex is affected

33
Q

occult fracture

A

clinically evient but not seen on xray. may become evident a week to 10 days after

34
Q

stress/fatigue fracture

A

insufficiency or repetitive stress causing a fracture

35
Q

bennett’s

A

fracture of 1st metacarpal

36
Q

boxer’s

A

fracture of 2nd or 3rd metacarpal

37
Q

bar room

A

fracture of 4th or th metacarpal

38
Q

scaphoid

A

MC feactureed carpal bone

39
Q

nightstick

A

fracture of proximal ulna

40
Q

monteggia

A

fractured ulna with radial head displacemtn

41
Q

galeazzi

A

fracture of diatal 1/3 of radius with dislocation of distal radio-ulnar joint

42
Q

colles

A

fracture distal radius with posteiror displacement of distal fragment

43
Q

smith

A

fracture of distal radius with anteiror displacement of distal fragment

44
Q

march

A

stress fracture of 2nd, 3rd, 4th metatarsals

45
Q

jones

A

transverse fracture at proxim 5th metatarsal

46
Q

clayshoveler’s

A

avulsion fx of spinous process, MC C6-T1 hyperflexion injury

47
Q

hangman’s

A

bilateral pedicle fracture of C2 due to hyperextnesion injury

48
Q

jerrerson

A

fx through anteriorr and posteiror arches of atlas due to axial compression

49
Q

dens fx

A

type 1: avulsion of tip of dens
type II: fracture through base of dens
type III: fracture through body of C2

50
Q

tear drop

A

avulsion of anterior inferior aspect of vertebral body from hyperextensiontauam
MC C2
associated with acute anteiror cervical cord syndrome

Part 2/3 boards (16 decks)

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