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Lower Limbs Flashcards

1
Q

Patellar vertical fx and articulating surfaces of PFJ

A

Settegast Method Tangential Patella

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2
Q

Patellar Subluxation and Fx

A

Merchant method
Tangential Patella

Hughston Method
Tangential Patella

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3
Q

Slightly obliqur img of paella free from superimposition

A

Kuchendorf Method
PA Axial Oblique Patella
Lat Rotn

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4
Q

Unobstructed intercondylar fossa and medial and lat intercondylar tubercles of the intercondylar eminence

A

Camp Coventry Method
PA Axial (Tunnel) Intercondylar Fossa

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5
Q

Loose bodies (“joint mice”)

A

Camp Coventry Method
PA Axial Intercondylar Fossa

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6
Q

Split and displaced cartilage in osteochondritis dissecan

A

Camp Coventry Method
PA Axial Intercondylar Fossa

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7
Q

Flattening/ underdevelopment of lat femoral condyle in congenital slipped patella

A

Camp Coventry Method
PA Axial Intercondylar Fossa

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8
Q

Varus/ Valgus deformities

A

Weight-bearing Method
AP Knee
Standing (Leach, Gregg, Siber)

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9
Q

Arthritic knees

A

Weight-bearing Method
AP Knee
Standing (Leach, Gregg, Siber)

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10
Q

Narrowing knee jt space

A

Weight-bearing Method
AP Knee
Standing (Leach, Gregg, Siber)

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11
Q

RP: 1/2” below patellar apex

A

All knee proj except lateral (mediolat) (8)

AP Axial Intercondylar Fossa
Beclere Method

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12
Q

Knee rad’phy IR size

A

10x12 except Weight-bearing Method AP and Rosenberg Method PA- 14x17

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13
Q

Knee proj(s) using CRD which depends on thickness bn ASIS and RT

A

AP knee
APO Proj Lat Rotn
APO Proj Medial Rotn
PAO Proj Lat Rotn
PAO Proj Medial Rotn

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14
Q

CRDs depending on thickness bn ASIS and Rt

A

19-24cm: 0deg (perp)
<19cm: 3-5deg caudal
>24cm: 3-5deg cephalad

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15
Q

Unaffected LE drawn either anterior or posterior

A

Lat Knee (mediolat)

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16
Q

Affected LE- flex knee 20-30deg (max volume jt)

10deg for unhealed patellar fx

A

Lat Knee (mediolat)

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17
Q

Lat Knee (mediolat) RP

A

Knee jt (1” distal to medial epicondyle)

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18
Q

5-7deg cranial

A

Lat Knee (mediolat)

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19
Q

Leach, Gregg, Siber

A

AP Knees
Weight-bearing Method
Standing

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20
Q

Rosenberg Method

A

PA Knees
Weight-bearing
Standing Flexion

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21
Q

Comfort: Both UE grasp lat edge- VCH/ VGD

A

Rosenberg Method
PA Knees
Weight-bearing
Standing Flexion

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22
Q

Knees flexed 45deg

A

Rosenberg Method
PA Knees
Weight-bearing
Standing Flexion

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23
Q

Perp CRD, bit 10deg caudal angulation is sometimes used

A

Rosenberg Method
PA Knees
Weight-bearing
Standing Flexion

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24
Q

Shows prox tibiofibular jt

A

APO Knees Medial Rotn
PAO Knees Medial Rotn

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25
Holmblad recommended that the knee be flexed about 10deg
PAO Knees Lat Rotn
26
Pt either of the 3: 1. Standing- knee- flexed stool 2. Standing knee- flexed- in contact- vertically positioned IR 3. Kneeling- top RT- knee over IR
PA Axial/ Tunnel Proj Intercondylar Fossa Holmblad Method
27
RP: Patellar apex
PA Axial (Tunnel) Intercondylar Fossa Holmblad Method
28
CRD - 20deg from LA of femur - Perp- 36-40"- popliteal area- patellar apex- MP- IR
PA Axial/ Tunnel Proj Intercondylar Fossa Holmblad Method
29
Knee flexed 70deg from IR
PA Axial/ Tunnel Proj Intercondylar Fossa Holmblad Method
30
Affected LE- flex knee- either 40 or 50 deg
PA Axial Intercondylar Fossa Camp-Coventry Method
31
RP: Knee jt
PA Axial Intercondylar Fossa Camp-Coventry Method Lat Knee
32
Intercondylar Fossa Rad'phy IR size
8x10
33
CRD- Perp- in relation to LA- leg- 36-40" SID- enter popliteal depression knee jt- MP- IR
PA Axial Intercondylar Fossa Camp-Coventry Method
34
Note: Tube angular ion depends on knee flexion
PA Axial Intercondylar Fossa Camp-Coventry Method
35
Affected LE- flex knee- LA femur- 60deg- LA tibia
AP Axial Intercondylar Fossa Beclere Method
36
Sandbags under affected knee
AP Axial Intercondylar Fossa Beclere Method
37
For supported
PA Axial Intercondylar Fossa Camp-Coventry Method
38
Heel- 5-10deg lat rotn
PA Patella
39
RP: midpopliteal area
PA Patella
40
CRP Perp- 36-40" SID- RP- exit patella-MP-RP
PA Patella
41
Nb.: Sandbags bn Patella to relieve pain
PA Patella
42
Unaffected LE drawn forward
Lat Patella (Mediolat) Lat Femur
43
RP: Mid PFJ
Lat Patella (Mediolat)
44
Nb.: Too much flexion will obscure PFJ
Lat Patella (Mediolat)
45
Affected LE- flex- 5-10deg
PAO Patella (Medial Rotn) PAO Patella (Lat Rotn) Lat Patella (Mediolat)
46
Affected LE- rotate medially/ laterally- 45-55deg
PAO Patella (Medial Rotn) PAO Patella (Lat Rotn)
47
Hip- affected side- 2-3" elevation
PA Axial Oblique Patella Kuchendorf Method
48
Affected knee- 10deg flexion and 35-40 lat rotn
PA Axial Oblique Patella Kuchendorf Method
49
RP: PFJ
PA Axial Oblique Patella Kuchendorf Method Tangential Patella Hughston Method Tangential Patella Merchant Method Tangential Patella Settegast Method
50
CRD: 25-30deg caudal- PF- exit- MP- IR
PA Axial Oblique Patella Kuchendorf Method
51
LE- flex knee 50-60deg from RT
Tangential Patella Hughston Method
52
Foot- rest- collimator housing- support
Tangential Patella Hughston Method
53
CRD: 45deg cranial 36-40" SID- PFJ- exit- MP- IR
Tangential Patella Hughston Method
54
Nb.: Take both sides for comparison
Tangential Patella Hughston Method
55
Tangential Patella Hughston Method Knee flexion recommendation/s
Laurin: 20deg knee flexion for patellar subluxation Fodor, Mallor, Weinberg: 45deg Highston: 55deg
56
Affected both knee- hanging- end RT- flex 40deg
Tangential Patella Merchant Method
57
Supported by Axial viewer device
Tangential Patella Merchant Method
58
Knees elevated 2" to place femoral epicondyle //
Tangential Patella Merchant Method
59
Both legs immobilized
Tangential Patella Merchant Method
60
Patella Rad'phy IR sizes
8x10 except Merchant method (10x12)
61
CDR: 30deg caudal- 6ft SID midway bn PFJ- exit- MP- IR
Tangential Patella Merchant Method
62
Nb.: Quadriceps femoris should be relaxed for accurate dx
Tangential Patella Merchant Method
63
Nb.: Degree of knee flexion recorded
Tangential Patella Merchant Method
64
Affected knee- flexed Bandage looped around ankle- pulled by pt
Tangential Patella Settegast Method
65
LA of tibia- vertical
Tangential Patella Settegast Method
66
CRD: 15-20deg prox- 36-40"SID- PFJ- exit- MP- IR
Tangential Patella Settegast Method
67
AP Femur IR placement to include knee jt vs hip
To include knee jt: lower edge- IR- 2" below knee jt To include hip: top edge- IR- level- ASIS
68
Limbs rotated 10-15deg
AP Femur
69
RP: Midfemur
AP Femur Lat Femur
70
Elevated LE- drawn forward Affected LE- lat- flex knee 45deg
Lat Femur
71
Ankle- support sandbag
Lat Femur
72
Lat Femur IR placement to include knee jt vs hip
Knee jt: lower edge- IR- 2" below knee Hip: elevated LE- drawn posteriorly
73
Pelvis rotated 10-15 posterior
Lat Femur
74
Nb,: For destructive diseases, perform cross table lat
Lat Femur
75
Proj for Hips, Knees, Ankles
AP Proj Weight-bearing Method Standing
76
Hips, Knees, and Ankles AP Proj Weight-bearing Method (Standing) Requirements
- 14x51 IR - 8ft SID - 2" riser, wedge filter
77
Both lat malleoli- 20c, apart
Hips, Knees, and Ankles AP Proj Weight-bearing Method (Standing)
78
RP: Bn knee jt
Hips, Knees, and Ankles AP Proj Weight-bearing Method (Standing)

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