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Angles galore! > Angles > Flashcards

Angles Flashcards

1
Q

Hallux Interphalangeal angle

A

0-10

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2
Q

DASA

A

7.5

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3
Q

PASA

A

7.5

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4
Q

Types of joint deformities (3)

A

Congruent- joint lines are parallel
Deviated- joint lines intersect outside of joint
Subluxed- joint lines intersect inside joint

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5
Q

Hallux abductus angle

A

10-15

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6
Q

IM angle

A

8-12

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7
Q

Procedure determination by angle size

A

Mild (8-12)= head procedure
Moderate (14-17)= shaft procedure
Severe (18-21) = base procedure
Lapidus if hypermobile

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8
Q

Metatarsus adductus

A

<20

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9
Q

True IM angle (calculation)

A

(metatarsus adductus angle -15)+ IM angle

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10
Q

1st metatarsal protusion distance

A

+/- 2mm compared to 2nd met

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11
Q

Tibial sesamoid position

A

1-3

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12
Q

ROM 1st MTPJ

A

65 dorsiflexion

40 plantarflecion

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13
Q

1st met- medial cuneiform angle

A

22

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14
Q

1st ray ROM

A

5 mm dorsiflexion + 5 mm plantarflexion

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15
Q

Fallat and Buckholz 4th IM angle

A

normal- 6

pathologic-8.7

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16
Q

Fallat and Buckholz lateral deviation angle (lateral bowing)

A

normal-2.64

pathologic- >8

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17
Q

Metatarsal declination angle

A

21

18
Q

Metatarsal abductus angle

A

0-15

19
Q

Splayfoot: 1st and 4th IM angles

A

1st IM: >12

4th IM>8

20
Q

Talar neck angle (birth vs adult)

A

Birth (130-140)

Adult (150-165)

21
Q

Talar head and neck

A

plantarflexion: 25-30

Medially aligned to body 15

22
Q

Talar torsion angle

head to body for fetus child, and adult

A

Fetus: 18-20
Childhood: 30
Adult 40

23
Q

Talar declination angle

effects of pronation and supination

A

Normal is 21

pronation increases and supination decreases

24
Q

Meary angle

A

Need to see on lateral view

Intersection of longitudinal axis of talus and 1st metatarsal. normal 0

Increases with pronation or supination

25
Q

Cyma line

effects of pronation and supination

A

S-shaped line formed by articulation of TN and CC joints.

Pronation moves anteriorly
Supination moves posteriorly

26
Q 
Talonavicular joint
(coverage)
A

normal 75% coverage
Pronation decreases coverage
Supination increases coverage

27
Q

Forefoot abductus

A

Normal 0-15

28
Q

Calcaneal inclination angle (effect of pro and sup)

A

Normal 21
Pronation decreases
supination increases

29
Q

Hibb angle

A

lateral view

intersection of longitudinal axis of calcaneus and 1st met

30
Q

Fowler Philip

A

Definition- angle formed from the intersection of a line along the anterior tubercle and the plantar tuberosity and another line along the posterosuperior prominence at the achilles tendon insertion

Normal- <70
Haglunds >75

31
Q

Total angle of Ruch

A

fowler philip angle +calcaneal inclination

normal 90
haglunds >90

32
Q

Calcaneal cuboid abduction

A

normal: 0-5

increases with pronation

33
Q 
Kite angle (infant)
Effects of pronation and supination
A

Talocalcaneal (AP view)
Infant 30-50
Adult 20-40

Pronation increases
Supination decreases

34
Q

Talocalcaneal

A

Lateral view

25-50

35
Q

STJ axis direction

A

Neutral- goes through 1st ray
Supination: 2nd ray
Pronation- medial to 1st ray

36
Q

STJ axis of motion

A

Frontal- 48
Transverse- 42
Sagittal- 16

37
Q

STJ ROM

A

2/3 inversion and 1/3 eversion

38
Q

Longitudinal midtarsal joint

A

Frontal- 75
Transverse- 15
Sagittal- 9

39
Q

Oblique Midtarsal joint

A

frontal- 38
Transverse- 52
Sagittal- 57

40
Q

Bohler angle

A

angle formed by the intersection of:

1) line from superior part of anterior process and superior part of the posterior facet
2) superior aspect of the posterior facet to superior point of the calcaneal process

25-40

41
Q

Gissane Angle

A

angle formed by the intersection of:

1) posterior facet
2) and another line along the middle and anterior facets

Angles galore! (1 decks)

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