Boards Ii-Xray

Front 1

What is the formula for MPD (maximal permissible dose)?

Back 1

5(N-18)

p.20

Front 2

What line runs from the hard palate to the foramen magnum and can show basilar invagination?

Back 2

Chamberlain's line.
(Macgregor's runs to the occiput)

p.21

Front 3

What line runs from the nasion to the sella to the foramen magnum?

Back 3

Martin's angle.
(shows platybasia or Arnold Chiari)

p.21

Front 4

What does Jackson's stress lines measure?

Back 4

Cervical curve.
(lateral view)

p.21

Front 5

What is the normal range for a Ferguson's angle?

Back 5

35-45 degrees

p.21

Front 6

What portion of the sacrum should a Ferguson's line normally run through?

Back 6

Anterior 1/3 of sacral base (line from mid L3 body).

p.22

Front 7

Risser sign or a P-A wrist xray is used to determine what?

Back 7

Skeletal maturity. (often used in scoliosis evaluation)

p.22

Front 8

Adjustments would be acceptable for scoliosis up to what degree?

Back 8

0 - 20 deg -- adjust
20 - 40 deg -- brace
> 40 deg -- surgery

p.22

Front 9

A femoral angle measurement (aka Mikulicz's) of <120 deg is considered coxa vara or valga?

Back 9

<120 deg - Vara
>130 deg - Valga

p.22

Front 10

A Boehler's angle measurement of less than what degree would indicate calcaneal fracture?

Back 10

<28 deg

p.22

Front 11

What is the normal retro pharngeal, laryngeal, and tracheal measurements?

Back 11

retro-pharygeal -- < 7
retro-laryngeal -- < 14
retro-tracheal -- < 22

p.22

Front 12

What is the normal ADI measurements?

Back 12

Adult - < 3
Child - < 5

p.22

Front 13

Normal coracoclavicular measurement?

Back 13

normal 4-5 mm
sprain 6-8
seperation >9

p.22

Front 14

Normal acromiohumeral measurement?

Back 14

7-11

p.22

Front 15

How far do you move the FFD for every 5 deg tilt?

Back 15

1 inch

p.23

Front 16

What are the only 6 views shot at 72"?

Back 16

Lat C/S
Obl C/S
Flex/Ext C/S
Full spine
P-A chest
Left lateral chest

Front 17

What C/S shots require tilt?

Back 17

APLC - 15 deg cephalic
Obliq - 15 deg ceph for post and caud for ant
Pillar - 35 deg cephalic

Front 18

What T/S shot requires tilt?

Back 18

Swimmers - 5 deg caudal

p.23

Front 19

What L/S shot requires tilt?

Back 19

L5 / S1 spot - 20-30 deg cephalic

p.23

Front 20

How much tilt for an A-P sacrum?

Back 20

15 deg cephalic

p.23

Front 21

What is the normal retro pharngeal, laryngeal, and tracheal measurements?

Back 21

retro-pharygeal -- < 7
retro-laryngeal -- < 14
retro-tracheal -- < 22

p.22

Front 22

What is the normal ADI measurements?

Back 22

Adult - < 3
Child - < 5

p.22

Front 23

Normal coracoclavicular measurement?

Back 23

normal 4-5 mm
sprain 6-8
seperation >9

p.22

Front 24

Normal acromiohumeral measurement?

Back 24

7-11

p.22

Front 25

How far do you move the FFD for every 5 deg tilt?

Back 25

1 inch

p.23

Front 26

What are the only 6 views shot at 72"?

Back 26

Lat C/S
Obl C/S
Flex/Ext C/S
Full spine
P-A chest
Left lateral chest

Front 27

What C/S shots require tilt?

Back 27

APLC - 15 deg cephalic
Obliq - 15 deg ceph for post and caud for ant
Pillar - 35 deg cephalic

Front 28

What T/S shot requires tilt?

Back 28

Swimmers - 5 deg caudal

p.23

Front 29

What L/S shot requires tilt?

Back 29

L5 / S1 spot - 20-30 deg cephalic

p.23

Front 30

How much tilt for an A-P sacrum?

Back 30

15 deg cephalic

p.23

Front 31

A teardrop fracture is commonly seen in what kind of injury?

Back 31

Whiplash

p.25

Front 32

What 3 C/S injuries are unstable?

Back 32

1. ADI
2. Dens type II
3. Flexion teardrop

p. 25

Front 33

What direction does the talus dislocate?

Back 33

Lateral

p.25

Front 34

What direction does the lunate dislocate?

Back 34

Anterior

p.25

Front 35

What direction does the patella dislocate?

Back 35

Lateral-superior

p.25

Front 36

What disease can present a reversible ulnar deviation, ADI instability, and systemic complaints?

Back 36

SLE
(also shows malar rash)

p.25

Front 37

What level is the most common degenerative spondylolithesis?

Back 37

L4

p.26

Front 38

What is the most common level for spondylolithesis?

Back 38

L5

p.26

Front 39

What kind of spondylolithesis involves pars alteration and is considered the most common type of trauma?

Back 39

Isthmic (at L5)

p.26

Front 40

What are the signs of scleroderma?

Back 40

"CREST"
Calcinosis of smooth muscle (including arteries)
Raynaud's
Esophageal achalasia
Sclerodactyly
Telangiectasia

Front 41

A water line above the diaphragm suggests what?

Back 41

Hiatal hernia

p.26

Front 42

What is the primary sign of atelectasis?

Back 42

Fissure displacement
(it sucks the mediastinum toward the lesion)

p.26

Front 43

Would you need an inspiratory or expiratory film for a pneumothorax?

Back 43

Expiratory

p.26

Front 44

What kind of lung cancer presents cannon balls?

Back 44

Hematogenous (secondary)

p.26

Front 45

What kind of lung cancer presents a snowball?

Back 45

Bronchogenic (primary)

p.26

Front 46

What disease shows a widened mediastinum, relapsing fever, IWV, and anterior scalloping?

Back 46

Hodgkin's lymphoma

p.27

Front 47

What will pleurisy show on xray?

Back 47

Normal xray

p.27

Front 48

What lung condition shows a blurred costophrenic margin on xray?

Back 48

Pleural effusion.

p.27

Front 49

What would the calcium and alkaline phosphatase levels be in Paget's?

Back 49

Increased alk phosphatase
Normal calcium

p.27

Front 50

What are the 4 stages of Paget's and what are their characteristics?

Back 50

1. Lytic
2. Mixed - picture frame vertebra
3. Blastic - ivory white vertebra
4. Malignant (osteosarcoma)

p.27

Front 51

What bone of the knee joint does osteochondritis desicans affect and what view is needed to see it?

Back 51

Medial femoral condyle.
Tunnel view for joint mice.

p.27

Front 52

What bone does Blount's osteochondrosis affect and what view is needed to see?

Back 52

Medial tibial condyle.
A-P knee.

p.27

Front 53

What bone does Osgood Schlatter's affect and what view is needed to see?

Back 53

Tibia.
Lateral knee.

p.27

Front 54

What disease shows Rugger Jersey spine, salt an pepper skull, acroosteolysis and hypercalcemia?

Back 54

Renal osteodystrophy (aka secondary hyperparathyroidism)

p.27

Front 55

What bone is the most common osteochondrosis of an adult and what is the name of the disease?

Back 55

Scaphoid.
Preisser's.

p.27

Front 56

Most common benign tumor of the hand?

Back 56

Enchondroma
(i.e. Ollier's)

p.28

Front 57

Most common benign tumor of the spine?

Back 57

Hemangioma
(i.e. Corduroy)

p.28

Front 58

Most common benign tumor of the body?

Back 58

Osteochondroma

p.28

Front 59

Most common primary malignancy of the body?

Back 59

Brochogenic carcinoma

p.28

Front 60

Most common malignancy of the body?

Back 60

Mets

p.28

Front 61

Most common primary malignancy of bone in an adult?

Back 61

Multiple myeloma

p.28

Front 62

Most common malignancy of bone?

Back 62

Lytic mets

p.28

Front 63

Most common primary bone malignancy in a child?

Back 63

Osteosarcoma

p.28

Front 64

What disease presents raindrop skull, vertebral collapse, Bence Jones proteinuria, A/G reversal, and an IgG (M-spike).

Back 64

Multiple Myeloma (plasmacytosis)

p.28

Front 65

Will MM show on bone scan?

Back 65

No, cold bone scan (no periosteal rxn)

Front 66

Best dx imaging for MS?

Back 66

MRI (T1)

p.28

Front 67

Best dx imaging for AAA?

Back 67

CT

p.28