Forearm and Elbow

Question 1

When performing the AP forearm position, a line drawn through the humeral epicondyles should be ____ to the IR

Answer 1

Parallel

Question 2

How do you get your epicondyles parallel to the IR in the AP forearm position?

Answer 2

lean laterally

Question 3

The CR should be directed to the ___ when performing a lateral forearm exam.

Answer 3

Mid shaft or ante-brachium

Question 4

brachium =

Answer 4

humerus

Question 5

The narrowed area just distal to the radial head is known as the?

Answer 5

radial neck

Question 6

When performing the AP oblique elbow with medial rotation, the radius and ulna will appear?

Answer 6

crossed

Question 7

When performing AP elbow the radius and ulna will appear?

Answer 7

slightly superimposed

Question 8

When performing AP oblique elbow with lateral rotation the radius and ulna will appear?

Answer 8

separated

Question 9

What three body joints should be in the same plane when performing routine forearm and or elbow studies?

Answer 9

shoulder, Elbow, Wrist

Question 10

another name for the semi-lunar notch?

Answer 10

trochlear notch

Question 11

What process and ross fit together when the arm is in extension?

Answer 11

the olecranon process is in the olecranon fossa

Question 12

Why is it important to include soft tissue when collimating for the lateral elbow exam?

Answer 12

We don’t want to clip the posterior fat pads due to pathology

Question 13

Name 2 structures that must be superimposed on a lateral forearm radiograph

Answer 13

distal radius and ulna, humeral epicondyles

Question 14

what structure is demonstrated in profile when the AP elbow with medial rotation oblique is performed?

Answer 14

Coronoid process ( beak )

Question 15

What structure is demonstrated in profile when the elbow is in lateral position.

Answer 15

olecranon process

Question 16

What humeral structure articulates with the radial head?

Answer 16

capitulum

Question 17

What is another name for capitulum?

Answer 17

lateral condyle

Question 18

What humeral structure articulates with the ulna?

Answer 18

Trochlea

Question 19

What is another name for trochlea?

Answer 19

medial condyle

Question 20

Which bone of the forearm is the medial structure?

Answer 20

Ulna

Question 21

How and where should the CR be directed when performing an elbow study?

Answer 21

perpendicular and directed to the elbow joint.

Question 22

The radial tuberosity should be facing ______ when the lateral forearm or elbow is performed.

Answer 22

anteriorly

Question 23

When performing a lateral forearm/ elbow, what is the position of the hand?

Answer 23

lateral

Question 24

The coronoid fossa is on the _____ surface of the elbow and will be filled with a bony process when the arm is?

Answer 24

anterior, in flexion

Question 25

the olecranon process is on the _______ surface of the elbow and will be filled with the olecranon fossa in?

Answer 25

posterior, extension