Special Procedures

Question 1

Greek arthron means

Answer 1

joint

Question 2

Arthrography

Answer 2

Radiologic examination of the synovial joints and related soft tissue structures that employs contrast media

Question 3

___ or ___ exams may be used in place of, or in addition to, arthrograms

Answer 3

CT, MRI

Question 4

Joints commonly examined with arthography:

Answer 4

Hip
Knee
Ankle
Shoulder
Elbow
Wrist

Question 5

Most common arthrogram procedures:

Answer 5

Shoulder

Knee

Question 6

Knee Arthrography

Answer 6

Assess knee joint and associated soft tissue structures

Joint capsule, menisci, and ligaments

Question 7

Structures of major interest for knee arthography include

Answer 7

the joint capsule, menisci; and collateral, cruciate, and other minor ligaments.

Question 8

Clinical indications (mostly trauma) for knee arthrogram:

Answer 8

Tears in joint capsule
Tears or degeneration of menisci
Ligament injury

Question 9

Contraindications for knee arthrography:

Answer 9

Hypersensitivity to iodine-based contrast media or local anesthetics

Question 10

An example of a nontraumatic pathologic indicating arthrography is a ________ which communicates with the joint capsule in the popliteal area.

Answer 10

Baker’s cyst

Question 11

Patient Preparation for arthrogram:

Answer 11

No dietary
Procedure explained
Advise of complications
Signed informed consent form

Question 12

Imaging Equipment for knee arthography:

Answer 12

Fluoroscopy and spot imaging
Patient restraining device:
provides medial or lateral stress
Conventional radiography capability

Question 13

Accessory Equipment for knee arthrography:

Answer 13

Arthrogram tray:
Includes Items needed for contrast injection and preparation of injection site:
Prep sponge
Fenestrated drape
Syringes
Flexible connector
Needles
	Local anesthetics
Sterile gloves
Razor
Contrast media
bandaid

Question 14

Contrast Media used for knee arthrography:

Answer 14

Radiolucent (room air)
Radiopaque (iodinated)
Double contrast:
(5 mL of positive and 80-100 mL of negative CO2, or air)

Question 15

Needle Placement and Injection for knee arthrography:

Answer 15

1 Site prepared according to sterile technique
2 Retropatellar, lateral, anterior, or medial approach (site of injection is the site preferred by physician)
3Skin anesthetized
4Fluid aspirated (discarded or sent to lab)
5Contrast media instilled (5 mL of positive and 80-100 mL of negative CO2, or air)
6 Needle removed
7 Knee exercised to produce thin, even coating of soft tissue structures with positive medium

Question 16

Knee stressed during fluoroscopy with use of

Answer 16

compression band