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X-RAY THE ANKLE

 

X-Ray Images the Ankle


You have a request for an X-ray examination of the ankle. You have the assistance of additional personnel if required. You will need a properly equipped X-ray exposure room with various sizes of film in cassettes, sandbags, lead apron, letter markers, and various sponges.

1.  Select the required views(s) based on the request.

2.  Gather the necessary materials and supplies.

a.  Appropriate cassettes

b.  Gauze or tape

c.  Lead apron

d.  Letter markers

e.  Calipers

3.  Prepare the patient:

a.  Bring the patient into the X-ray room.

b.  Ensure the patient is properly dressed.

(1)  Ensure foreign objects are removed from the patient as necessary.

(2)  Ensure the patient is dressed in a gown, if necessary.

c.  Explain the procedure if applicable.

d.  Assist the patient onto the X-ray table.

4.  Measure the body part through the entry-exit site of the central ray.

5.  Set the control panel.

a.  Consult the technique chart.

b.  Set the appropriate mAs and kVp on the control panel.

6.  Select the proper size cassette

NOTE: Use 1/2 of a 10" X 12" cassette for the AP and oblique views and an 8" X 10" cassette for the lateral view.

7.  Place the cassette on the table according to the desired position.

a.  Crosswise for the AP and oblique views.

b.  Lengthwise for the lateral view.

8.  Position the overhead tube.

a.  Set the tube angle perpendicular to the film.

b.  Set the source to image receptor distance (SID) to 40 inches (101 cm).

c.  Center the tube to the portion of the film being used.

d.  Adjust the conefield to full field coverage

9.  Position the ankle.

a.  AP view.

(1)  Place the patient supine or seated with both legs fully extended on the table.

(2)  Place the epicondyles parallel to the table.

(3)  Place the planter surface of the foot perpendicular to the cassette.

(4)  Center the midmalleolar plane to the cassette.

b.  Oblique view.

(1)  Place the patient supine or seated with both legs fully extended on the table.

(2)  Place the planter surface of the foot perpendicular to the cassette.

(3)  Rotate the foot and leg medially until the midpoint of the foot forms a 20 degree angle with the cassette.

(4)  Center the midmalleolar plane to the cassette.

c.  Lateral view.

(1)  Place the patient laterally recumbent on the table.

(2)  Place the epicondyles perpendicular to the table.

(3)  Center the ankle to the cassette.

(4)  Position the foot and leg to form a 90 degree angle.

(5)  Center medial malleolus to the cassette.

10.  Immobilize the body part as required.

11.  Place the appropriate identification marker on the cassette.

12.  Place the lead apron across the entire pelvic area.

13.  Tell the patient, "DO NOT MOVE."

14.  Make the exposure.

15.  Tell the patient, "RELAX," and remove immobilization.

16.  Develop the exposed cassette(s) with patient identification for processing.

 

David L. Heiserman, Editor

Copyright   SweetHaven Publishing Services
All Rights Reserved

Revised: June 06, 2015