0
We're unable to sign you in at this time. Please try again in a few minutes.
Retry
We were able to sign you in, but your subscription(s) could not be found. Please try again in a few minutes.
Retry
There may be a problem with your account. Please contact the AMA Service Center to resolve this issue.
Contact the AMA Service Center:
Telephone: 1 (800) 262-2350 or 1 (312) 670-7827  *   Email: subscriptions@jamanetwork.com
Error Message ......
Other Articles |

POSTERO-ANTERIOR X-RAY VIEW OF KNEE IN FLEXION

Edward C. Holmblad, M.D.
JAMA. 1937;109(15):1196-1197. doi:10.1001/jama.1937.92780410005008c.
Text Size: A A A
Published online

ABSTRACT

The accurate diagnosis of pathologic conditions of the knee joint is at its best a difficult task before operation. X-ray study has been a great aid, but in some cases the pathologic condition cannot be demonstrated. In quite a few cases the clinical history is strongly suggestive of "joint mice," which are not demonstrated on the usual x-ray views. The overlapping shadows of the patella hidden behind the lower portion of the femur and the knee joint ramifications on the anterior surface of the femur are difficult to visualize on postero-anterior views or anteroposterior views with the leg extended. Small or faint shadow-casting foreign bodies, "joint mice" or osteophytes are frequently not visualized. The joint surfaces are not clear, sharp or well separated. The detail of the upper end of the tibia is not always sharply defined, and incomplete fractures or atypical fractures of the upper

Topics

Sign in

Create a free personal account to sign up for alerts, share articles, and more.

Purchase Options

• Buy this article
• Subscribe to the journal

First Page Preview

View Large
First page PDF preview

First Page Preview

View Large
First page PDF preview

Figures

Tables

References

CME
Also Meets CME requirements for:
Browse CME for all U.S. States
Accreditation Information
The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
Note: You must get at least of the answers correct to pass this quiz.
Your answers have been saved for later.
You have not filled in all the answers to complete this quiz
The following questions were not answered:
Sorry, you have unsuccessfully completed this CME quiz with a score of
The following questions were not answered correctly:
Commitment to Change (optional):
Indicate what change(s) you will implement in your practice, if any, based on this CME course.
Your quiz results:
The filled radio buttons indicate your responses. The preferred responses are highlighted
For CME Course: A Proposed Model for Initial Assessment and Management of Acute Heart Failure Syndromes
Indicate what changes(s) you will implement in your practice, if any, based on this CME course.

Multimedia

Some tools below are only available to our subscribers or users with an online account.

Sign in

Create a free personal account to sign up for alerts, share articles, and more.

Purchase Options

• Buy this article
• Subscribe to the journal

Related Content

Customize your page view by dragging & repositioning the boxes below.

Jobs
brightcove.createExperiences();