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 ......
ARTICLE |

UNUSUAL ARTICULATION OF THE ASTRAGALUS AND THE OS CALCIS

Charles E. Farr, M.D.
JAMA. 1926;86(15):1128. doi:10.1001/jama.1926.26720410003010b.
Text Size: A A A
Published online

ABSTRACT

Many cases of lipping of the posterior edge of the astragalus are seen, and a few cases of an extratarsal bone are observed; but these are rare. The case here reported is unique in that it shows an extreme projection from the posterior surface of the astragalus, with a separate joint for this projection on a corresponding projection of the os calcis. Consultation with the anatomic department at Cornell University revealed no similar finding in their records.

The surgical significance of this unusual finding is obvious in that a slight trauma might easily fracture this projection and cause considerable temporary disability. I saw one such case in consultation, but the extra articulation was not present. The posterior projection of the astragalus was almost as marked as in the case presented.

This patient was a laboring man who had received a fairly severe contusion of the foot, and the roentgenogram was

Topics

Sign in

Purchase Options

• Buy this article
• Subscribe to the journal

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.
Please click the checkbox indicating that you have read the full article in order to submit your answers.
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

Purchase Options

• Buy this article
• Subscribe to the journal

Related Content

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

Jobs
brightcove.createExperiences();