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 |

Congenital Pterygium

Virgil J. Schwartz, M.D.
JAMA. 1960;174(16):2078-2079. doi:10.1001/jama.1960.63030160011019d.
Text Size: A A A
Published online

ABSTRACT

" PTERYX" is the Greek word for wing. "Pterigion" suggests a small wing. From these nouns is derived the word "Pterygium," probably because the shape and vascularity of a pterygium resemble the wing of certain insects (Hymenoptera). This condition has been known since ancient times, being especially prevalent in hot, equatorial climates in which sun, wind, dust, and other external irritants have been regarded as important causative factors. It is a relatively common disease in the adult population of such areas. Lentino and co-workers1 reported a series of 256 patients of whom 223 were Puerto Rican, with a maximum age of 85 years, a minimum of 17, and an average of 31. Gerundo2 reported a series of 25 cases studied in Hawaii, in which the patients' ages ranged from 30 to 60 years, the only exception being a girl of 19. Kamel3 discussed therapy in a series of

Topics

Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

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.

35 Views
0 Citations
×

Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

Related Content

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

Jobs
brightcove.createExperiences();