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 |

MYOCARDIAL INFARCTION PRECIPITATED BY MASTER TWO-STEP TEST

Laurence A. Grossman, M.D.; Milton Grossman, M.D.
JAMA. 1955;158(3):179-180. doi:10.1001/jama.1955.02960030029009a.
Text Size: A A A
Published online

Difficult diagnostic problems often occur when patients have pain in the chest and upper extremities. This pain may be of minor significance or may have serious meaning. In the presence of established coronary artery disease anginal pain is frequently atypical. Cardiac and extracardiac pain may have the same location and similar areas of referral. In approximately 40% of the patients who have coronary artery disease with myocardial insufficiency, physical examination, x-ray and fluoroscopic examinations, and the resting electrocardiogram are normal. Therefore, the aid of other diagnostic tests has been sought. Various procedures have been devised for testing the adequacy of coronary flow. Deviations from the normal electrocardiogram have been shown to occur during anginal attacks. The exercise test has been accepted as a clinical method of establishing the presence of coronary insufficiency. The "two-step" exercise test was first standardized by Master and Oppenheimer. Initially, a measured amount of exercise was

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

Figures

Tables

References

CME
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.
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.

Articles Related By Topic
PubMed Articles
Jobs
brightcove.createExperiences();