We're unable to sign you in at this time. Please try again in a few minutes.
We were able to sign you in, but your subscription(s) could not be found. Please try again in a few minutes.
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 |

Study of Ego Functions in the Schizophrenic Syndrome

Leopold Bellak, MD; Marvin Hurvich, PhD; Helen Gediman, PhD; Patricia J. Crawford
Arch Gen Psychiatry. 1970;23(4):326-336. doi:10.1001/archpsyc.1970.01750040038006.
Text Size: A A A
Published online


DESPITE several decades of enormous amounts of energetic research in the field of schizophrenia, workers have not as yet reached an operational definition of the subject of their study. A recent report on current diagnostic practices1 dramatically highlights this basic shortcoming. Moreover, schizophrenia research has suffered because investigators from different disciplines have looked, each in turn, at only one part of the proverbial elephant: that is, biochemists, psychologists, sociologists, psychoanalysts, neurologists, and geneticists have looked for single causal factors underlying all cases of schizophrenia. A concerted research effort, however, might show that no single factor is specific in characterizing all schizophrenics, but that, those factors previously studied in isolation in each of the currently most active research areas may each singly or in interaction play some role in any given person's schizophrenic syndrome.

The research on ego functions reported here is part of an attempt to develop


Sign in

Purchase Options

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

First Page Preview

View Large
First page PDF preview





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.


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

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.