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 ......


J. E. Pottenger, A.B., M.D.
JAMA. 1912;LIX(20):1794-1795. doi:10.1001/jama.1912.04270110208012.
Text Size: A A A
Published online

Aside from the appearance of macrophagocytes in artificially induced effusions in animals, little has been written on their presence in the human body.

Metchnikoff1 called attention to the presence of these elements in the peritoneal cavity of a guinea-pig into which had been injected the red corpuscles of a goose; the macrophagocytes seemed to be the chief factor in the resorption of the foreign corpuscles.

Van Nuys2 reported the case of a patient whose blood contained large numbers of mononucleated and multinucleated basophilic cells, ingesting the white corpuscles. At times they numbered as high as 40 per cent, of all the white cell elements of the blood. Actual measurement showed them to average 23 by 16.9 microns.

Bartlett3 reported a case exhibiting the same character of cell in the lobes of the ear, which were markedly cyanotic. The tops of the ears and the general circulation did


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.