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 |

Vitamin B12 in Early Human Immunodeficiency Virus-1 Infection

Emilio ManteroAtienza, MD, MPH; Marianna K. Baum, PhD, MS; Robert Morgan, PhD; Frances Wilkie, PhD; Gail Shor-Posner, PhD; Mary Ann Fletcher, PhD; Carl Eisdorfer, PhD, MD; Richard S. Beach, PhD, MD
Arch Intern Med. 1991;151(5):1019-1020. doi:10.1001/archinte.1991.00400050149031.
Text Size: A A A
Published online


To the Editor.—  We read with great interest the article by Harriman and colleagues1 entitled "Vitamin B12 Malabsorption in Patients With Acquired Immunodeficiency Syndrome" that appeared in the September issue of the Archives. We are currently conducting a similar investigation on the incidence and prevalence of malnutrition in a human immunodeficiency virus type 1 (HIV-1)-positive cohort of homosexual men. Our study is part of a comprehensive evaluation of psychosocial and biological cofactors associated with the acquired immunodeficiency syndrome (AIDS) and its progression. Subjects are homosexual men, aged 20 to 50 years, asymptomatic of other than persistent generalized lymphadenopathy (Centers for Disease Control stages II and III), and confirmed to be HIV-1 seropositive by enzyme-linked immunosorbent assay and Western blot. Initial evaluation of 84 subjects reveals that while there were no differences between the mean cyanocobalamin levels among the groups, a significant proportion of the HIV-positive subjects demonstrated low


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.