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 |

Exploratory Thoracotomy in Chronic Lymphadenitis of the Mediastinum

AMA Arch Surg. 1955;71(3):383-394. doi:10.1001/archsurg.1955.01270150077009.
Text Size: A A A
Published online


Chronic inflammatory processes of the mediastinal lymph nodes may produce constrictive, obstructive, or perforative lesions of the tracheobronchial tree, the esophagus, and the blood vessels of the mediastinum. Over a period of six years 33 such patients have come under our observation with involvement of one or more lymph nodes. Some were asymptomatic and were referred because of a mediastinal mass found on routine x-ray examination. Others presented severe symptoms, including hemoptysis, superior vena cava occlusion, and dysphagia, which, on occasion, could not be differentiated from those produced by malignant disease except by surgical intervention.

The anatomy of the mediastinal lymph nodes and their drainage patterns have been demonstrated by previous investigators.* These lymph nodes have been classified into groups according to their anatomical relations within the mediastinum. From a surgical standpoint these have been classified into three main groups: paratracheal, parabronchial, and paraesophageal. The paratracheal and paraesophageal lymph nodes


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.