THIS STUDY REPRESENTS A PRESENTATION OF 7 NEW CASES OF RETROPERITONEAL FIBROSIS. 1. RETROPERITONEAL FIBROSIS IS A DISEASE OF UNKNOWN ETIOLOGY. IT RATHER SEEMS THAT IT IS DUE TO VARIOUS CAUSES WHICH CAN TRIGGER A COMMON MECHANISM (POSSIBLY A DISTURBANCE OF THE IMMUNOLOGICAL SYSTEM) RESULTING FINALLY IN FIBROSIS. 2,3. THE CLASSICAL OR IDIOPATHIC RETROPERITONEAL FIBROSIS IS CHARACTERIZEDBY A SYSTEMIC FACTOR. THIS SYSTEMIC FACTOR AND THE MULTIFOCAL CHARACTER OF THE DISEASE CAN EXPLAIN THE SIMULTANEOUS OR SUCCESIVE DEVELOPMENT OF FIBROSIS AT DIFFERENT SITES SUCH AS THE RETROPERITONEUM, THE MEDIASTINUM, MESENTERIUM (MESENTERIC PANNICULITIS) ETC. 4. THE DRUG METHYSERGIDE WHICH WAS USED TO RELIEVE MIGRAINE HAS BEEN RELATED TO RETROPERITONEAL FIBROSIS BY SEVERAL AUTHORSAND THE SAME SEEMS TO BE TRUE FOR THE ERGOT DERIVATIVES. METHYSERGIDE CAUSESAN INCREASE OF THE SEROTONIN LEVEL IN BLOOD AND THIS SEEMS TO BE THE CAUSE OFFIBROSIS. HYPERSEROTONINEMIA IS CONSIDERED AS THE CAUSE ... | |
THIS STUDY REPRESENTS A PRESENTATION OF 7 NEW CASES OF RETROPERITONEAL FIBROSIS. 1. RETROPERITONEAL FIBROSIS IS A DISEASE OF UNKNOWN ETIOLOGY. IT RATHER SEEMS THAT IT IS DUE TO VARIOUS CAUSES WHICH CAN TRIGGER A COMMON MECHANISM (POSSIBLY A DISTURBANCE OF THE IMMUNOLOGICAL SYSTEM) RESULTING FINALLY IN FIBROSIS. 2,3. THE CLASSICAL OR IDIOPATHIC RETROPERITONEAL FIBROSIS IS CHARACTERIZEDBY A SYSTEMIC FACTOR. THIS SYSTEMIC FACTOR AND THE MULTIFOCAL CHARACTER OF THE DISEASE CAN EXPLAIN THE SIMULTANEOUS OR SUCCESIVE DEVELOPMENT OF FIBROSIS AT DIFFERENT SITES SUCH AS THE RETROPERITONEUM, THE MEDIASTINUM, MESENTERIUM (MESENTERIC PANNICULITIS) ETC. 4. THE DRUG METHYSERGIDE WHICH WAS USED TO RELIEVE MIGRAINE HAS BEEN RELATED TO RETROPERITONEAL FIBROSIS BY SEVERAL AUTHORSAND THE SAME SEEMS TO BE TRUE FOR THE ERGOT DERIVATIVES. METHYSERGIDE CAUSESAN INCREASE OF THE SEROTONIN LEVEL IN BLOOD AND THIS SEEMS TO BE THE CAUSE OFFIBROSIS. HYPERSEROTONINEMIA IS CONSIDERED AS THE CAUSE OF FIBROSIS OCCURRINGIN CARCINOID SYNDROME, A SYNDROME RELATED TO RETROPERITONEAL FIBROSIS. METHYSERGIDE HAS BEEN ASSOCIATED ALSO WITH A DISSAPPEARANCE OF THE GRANULATION OF THE BASEOPHILS AND THE MAST CELLS AND THIS MAY BE RESPONSIBLE FOR THE ALTERED RESPONSE TO AN INFLAMMATORY STIMULUS. THUS THE RETROPERITONEAL FIBROSIS (ABSTRACT TRUNCATED)
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