Stands for Chronic Fatigue Immune Dysfunction Syndrome. Synonym for Chronic Fatigue Syndrome.
                                                            
                                                     
                        
                                                
                        
                        
                            abbreviation, chronic fatigue immune dysfunction syndrome. See chronic fatigue syndrome.
                                                            
                                                     
                        
                                                
                        
                        
                            Chronic Fatigue Immune Dysfunction Syndrome. and Post-Viral Fatigue Syndrome (PVFS): two other terms for CFS.