Sun, 9 May 2010
                                                                    
                                                                      Answered on 
                                                                
                                                                    
                                                                    Sat, 5 Nov 2011
                                                                    
                                                                      Last reviewed on   
                                                                Hi.. Swelling can occur due to inflammation.. Which occurs commonly due to trauma or infection.. If there was no trauma, it can indicate infection.. So get to the doctor for evaluation and appropriate treatment...
                    
                                    
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