HISTORY:
                   The patient is a 56 year old female with a right parotid mass.
                    
                   Superficial parotidectomy with facial skin resection, level II neck dissection and frozen section was performed. 
                   
                    
                 
						
                         
			             
                         
			            
			          
	            
			           
                
                    
                 
                            What is the most likely diagnosis?
                            
                                - Cystadenocarcinoma
 
                                - Necrotizing Sialometaplasia
 
                                - Mucoepidermoid Carcinoma
 
                                - Non-keratinizing Squamous Cell Carcinoma