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                Review
                            
                            11.  
                            
                            
                            Sudden death syndrome – An 
                            overview - 
                            
                            M. F. M. F. Siddiqui, M.S. Patil, K. M. Khan, and L. 
                            A. Khan 
                            
                            
                            Veterinary World 2(11):444-447
                      
                             
              
              
              
   
 
              
               
               
               
              
              
              Abstract
              
                            
                            
                            Metabolic disorders affect internal body metabolism 
                            and development and are the cause of the large 
                            proportion of mortality in both commercial and 
                            backyard poultry flocks. One of the main factor 
                            affecting these diseases is rapid growth rate. Two 
                            of the more important types of metabolic disorders 
                            are the “Sudden Death Syndrome” and Ascites. Sudden 
                            death syndrome (SDS) is a condition in which 
                            apparently healthy fast growing broilers chicks die 
                            suddenly from no apparent causes. There is usually a 
                            short wing beating convulsions prior to death, so 
                            that the majority of affected broilers are found 
                            dead lying on their backs. As a result, the 
                            condition often been referred to as “Flip-Over 
                            Disease”. Sudden death syndrome has developed into a 
                            major problem to the broiler industry in many parts 
                            of the world. Broilers of all ages are affected 
                            starting as early as 2 days of age and continuing 
                            through to market age. Peak mortality usually occurs 
                            between 3 and 4 weeks of age. Males are more 
                            affected than the females. Lung edema is a prominent 
                            PM lesions.There is no proper treatment and 
                            preventive measures for control of SDS, but 
                            incidence can be reduced by management techniques. 
                            The causes of the Sudden Death Syndrome includes; 
                            Managemental factors, Nutritional factors, Diet 
                            Composition and Role of Prostaglandins.
                            Keywords: Metabolic disorders, Poultry, 
                            Sudden Death Syndrome, Broiler, Ascites, Mortality.