<prompt> Major signs according to the AIDS case definition of the WHO are all, except:Prolonged fever more than 1 monthGeneralized lymphadenopathyChronic diarrhoea 1 monthWeight loss 10 of body weight  <response>: WHO case definition for AIDS: In an adult or adolescent 12 years Major Signs: Prolonged fever more than 1 month Chronic diarrhoea 1 month Weight loss 10 of body weight Ref: Park, 20th Edition, Page 298. 