The mass treatment of trachoma is undeaken if the prevalence in community is -: (A) 3%, (B) 10%, (C) 5%, (D) 6%
Answer is B. <p> Indication of mass treatment in trachoma:>10% prevalence of severe and moderate trachoma in children <10 years of age( NEW GUIDELINES-WHO). Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:309. <\p>