system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
NOT true about ASO titre:
assistant
The correct answer is  ASO titre may be positive due to streptococcal infection even in normal people.in some individuals with rheutamatic carditis ASO titre may not be elevated. In PSGN the titre of anti DNA se B antibody is elevated more commonly than ASLO. (ref Robbins 9/e559,8th/566)