Which of the following can be used for obtaining specimen for isolation of microorganism in laboratory diagnosis:: (A) Meningococcal rash, (B) Blood in staphylococcal food poisoning, (C) Throat swab in Rheumatic fever, (D) Blood in post-streptococcal GN
Answer is A. Ans. is. a' i.e. Meningococcal rash