input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A lady presents with complaints of abdominla pain. CECT shows bilateral papillary necrosis. Which of the following test shall not be done to investigate the cause of her papillary necrosis?   (A) Urine acidification test   (B) Sickling test   (C) Urine -PCR for TB   (D) Bacterial culture of urine
output: ['(A) Urine acidification test <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Urine acidification test  (B) Sickling test  (C) Urine -PCR for TB  (D) Bacterial culture of urine <> possible answers', '  A lady presents with complaints of abdominla pain. CECT shows bilateral papillary necrosis. Which of the following test shall not be done to investigate the cause of her papillary necrosis? <> context']