This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteria, Subject name: Microbiology
[{'content': 'Collection of urine sample of a patient of TB/kidney is done : \nSelect and explain. \nA. 24 hrs urine, B. 12 hrs urine, C. in early morning, D. Anytime', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Is \'c\' i.e. In early morning " Genitourinary tuberculosisGenitourinary tuberculosis accounts for about 15% of all extrapulmonary cases.Local symptoms predominate-Urinary frequency (MC) dysuria hematuria and flank pain are common presentations.Urinalysis gives abnormal results in 90% of cases, revealing pyuria and hematuria. The documentation of culture-negative pyuria in acidic urine raises the suspicion of tuberculosis.An IVP helps in diagnosis calcifications & ureteral strictures are suggestive findings.Culture of three morning urine specimens yields a definitive in nearly 90% of cases." -Harrison', 'role': 'assistant'}]