This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'Asymptomatic UTI in pregnancy, true is:a) Most are usually asymptomatic in pregnancyb) If untreated, progresses to pyelonephritisc) Early and prompt treatment prevents abnormalities in fetusd) Increase chance of premature infante) Increase risk of chronic renal lesion \nSelect and explain. \nA. abcd, B. bcde, C. acde, D. abde', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Asymptomatic Bacteriuria:\n\nThis refers to persistent, actively multipliying bacteria within the urinary ract in an asymptomatic woman.\nIt is diagnosed when bacterial count of the same species is over 105/ml in mid stream clean catch specimen of urine on 2 occasions without symptoms of urinary infection\nCounts < 104/ml indicate contamination of urine from the urethra or external genitalia\nM/C offending organism = E. coli (90% cases)\nIncidence is similar in both non-pregnant and pregnant women, i.e. 1 to 10%\nRisk factors for developing asymptomatic bacteriuria\n\n\nLow social economic status\nMultiparity\n↑Age\nFaulty sexual practices\nMaternal diabetes\nSickle cell trait', 'role': 'assistant'}]