A 53-year-old type2 diabetes woman complained of lower abdominal pain and dysuria. She was afebrile. A plain radiograph was acquired (refer attached image). Laboratory data showed, elevated blood gluose levels (519mg/dl), C-reactive protein (37.1mg/liter), serum creatinine (1.6mg/dL), WBC count 11.9*10 3 (per mm 3 ).

What could be likely diagnosis? Would you send urine for culture? *This case is from Docplexus editorial team for educative purpose only. Source: NEJM Stay Connected, the answer will be posted in the next 48h!