A 44-year-old woman complains about severe pain in the abdomen, which started 1 hour ago. The pains are localized in the right lower part of the abdomen. No vomiting and nausea. The patient is restless, can't sleep in a straight position, because of severe pain, the abdomen is bloated. Slight pain in perineum, often need for urination, but practically no urine. What must you do, to determine the diagnosis?
A. Investigation of blood formula
B. Determining diastasis in urine
C. Kidney angiography
D. X-ray of urinary tract
E. I/v pyelography
Answer: E. I/v pyelography