A 27-year-old female patient suffers from pain in the right mesogastrium, temperature-39°C, fever. Pulse rate 104 x/min., rhythmic. Non-rigid abdomen. Positive Pasternatsky symptom on the right side. Tenderness by palpation of right kidney region. Leucocyturia, disuria, leucocytosis. Enlarged renal calyces in urogramms. Which disease can be suspected?
A. Acute right pyelonephritis
B. Acute cholecystitis
C. Acute appendicitis
D. Acute adnexitis
E. Peritonitis
Answer: A. Acute right pielonephritis