The concerned parents of a 4-year-old boy have presented to your urban district hospital with their son who complains of a 2-day history of abdominal pain and bloody stools. His pain was crampy, intermittent and mainly left-sided. The stools themselves were bright red with clots evident – approx. 5 episodes in total. He denies vomiting. He had been afebrile and had no sick contacts. There was no significant travel Hx. He had seen his GP the previous day after the first episode and bloods were done – Hb 119 On examination, he was well hydrated but pale. His vitals are as follows

  • Temp 38.1
  • HR 120 → increasing to 140 on standing
  • BP 102/42
  • RR 24
O2 sats 96% RA Cap refill 4-5s Soft – non distended abdomen with very tender LLQ

1. Give (5) possible differential diagnoses. (5 marks) 5 marks

2. In addition to VBG, what tests/ investigations would you perform? List (4) and justify. (4 marks) 4 marks

3. State (3) priorities of your management. (3 marks) 3 marks