RIF Pain: Differential

Question 1

Acute pain radiating from periumbilical areas, associated with anorexia and profuse vomiting

Answer 1

Appendicitis

Question 2

Chronic, associated change in bowel habit (particularly diarrhoea) and signs of malnutrition

Answer 2

Crohn’s disease

Question 3

Typically affects children, some causative organisms include adenoviruses, EBV, beta-haemolytic Streptococcus, E. coli

Answer 3

Mesenteric adenitis

Question 4

Acute pain, with change in bowel habit in an elderly patient

Answer 4

Diverticulitis

Question 5

Sharp, sudden onset and may occur alongside upper quadrant pain

Answer 5

Perforated peptic ulcer

Question 6

Diffuse abdominal pain but may initially localise to RIF if caecal distension, commonly occurring alongside obstruction

Answer 6

Bowel perforation secondary to caecal or colon carcinoma

Question 7

List 5 Gynae causes

Answer 7

• PID
• Salpingitis
• Pelvic abscess
• Ectopic pregnancy
• Ovarian torsion
• Threatened/Complete miscarriage
• Mittleschermz

Question 8

List 3 Urological causes

Answer 8

• Ureteric colic
• UTI
• Testicular torsion