Table 2 Alternative diagnoses found on formal imaging

Ovarian cyst

6

Diverticulitis

4

Appendicitis

3

Pyelonephritis

3

Biliary colic/cholecystitis

3

Ovarian torsion/mass

2

Bony lesions/compression fracture

2

Epiploic appendagitis

2

Shingles

2

Uterine mass/cancer

2

Testicular torsion

1

Interabdominal carcinomatosis with metastatic disease to the liver

1

Pneumonia

1

Bowel obstruction

1

Ileitis

1

AAA

0

Ectopic pregnancy

0