Research Article
The Diagnostic Utility and Clinical Impact of After-Hours CT Scans of the Abdomen and Pelvis Investigating Abdominal Pain
Table 2
An individual breakdown of the after-hours CT A/P findings.
| | Scan category | Scan finding | Frequency () | % |
| | Normal | Normal | 22 | 27.8 |
| | Acute inflammatory pathology | Appendicitis | 12 | 15.2 | | Pancreatitis (uncomplicated) | 4 | 5.1 | | Diverticulitis | 2 | 2.5 | | Pancreatic necrosis | 2 | 2.5 | | Abdominal wall collections | 1 | 1.3 | | Descending colitis | 1 | 1.3 | | Endometritis | 1 | 1.3 | | Ileitis | 1 | 1.3 | | Pelvic collection | 1 | 1.3 | | Perianal abscess | 1 | 1.3 | | Pyelonephritis | 1 | 1.3 | | Total | 27 | 34.4 |
| | Miscellaneous | Abdominal wall haematoma | 1 | 1.3 | | Abdominal wall seroma | 1 | 1.3 | | Bilateral inguinal hernia recurrence | 1 | 1.3 | | Colonic tumour with metastases | 1 | 1.3 | | Ileus | 1 | 1.3 | | Ischaemic colitis/tumour | 1 | 1.3 | | Marked faecal loading | 1 | 1.3 | | Obstructing renal calculus with hydronephrosis | 1 | 1.3 | | Oesophageal and abdominal wall varices | 1 | 1.3 | | Parastomal and umbilical hernia | 1 | 1.3 | | Prostate tumour | 1 | 1.3 | | Rectal tumour with metastases | 1 | 1.3 | | Subcapsular liver metastases | 1 | 1.3 | | Ureteric colic | 1 | 1.3 | | Total | 14 | 18.2 |
| | Obstruction | Small bowel obstruction: unclear cause | 3 | 3.8 | | Small bowel obstruction: abdominal wall hernia | 2 | 2.5 | | Small bowel obstruction: small bowel volvulus | 2 | 2.5 | | Small bowel obstruction: parastomal hernia | 1 | 1.3 | | Large bowel obstruction: abdominal wall hernia | 1 | 1.3 | | Total | 9 | 11.4 |
| | Perforation | Gastrointestinal tract perforation: unclear site | 3 | 3.8 | | Acute perforated appendicitis | 1 | 1.3 | | Perforated gallbladder | 1 | 1.3 | | Sigmoid perforation | 1 | 1.3 | | Total | 6 | 7.7 |
| | Inconclusive | Inconclusive | 1 | 1.3 |
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