| Line 16: |
Line 16: |
| | * Vommiting | | * Vommiting |
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| − | On abdominal palpation the colon is distented with firm faecal material. Digital rectal examination will reveal hardened faecal balls. | + | On abdominal palpation the colon is filled with firm faecal material. |
| | + | Digital rectal examination will reveal hardened faecal balls, there may be a palpable mass or sticture, anal sac disease or perineal hernia depending on the cause. |
| | + | |
| | + | ===Ultrasound=== |
| | + | Abdominal ultrasound shows a colon imapcted with faecal material. It may also reveal the cause in some cases such as foreign body, colonic mass or stricture. |
| | ==Treatment== | | ==Treatment== |
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