Table 1.
Extracolonic findings that resulted in further workup
| Finding at CTC | Patients with extracolonic finding (n) | Patients with additional workup (n) | Workup | Results | Patients who underwent surgery |
| Lung tumour | 1 | 1 | Chest x ray 1/1, CT 1/1, FNA 1/1 | Non-small cell pulmonary carcinoma | Lung resection. Recurrent disease, died 1 y after surgery |
| Hepatic mass | 1 | 1 | US 1/1 | Fatty sparing | |
| Renal cyst | 12 | 1 | US 1/12 | Renal cyst | |
| Adrenal mass | 3 | 2* | CT 2/3, blood test 2/3, urine-VMA 2/3 | Incidentaloma (n = 2) | |
| Suspicion of local recurrence of rectal carcinoma | 1 | 1 | MRI 1/1, US w/FNA 1/1 | Endometrioma | Surgical drainage of infection after FNA |
| Ovarian cyst, simple, >4 cm | 1 | 1 | US 1/1 | Cyst | |
| Enlarged uterus | 4 | 1 | US ¼ | Fibromatous uterus |
*One patient did not want additional workup because of other severe disease.
CTC, computed tomography colonography; CT, computed tomography; US, ultrasound; FNA, fine needle aspiration; VMA, vanillylmandelic acid; MRI, magnetic resonance imaging.