Incidental findings at MRI-enterography in patients with suspected or known Crohn’s disease

Table 3 Previously unknown extra-intestinal findings leading to further examinations and the result of diagnostic work-up

	Extra-intestinal finding	Clinical intervention	Result of diagnostic work-up
5 true positive findings	Abdominal aortic aneurysm (E4)	CT-scan of the aorta	Abdominal aortic aneurism without rupture
	Focal hepatic lesion (E4)	Contrast-enhanced US and biopsy (atypical hemangioma)	Hemangioma
	Two unexplained masses in conjunction to the ovaries (E4)	GE and transvaginal US	Leiomyomas
		Surgery
	Free fluid in the pelvis and suspected leiomyoma of the uterus (E3)	GE and transvaginal US	Leiomyoma
	Large bladder (E3)	Transrectal US and biopsy	Prostate cancer
		Abdominal CT scan
		Biochemistry (PSA)
3 false positive findings	4.5 cm cystic lesion with an excrescens associated with the cyst wall (E4)	GE and transvaginal US	Normal
	2.9 cm solid lesion in the pelvis and displacement of the uterus (E4)	GE and transvaginal US	Normal
	Multicystic ovaries (E0)	GE and transvaginal US	Normal
Results not available	Bilateral hip joint effusion (E3)	Referred for US examination	The patient did not attend the examination

US: Ultrasound; GE: Gynecological examination; PSA: Prostate-specific antigen; CT: Computed tomography.