Extracolonic findings of computed tomographic colonography in Koreans

Table 3 Proportion of extracolonic lesions according to the clinical significance

Extracolonic findings	Number
Highly significant (n = 60)
Solid organ mass including malignancy	421
Cardiomegaly/pericardial effusion	5
Lymphadenopathy greater than 1 cm	3
Peritoneal carcinomatosis	3
Abscess	3
Aortic lesion	2
Small bowel obstruction	2
Intermediately significant (n = 250)
Benign solid organ lesion	1412
Renal stone/hydronephrosis	28
Gall bladder stone/polyp/cholecystitis	22
Liver cirrhosis	13
Bile duct stone/dilatation/hemobilia	9
Small bowel inflammation	8
Vascular lesion (aortic stenosis, varix, etc)	6
Bronchiectasis/emphysema	5
Hepatosplenomegaly	5
Pleural effusion	3
Inguinal hernia	3
Ascites of unknown cause	3
Chronic pancreatitis	2
Mesenteric fat necrosis	1
Spinal stenosis with destruction	1
Lowly significant (n = 382)
Renal cyst	143
Hepatic cyst	114
Fatty liver	39
Vascular calcification/atherosclerosis	19
Chronic pulmonary disease/pleural thickening	16
Accessory spleen/splenic infarction	15
Hepatic calcification	10
Benign osteolytic lesion	8
Hiatal hernia	6
Benign prostatic hypertrophy	5
Colonic diveticulosis	4
Tiny pancreas cyst	1
Mesenteric calcification	1
Gallbladder sludge	1

¹Liver 9, lung 9, stomach 7, pancreas 3, kidney 3, bladder 3, adrenal gland 2, small bowel 2, bone 1, bile duct 1, psoas muscle 1 and ovary 1.

²Liver 46, kidney 30, uterus 19, ovary 13, lung 9, adrenal gland 8, lymph node 7, muscle 4, pancreas 3, spleen 1 and testis 1.