1)清水誠治,富岡秀夫,小木曽聖,他.Indeterminate colitisとinflammatory bowel disease unclassified.消内視鏡 32:276-281, 2020
2)Silverberg MS, Satsangi J, Ahmad T, et al. Toward an integrated clinical, molecular and serological classification of inflammatory bowel disease:report of a Working Party of the 2005 Montreal World Congress of Gastroenterology. Can J Gastroenterol 19(Suppl A):5A-36A, 2005
3)Cleynen I, Boucher G, Jostins L, et al. International Inflammatory Bowel Disease Genetics Consortium. Inherited determinants of Crohn's disease and ulcerative colitis phenotypes:a genetic association study. Lancet 387:156-167, 2016
4)Saito D, Hibi N, Ozaki R, et al. MEFV gene-related enterocolitis account for some cases diagnosed as inflammatory bowel disease unclassified. Digestion 101:785-793, 2020
5)松本主之,矢田親一朗,城由起彦,他.非定型的潰瘍性大腸炎の診断と経過.胃と腸 41:939-950, 2006
6)樋渡信夫.クローン病の診断基準改訂案(2002).厚生科学研究費補助金特定疾患対策研究事業「難治性炎症性腸管障害に関する調査研究」班平成13年度研究報告書.pp 76-77, 2002
7)Matsui T, Yao T, Sakurai T, et al. Clinical features and pattern of indeterminate colitis:Crohn's disease with ulcerative colitis-like clinical presentation. J Gastroenterol 38:647-655, 2003
8)林繁和,荒川明,加納潤一,他.潰瘍性大腸炎の経過中に狭窄および瘻孔を形成しCrohn病を併発した1症例.胃と腸 26:937-944, 1991
9)小林清典,勝俣伴栄,五十嵐正広,他.潰瘍性大腸炎とCrohn病の鑑別診断が困難であった分類困難腸炎の1例.胃と腸 36:210-216, 2001
10)石本結子,渡辺英伸,味岡洋一,他.初回発作時に潰瘍性大腸炎様所見を呈し非乾酪性類上皮細胞肉芽腫を認め,6年間経過を追えた1例.胃と腸 36:223-229, 2001
11)岩男泰,杉野吉則,井上詠,他.非定型的Crohn病の診断と経過—内視鏡所見を中心に.胃と腸 41:925-938, 2006
12)平井郁仁.Indeterminate enterocolitis臨床的パターン①,②(潰瘍性大腸炎・クローン病の病像がオーバーラップし確定診断に至っていない症例).大塚和朗・長沼誠・平井郁仁(編).炎症性腸疾患Imaging Atlas—診断の極意と鑑別のポイント.日本メディカルセンター,pp 173-175, 2016
13)梅野淳嗣,平野敦士,江崎幹宏,他.IBD unclassified(IBDU)/Indeterminate colitis(IC).Intstine 20:587-593, 2016
14)小林清典,横山薫,佐田美和.Indeterminate enterocolitis臨床的パターン①(診断不能例).大塚和朗,長沼誠,平井郁仁(編)炎症性腸疾患Imaging Atlas—診断の極意と鑑別のポイント.日本メディカルセンター,pp 169-172, 2016
15)Levine A, Koletzko S, Tumer D, et al. ESPGHAN revised porto criteria for the diagnosis of inflammatory bowel disease in children and adolescents. J Pediatr Gastroenterol Nutr 58:795-806, 2014
16)Birimberg-Schwarts L, Zucker DM, Akriv A, et al. Development and validation of diagnostic criteria for IBD subtypes includings IBD-unclassified in children:a multicentre study from the pediatric IBD porto group of ESPGHAN. J Crohns Colitis 11:1078-1084, 2017