Intestinal anisakiasis can cause intussusception in adults: An extremely rare condition

Table 1 Characteristics of affected patients in English and Japanese literature

Author	Age (yr)/sex	Symptom	Food	Intake to onset	Site of intussusception	Operation	Tenderness/palpable mass/ascites/US/CT/eosinophilic granuloma/anti-anisakis antibody	Reduction of intussusception	Anisakis body
Hayashi et al[19]	61/M	Left lower abdominal pain	Sliced raw mackerel	Half a day	Jejunum	Partial jejunectomy	+/-/ND/-/-/+/+	ND	In the resected specimen
Kim et al[20]	38/M	General abdominal pain	Marinated mackerel	Half a day	Ileocecum	Ileocecal resection	+/+/-/+/+/+/+	Failure, barium enema	In the resected specimen
Mitani et al[21]	66/M	Lower abdominal pain	Salted squid cuttlefish	Several hours	Sigmoid colon	Sigmoidectomy	+/+/-/ND/+/+/ND	Success, barium enema	On the resected specimen
Iwakami et al[22]	46/F	General abdominal pain, nausea	Marinated mackerel	Half a day	Jejunum	Partial jejunectomy	+/-/-/+/+/+/ND	ND	In the resected specimen
Hirano et al[23]	35/F	Epigastralgia	Sliced raw mackerel	1 d	Jejunum	Partial jejunectomy	+/-/+/+/+/+/ND	Failure, barium enema	On the resected specimen
Kanisawa et al[18]	67/M	Severe upper abdominal pain and vomiting	Raw squid	2 d	Ascending colon	None	+/+/ND/+/ND/-/ND	Success	Removed under colonoscopy
Sugiyama et al[24]	71/M	General abdominal pain	Horse mackerel	1 d	Transverse colon	Transverse colectomy	+/-/-/+/+/+/ND	Failure, barium enema	On the resected specimen
Hamanaka et al[25]	47/M	General abdominal pain	Salmon and salmon caviar	7 d	Ileocecum	Ileocecal resection	+/-/+/+/+/+/+	Failure, barium enema	In the resected specimen
Tsuji et al[26]	56/F	Epigastralgia, nausea	Vinegared sardine	Half a day	Jejunum	Partial jejunectomy	+/-/+/+/+/+/ND	ND	In the resected specimen
Chikamori et al[17]	54/F	Severe upper abdominal pain and vomit	Raw bonito	2 d	Jejunum	Laparoscopic jejunectomy	+/-/+/+/+/ND/ND	ND	On the resected specimen
Hibi et al[27]	35/M	Epigastralgia, nausea	Sliced raw cuttlefish	Several hours	Jejunum	Partial jejunectomy	+/-/-/ND/+/+/ND	ND	In the resected specimen
Present case	41/M	Severe right lower abdominal pain	Marinated mackerel	1 d	Ascending colon	Ileocecal resection	+/+/+/+/+/+/+	Failure	In the resected specimen

M: Male; F: Female; ND: Not documented.