Table 1.

Reported cases of schwannomas of the gallbladder

Ref.	Year	Sex	Age	Symptom	Imaging method	Location	Size (mm)	Preoperative diagnosis	With GB stones	Treatment	Follow-up	Status
Yamagiwa et al[18]	1991	M	58	Jaundice	NA	Neck	4	Bile duct cancer	NA	Cholecystectomy	NA	NA
Matsuoka et al[19]	1996	M	74	Asymptomatic	US MRI CT and endoscopy	Fundus	10	Adenomyomatosis	N	Cholecystectomy + hepatectomy	NA	NA
Ren et al[20]	2001	F	26	Vague pain	US and CECT	Neck	110	Tumor of GB	N	Cholecystectomy	NA	NA
Colović et al[21]	2003	F	61	NA	NA	Whole	90	Tumor of GB	N	Cholecystectomy	10 Y	Survived
Ohta et al[5]	2008	M	58	Asymptomatic	CT and US	Fundus	3	Cholecystolithiasis	Y	Cholecystectomy	16 M	Survived
Current case	2012	M	55	Asymptomatic	CEUS and CECT	Neck	22	Adenomyomatosis	N	Cholecystectomy	12 M	Survived

NA: Not available; CEUS: Contrast-enhanced ultrasound; CECT: Contrast-enhanced computed tomography; US: Ultrasound; CT: Computed tomography; MRI: Magnetic resonance imaging.