Role of magnetic resonance cholangiopancreatography in diagnosing choledochal cysts: Case series and review

Table 4 Ability of magnetic resonance cholangiopancreatography to determine the presence of an abnormal pancreaticobiliary junction in previous studies and various magnetic resonance cholangiopancreatography sequences stated in the previous studies

Ref.	Patients with CC	True positives	True negatives	False positives	False negatives	MRI sequences
Hirohashi et al[47]	5	4	0	0	1	HASTE
Sugiyama et al[22]	7	5	0	0	2	HASTE
Chan et al[44]	6	0	4	0	2	2D TSE
Irie et al[56]	16	10	1	0	5	HASTE
Matos et al[57]	8	6	2	0	0	SSTSE
Miyazaki et al[43]	6	2	3	0	1	HASTE
Frampas et al[54]	5	1	4	0	0	HASTE
Shimuzu et al[59]	7	6	0	0	1	HASTE
Tang et al[77]	10	6	2	0	2	HASTE
Kim et al[60]	20	12	3	0	5	SSFSE
Park et al[55]	72	34	28	3	7	HASTE
Suzuki et al[61]	32	16	2	0	14	HASTE
Fitoz et al[62]	5	1	4	0	0	SSFSE
Saito et al[64]	16	9	2	0	5	3D SSTSE
Sacher et al	8	7	1	0	0	HASTE

CC: Choledochal cyst; MRI: Magnetic resonance imaging; HASTE: Half-fourier acquisition single-shot turbo spin-echo (Siemens); SSFSE: Single-shot fast spin echo (GE Medical systems); SSTSE: Single-shot turbo spin echo (Philips); 2D TSE: 2 dimensional turbo spin echo; 3D SSTSE: 3 dimensional single shot turbo spin echo.