TABLE 5.

Review of the Largest Series of MCNs (>30 Patients) Published From 1990 to Present

Study	Yr	No. Patients	Ovarian Stroma (%)	Age (yr)	Female (%)	Distal Lesions (%)	Invasive Cancer (%)	Mean Tumor Size (cm)
Group A
Zamboni et al1	1999	56	86	45	100	93	27	8.4
Thompson et al5	1999	130	100	45	100	94	36	10.5
Izumo et al9	2003	34	100	44	100	100	3	8.4
Kosmahl et al10	2004	32	100	47	100	84	44*	9.8
Reddy et al3	2004	56	100	48	98	94	7	5
Present series	2006	163	100	45	95	97	12	5.5
Group B
Warshaw et al12	1990	42	Not reported	59	76	52	15	5
Le Borgne et al13	1999	228	Not reported	50	78	53	6	6
Sarr et al14	2000	84	Not reported	48	83	78	8
Willentz et al8	1999	61	Not reported	49	70.5	57	33	4
Suzuki et al11	2004	179	73	56	100	72	31*	5.9

Group A included studies where the presence of ovarian stroma was a diagnostic criteria for MCN, whereas in Group B studies it was not mandatory for MCN diagnosis.

^*Including invasive carcinoma and carcinoma in situ.