Table 1. Publications on the primary mucinous cystadenocarcinoma of the breast.

Author (year)	No. of cases	Mammographic findings	Ultrasonographic findings	ER/PR/HER2
Lin et al. (2013) [8]	1	NA	Well-circumscribed and lobulated cystic-solid mass	–/–/–
Deng et al. (2012) [4]	1	Patchy irregular calcifications within the masses	Irregularly shape lesion	–/–/–
Li et al. (2012) [6]	1	Well-defined, medium to high density, multilobulated mass	NA	–/–/–
Sentani et al. (2012) [7]	1	Well-defined, medium to high density, lobulated mass	Circumscribed, isoechoic to hypoechonic lesion	–/–/NA
Kim et al. (2012) [5]	1	Focal asymmetry	Hypoechoic mass with a speculated margin	–/–/–
Rakıcı et al. (2009) [3]	1	Well-defined multilobular mass	NA	+/–/–
Lee and Chaung (2008) [9]	1	Round, isodense, circumscribed mass	Circumscribed lesion with complex hypoechoic to isoechoic contents	–/–/–
Chen et al. (2004) [2]	1	Well-defined, medium to high density, multilobulated mass	Circumscribed, isoechoic to hypoechoic lesion	–/–/–
Honma et al. (2003) [1]	1	NA	NA	–/–/–

ER=estrogen receptor; PR=progesterone receptor; HER2=human epidermal growth factor receptor 2; NA=not available.