1-well circumscribed mass.

2-no calcification.

3-BI RADS category 3.

4-lymph node.
http://81.223.119.123/birads/english/FMPro?-db=birads%5fdaten.fp3&-format=ergebnis.htm&-lay=liste&-sortfield=BIRAD&tutorial=YES&-max=20&-recid=32818&-find