Case 15 Answer

BI-RADS 4, Suspicious. Recommend ultrasound-guided needle biopsy. Remember, although this mass is circumscribed, it has also increased in size. Any solid mass that is growing is suspicious.

This turned out to be a benign reactive lymph node. Occasionally, a benign lymph node will lack the usual fatty hilum.

What about this mass:

What is your assessment?

• BI-RADS 2 - Benign
• BI-RADS 3 - Probably Benign
• BI-RADS 4 - Suspicious