has examples of signature lesions of
(Leder). The four samples allow the student to compare and contrast the different signature lesions. The two examples of myc-type tumors (Samples 2 and 3) permit observation of different myc tissue patterns while retaining the basic myc type cytology. Tumor
invades the surrounging tissue and blood vessels.
has areas of dense fibrosis and a solid, cord-like pattern.
is cystic and secretory. Although the tumor is expansile with a well defined capsule, one area has invasion of the capsule. In addition, sample 3 has an excellent example of grade 1 MIN.
has two excellent examples of the solid, nodular intermediate cell configuration of erbB2 and a marked histiocytic host response with
October 9, 1999