TABLE 4 Comparison of Immunohistochemistry and FISH for ALK Abnormalities*

From: ALK1 and p80 Expression and Chromosomal Rearrangements Involving 2p23 in Inflammatory Myofibroblastic Tumor

 

ALK-1 and p80 pos

ALK-1 and p80 neg

FISH

8 (42%)

1 (5%)

 pos

  

FISH

1 (5%)

9 (47%)

 neg

  
  1. *Total: 19 cases. Two cases had FISH data previously reported (Griffin, 1999).
  2. FISH = fluorescence in situ hybridization.
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