Wiki Coding Anemia caused by radiotherapy

[ladydivan@msn.com]

I am using the 2018 AAPC study guide. It says if the focus is on treatment of the anemia code the anemia first, then the neoplasm and then Y84.2. I am trying to find what key word I would look up in the Index that would lead me to Y84.2. I understand the abnormal reaction but can not find a way to get there.
Thank you
DV

 

[mitchellde]

Using the index to external causes go to key word complication then radiological