# Iatrogenic

<mark style="color:$danger;">**This Editorial Guide is used for Education Purposes Only. It is used in the Authoring Courses and Certifications. It is based on the January 2026 Editorial Guide.**</mark>

Adding further concepts to the iatrogenic disorder hierarchy is discouraged. Concepts must have *iatrogenic* in the FSN to be modeled with an IS\_A relationship to 12456005 |Iatrogenic disorder (disorder)|. An iatrogenic disorder should remain as a primitive concept if dependent only upon parent relationships to describe the disorder. In cases where the modeling is explicit, e.g. 202762009 |Iatrogenic cervical spinal stenosis (disorder)|, the concept can be defined.

For example,

<figure><img src="https://3063935683-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSZh4aZdgpviXMYp37bCy%2Fuploads%2Fgit-blob-044ba9124aced4e735ade6357758c84bb4ca7cf8%2Fimage%20(121).png?alt=media" alt=""><figcaption></figcaption></figure>

<figure><img src="https://github.com/SNOMED-Documents/snomed-editorial-guide/blob/main/authoring/clinical-finding-and-disorder/images/174690514.png" alt=""><figcaption><p>Figure: Stated view of |Iatrogenic cervical spinal stenosis (disorder)| using IS_A 12456005 |Iatrogenic disorder (disorder)|</p></figcaption></figure>

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