AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2026 Issue 3; Ask the Editor
Gastrointestinal Stromal Tumor (GIST) Metastatic to Spine
A patient with a history of gastrointestinal stromal tumor (GIST) of the jejunum, status post resection, was admitted with urinary and bowel symptoms as well as severe debilitating left S1 radiculopathy. Imaging showed a large ventral epidural metastatic lesion at S1-S2. The patient was diagnosed with metastatic GIST to the spine. There is no reference for metastasis in the ICD-10-CM Alphabetic Index under Tumor, stromal. What is the correct ICD-10-CM code assignment for metastatic GIST to the spine?
...