ICD-10-CM Alphabetic Index · FY 2026 33 Entries
Astrocytoma in the ICD-10-CM Index ICD-10-CM
The main term Astrocytoma (cystic) carries 33 index entries pointing to 2 ICD-10-CM codes. Every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
33
Index Entries
2
Codes Referenced
—
Default Code
A
Letter
33 of 33 shown
ICD-10-CM
Index Entries Under Astrocytoma 33 entries · 2 codes
Astrocytoma (cystic)
anaplastic
specified site see Neoplasm, malignant, by site
unspecified site C71.9
fibrillary
specified site see Neoplasm, malignant, by site
unspecified site C71.9
fibrous
specified site see Neoplasm, malignant, by site
unspecified site C71.9
gemistocytic
specified site see Neoplasm, malignant, by site
unspecified site C71.9
juvenile
specified site see Neoplasm, malignant, by site
unspecified site C71.9
pilocytic
specified site see Neoplasm, malignant, by site
unspecified site C71.9
piloid
specified site see Neoplasm, malignant, by site
unspecified site C71.9
protoplasmic
specified site see Neoplasm, malignant, by site
unspecified site C71.9
specified site NEC see Neoplasm, malignant, by site
subependymal D43.2
giant cell
specified site see Neoplasm, uncertain behavior, by site
unspecified site D43.2
specified site see Neoplasm, uncertain behavior, by site
unspecified site D43.2
unspecified site C71.9
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
