Brain
| Primary Site | Histology | Behavior | 
|---|---|---|
| C700, C710-C719 | 8000-8700, 8720-8790, 8802, 8810, 8815, 8850, 8890, 8900, 9064, 9070-9071, 9080, 9084-9085, 9100-9105, 9120, 9133, 9140, 9180, 9220, 9362, 9364, 9380-9540, 9680, 9699, 9702-9715, 9751-9759 | 3 | 
| C700, C710-C719 | 8000-9993 | 0, 1 | 
Notes
**Malignant histologies (/3):** 8000-8700, 8720-8790, 8802, 8810, 8815, 8850, 8890, 8900, 9064, 9070-9071, 9080, 9084-9085, 9100-9105, 9120, 9133, 9140, 9180, 9220, 9362, 9364, 9380-9540, 9680, 9699, 9702-9715, 9751-9759 **Benign/Borderline histologies (/0, /1):** All histologies (8000-9993) C700 Cerebral meninges C710 Cerebrum C711 Frontal lobe C712 Temporal lobe C713 Parietal lobe C714 Occipital lobe C715 Ventricle, NOS C716 Cerebellum, NOS C717 Brain stem C718 Overlapping lesion of brain C719 Brain, NOS **Note 1:** The following sources were used in the development of this schema * SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998) (https://seer.cancer.gov/archive/manuals/EOD10Dig.3rd.pdf) * SEER Summary Staging Manual-2000: Codes and Coding Instructions (https://seer.cancer.gov/tools/ssm/ssm2000/) * Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx * Chapter 72 *Brain and Spinal Cord*, in the AJCC Cancer Staging Manual, Eighth Edition (2017) published by Springer International Publishing. Used with permission of the American College of Surgeons, Chicago, Illinois. **Note 2:** While all histologies with behavior /0 and /1 are captured in this schema, for behavior /3, see the following schemas for the listed histologies * 8710-8714, 8800-8801, 8803, 8811-8814, 8816-8818, 8820-8842, 8851-8858, 8860-8881, 8891-8898, 8902-8905, 8921, 8932-8934, 8940-8990, 9000-9016, 9030-9043, 9045-9063, 9065, 9072-9073, 9081-9083, 9086-9091, 9110-9111, 9121-9132, 9135-9138, 9141-9175, 9181-9213, 9221, 9230, 9240-9361, 9363, 9365, 9370-9373, 9541-9580, 9582: *Soft Tissue Other* * 8804-8806, 8859, 8901, 8910-8920, 8930-8931, 8991, 9020, 9044, 9222, 9231, 9366-9368, 9581: *Soft Tissue Rare* * 8935-8936: *GIST* * 9700-9701: *Mycosis Fungoides* **Note 3:** Summary Stage is the only applicable staging system for this site/histology/schema.Data Items
| Name | Default Value | Used in Derivation | NAACCR Item | Required By | Metadata | 
|---|---|---|---|---|---|
| Year of Diagnosis | No | 
                    NAACCR #390
                    
                         dateOfDiagnosis  | 
            
            
                None | ||
| Primary Site | Yes | 
                    NAACCR #400
                    
                         primarySite  | 
            
            
                None | ||
| Histology | Yes | 
                    NAACCR #522
                    
                         histologicTypeIcdO3  | 
            
            
                None | ||
| Behavior | Yes | 
                    NAACCR #523
                    
                         behaviorCodeIcdO3  | 
            
            
                None | ||
| Tumor Size Clinical | No | 
                    NAACCR #752
                    
                         tumorSizeClinical  | 
            
            
                None | ||
| Tumor Size Pathological | No | 
                    NAACCR #754
                    
                         tumorSizePathologic  | 
            
            
                None | ||
| Tumor Size Summary | 999 | No | 
                    NAACCR #756
                    
                         tumorSizeSummary  | 
            
            
                None | |
| Regional Nodes Positive | 99 | No | 
                    NAACCR #820
                    
                         regionalNodesPositive  | 
            
            
                None | |
| Regional Nodes Examined | 99 | No | 
                    NAACCR #830
                    
                         regionalNodesExamined  | 
            
            
                None | |
| LVI | 8 | No | 
                    NAACCR #1182
                    
                         lymphVascularInvasion  | 
            
            
                None | |
| EOD Primary Tumor | 999 | Yes | 
                    NAACCR #772
                    
                         eodPrimaryTumor  | 
            
            
                None | |
| EOD Regional Nodes | 888 | Yes | 
                    NAACCR #774
                    
                         eodRegionalNodes  | 
            
            
                None | |
| EOD Mets | 00 | Yes | 
                    NAACCR #776
                    
                         eodMets  | 
            
            
                None | |
| SS2018 | No | 
                    NAACCR #764
                    
                         summaryStage2018  | 
            
            
                None | ||
| Grade Clinical | 9 | No | 
                    NAACCR #3843
                    
                         gradeClinical  | 
            
            
                CCCR/Canada COC NPCR SEER  | 
            
            SSDI | 
| Grade Pathological | 9 | No | 
                    NAACCR #3844
                    
                         gradePathological  | 
            
            
                CCCR/Canada COC NPCR SEER  | 
            
            SSDI | 
| Grade Post Therapy Clin (yc) | No | 
                    NAACCR #1068
                    
                         gradePostTherapyClin  | 
            
            
                COC NPCR SEER  | 
            
            SSDI | |
| Grade Post Therapy Path (yp) | No | 
                    NAACCR #3845
                    
                         gradePostTherapy  | 
            
            
                CCCR/Canada COC NPCR SEER  | 
            
            SSDI | |
| Brain Molecular Markers | 88 | No | 
                    NAACCR #3816
                    
                         brainMolecularMarkers  | 
            
            
                NPCR SEER  | 
            
            SSDI | 
| Chromosome 1p Status | 8 | No | 
                    NAACCR #3801
                    
                         chromosome1pLossHeterozygosity  | 
            
            
                COC SEER  | 
            
            SSDI | 
| Chromosome 19q Status | 8 | No | 
                    NAACCR #3802
                    
                         chromosome19qLossHeterozygosity  | 
            
            
                COC SEER  | 
            
            SSDI | 
| MGMT | 8 | No | 
                    NAACCR #3889
                    
                         methylationOfO6MGMT  | 
            
            
                COC SEER  | 
            
            SSDI | 
Initial Context
Outputs
| Name | Default Value | Description | NAACCR Item | Metadata | 
|---|---|---|---|---|
| Schema ID | 00721 | 
                    NAACCR #3800
                    
                         schemaId  | 
            
            None | |
| Derived Version | {{ctx_alg_version}} | None | None | |
| Derived Summary Stage 2018 | 9 | 
                    NAACCR #762
                    
                         derivedSummaryStage2018  | 
            
            None |