Essential thrombocythemia and primary myelofibrosis DC 7718
VA rates it under diagnostic code 7718 in 38 CFR 4.117. Body system: Other.
How VA rates it
The schedule allows 4 rating levels for this code: 0%, 30%, 70%, and 100%. VA picks the level whose criteria best match your symptoms and records.
Source: 38 CFR 4.117 on eCFR. Read the full criteria there before you file.
Rating levels and criteria
| Rating | What the schedule says |
|---|---|
| 100% | Requiring either continuous myelosuppressive therapy, or, for six months following hospital admission for any of the following treatments: peripheral blood or bone marrow stem cell transplant, or chemotherapy, or interferon treatment |
| 70% | Requiring continuous or intermittent myelosuppressive therapy, or chemotherapy, or interferon treatment to maintain platelet count <500 × 10 /L |
| 30% | Requiring continuous or intermittent myelosuppressive therapy, or chemotherapy, or interferon treatment to maintain platelet count of 200,000-400,000, or white blood cell (WBC) count of 4,000-10,000 |
| 0% | Asymptomatic |
| 100% | Note (2): A 100 percent evaluation shall be assigned as of the date of hospital admission for peripheral blood or bone marrow stem cell transplant; or during the period of treatment with chemotherapy (including myelosuppressants) or interferon treatment. Six months following hospital discharge or, in the case of chemotherapy treatment, six months after completion of treatment, the appropriate disability rating shall be determined by mandatory VA examination. Any reduction in evaluation based upon that or any subsequent examination shall be subject to the provisions of § 3.105(e) of this chapter.true |
Criteria text from 38 CFR 4.117, eCFR as of November 10, 2026. The eCFR is the official source if anything here differs.
Notes in the schedule (2)
Note (1): If the condition undergoes leukemic transformation, evaluate as leukemia under diagnostic code 7703.
Note (2): A 100 percent evaluation shall be assigned as of the date of hospital admission for peripheral blood or bone marrow stem cell transplant; or during the period of treatment with chemotherapy (including myelosuppressants) or interferon treatment. Six months following hospital discharge or, in the case of chemotherapy treatment, six months after completion of treatment, the appropriate disability rating shall be determined by mandatory VA examination. Any reduction in evaluation based upon that or any subsequent examination shall be subject to the provisions of § 3.105(e) of this chapter.
Presumptive rules that include it
If your service matches one of these, VA presumes the link to service and you do not need a medical opinion connecting it.
Burn pits and airborne hazards (PACT Act)
Covered: Myelofibrosis.
Who qualifies: Active duty on or after August 2, 1990 in Bahrain, Iraq, Kuwait, Oman, Qatar, Saudi Arabia, Somalia, the United Arab Emirates, the Arabian Sea, Gulf of Aden, Gulf of Oman, Persian Gulf, Red Sea, or the neutral zone between Iraq and Saudi Arabia; or on or after September 11, 2001 in Afghanistan, Djibouti, Egypt, Jordan, Lebanon, Syria, Uzbekistan, or Yemen. The airspace above these places counts. Conditions can start any time after service.
38 CFR 3.320 and 38 U.S.C. 1119-1120. Sources: 38 CFR 3.320; VA.gov: Exposure to burn pits and other specific environmental hazards; VA.gov: Presumptive cancers related to burn pit exposure; VA.gov: The PACT Act and your VA benefits
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Rating schedule data as of November 10, 2026. Secondary and presumptive links checked November 13, 2026.
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