The commercial driver is at an increased risk for developing acute deep vein thrombosis
(DVT) due to long hours of sitting as part of the profession. DVT can be the source
of pulmonary emboli that can cause gradual or sudden incapacitation or death. Adequate
treatment with anticoagulants decreases the risk of recurrent thrombosis by approximately
Certification/Recertification — Acute Deep Vein Thrombosis
No recommended time frame
You should not certify the driver until etiology is confirmed, and treatment has
been shown to be adequate/effective, safe, and stable.
Maximum certification period — 1 year
Recommend to certify if:
The driver has no residual, acute DVT.
Recommend not to certify if:
The driver has DVT ineffectively treated.
When DVT treatment includes anticoagulant
therapy, the driver should meet monitoring guidelines.
The driver should have an annual medical examination.
Disease Recommendation Table (PDF)