Which intervention is vital for preventing deep vein thrombosis (DVT) post-surgery?

Promoting early ambulation is a vital intervention for preventing deep vein thrombosis (DVT) post-surgery because it helps to enhance venous blood flow and reduce the risk of blood clots forming in the deep veins of the legs. When patients start to move soon after surgery, the muscle contractions in the legs assist in pumping blood back toward the heart, counteracting the effects of stagnation that can lead to clot formation.

In addition, early ambulation helps maintain overall circulation and reduces other complications such as pulmonary embolism, which can occur if a clot dislodges and travels to the lungs. Encouraging patients to get up and move around, even if it's just walking short distances, is therefore essential in the postoperative care plan to promote recovery and minimize complications.

In contrast, interventions like prolonged bed rest or instructing patients to avoid movement can contribute to a higher risk of DVT, as immobility can lead to venous stasis and increased coagulability of the blood. While anticoagulants are important for certain patients at high risk for DVT, they are typically part of a broader strategy that includes promoting movement and ambulation. Therefore, while providing anticoagulants plays a role in prevention, it is not as foundational