Converse of object

• dissolve: Anticoagulants can stop new blood clots from forming and old ones growing, but they are unable to dissolve existing clots.

• prevent: Low dose aspirin helps to prevent blood clots forming inside arteries, which helps to prevent a further stroke.

• remove: He underwent surgery to remove a blood clot on the brain.

• suffer: Doctors have known for 60 years that prolonged immobility increases the risk of suffering a blood clot.

Object

• tendency: Findings The blood of patients with AF had an increased clotting tendency compared with that of normal subjects.

Adjective modifier

• fatal: Failure to wrap up can lead to thickening of the blood, perhaps even a fatal clot.

Modifies a noun

• buster: National targets state that if a patient has a heart attack they must receive clot busters within a specified time after arriving at hospital.

• formation: No clot formation due to very low factor levels or a heparin effect.

Noun used with modifier

• blood: Blood clots within blood vessels can block the blood supply to certain parts of the body.

• fibrin: Next, blood coagulation rapidly replaces this unstable platelet plug with a stable fibrin clot.

Preposition: in

• vein: Some people with lupus have a tendency to develop blood clots in veins or arteries.

• artery: A stroke is most commonly caused by a blood clot in an artery which blocks the flow of blood to the brain.

• lung: Bruce's untimely death at 47 was apparently caused by a blood clot in the lung.

Preposition: of

• blood: In the name of your Lord who has created man from a clot of blood.