<prompt> In which of the following clinical conditions, use of anticoagulants provide maximum benefit?Prevention of recurrences of myocardial infarctionPrevention of venous thrombosis and pulmonary embolismCerebrovascular accidentRetinal aery thrombosis  <response>: Anticoagulants are mainly used for prophylaxis of venous thrombosis DVT and pulmonary embolism Antiplatelet drugs are used to prevent aerial thrombosis MI and stroke. 