Some states award delegates to candidates on a winner-take-all basis, meaning that the candidate with the most votes in a state is awarded all of that state's delegates. Other states award delegates in proportion to each candidate's share of the primary vote.
Provocative angiography involves a full diagnostic angiogram followed by administration of intra-arterial procoagulant agents to identify an occult bleeding source in patients who have normal test results after lower gastrointestinal bleeding.
Provocative maneuvers are helpful in the evaluation of neck pain because they are used to aggravate or relieve symptoms with the neck in various positions. In this article, I discuss diagnosis and management of the musculoskeletal causes of neck pain.