The toxin assays that have been used for some time to confirm the diagnosis of [C difficile], while fairly specific, are not as sensitive as you would like. Real-time PCR, however, detects DNA associated with the organism and is much more sensitive, detecting a vast majority â if not 100%, very close to it..
Consideration is the price paid for the promise. When thinking of consideration, one must think in terms of legal value as opposed to economic value. While economic value (e.g., money) is the most common form of consideration, consideration does not have to involve money. In order for a contract to be enforceable, each party to the contract must change his or her legal position in some way. Deeds in many, if not most, cases do not recite the actual sales price.
Therefore, this contract has met its consideration requirement, because it fits all elements of consideration. Lack of Consideration. Past consideration is not valid. Something that is already done is done, and it does not change the legal position of the promisor. Any goods or services to be exchanged must be exchanged at or after the time of contract formation. Preexisting duty does not count as consideration. An illusory promise, or one which the promisor actually has no obligation to keep, does not count as consideration. The promise must be real and unconditional. This doctrine rarely invalidates contracts; it is a fundamental doctrine in contract law that courts should try to enforce contracts whenever possible.