Concordance: 1. The presence of any given condition such as HIV in both members of a couple.
2. In genetics, the presence of a phenotype such as asthma in both members of a twin pair.
3. In clinical care, agreement between physician and patient.
In all sense, concordance is as opposed to discordance. From the Latin concordare, to agree.
Concordant: 1. Showing concordance, complete agreement. A couple may be concordant for a sexually transmitted infection, with both partners having it. 2. In transplantation genetics, between closely related species. A concordant xenograft is a transplant between members of closely related species.
- Concordant couple
Concordant couple: A pair of long-term sexual partners in which both partners have a sexually transmitted infection. The CDC has guidelines for counseling concordant couples in which both the man and woman are HIV-infected.
A traumatic injury to soft tissue, usually the brain, as a result of a violent blow, shaking, or spinning. A brain concussion can cause immediate but temporary impairment of brain functions, such as thinking, vision, equilibrium, and consciousness. After a person has had a concussion, he or she is at increased risk for recurrence. Moreover, […]
- Concussion of the brain
Once a person has had a concussion, he or she is as much as four times more likely to sustain a second one. Moreover, after several concussions, it takes less of a blow to cause the injury and requires more time to recover.
Condition: The term “condition” has a number of biomedical meanings including the following: An unhealthy state, such as in “this is a progressive condition.” A state of fitness, such as “getting into condition.” Something that is essential to the occurrence of something else; essentially a “precondition.” As a verb: to cause a change in something […]