Mindblown: a blog about philosophy.
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Rejuvenation
A return to a youthful condition or to the normal.
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Parental rejection
The refusal of a parent to accept or show affection for a son or daughter.
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Hyperacute rejection
Immediate, intense, and irreversible destruction of grafted material due to preformed antibodies. These antibodies are most common in patients who have rejected a previously transplanted organ or who have received multiple blood transfusions. The risk of hyperacute rejection has been nearly eliminated by testing the recipient’s blood for antibodies against donor lymphocytes before surgery.
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Chronic rejection
Late and ongoing destruction of grafted or transplanted tissue. It most commonly involves vascular changes and interstitial fibrosis. Immunosuppressive therapy with tacrolimus and cyclosporine has significantly reduced this T-cell- mediated rejection process.
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Acute rejection
The early destruction of grafted or transplanted material, usually beginning a week after implantation. Acute rejection is identified clinically by decreased function of the transplanted organ. High-dose corticosteroids are the first treatment of acute rejection; they are typically quite effective. Antilymphocyte globulin (ALG), the monoclonal antibody OKT 3, mycophenolate mofetil, and tacrolimus, among other agents,…
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Reinoculation
A second inoculation with the same organism or its antigens. A subsequent vaccination using the same type of microorganism or pathogen.
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Reinnervation
Anastomosis of a paralyzed part with a living nerve.
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Reinfusion
The reinjection of blood serum or cerebrospinal fluid.
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Reinfarction
Repeat infarction (especially myocardial infarction) after an initial infarct.
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Reimportation
The purchase of drugs manufactured in their source nation by another nation to which the drugs are exported. At times it yields significant price advantages to the purchaser. Drugs manufactured in the U.S. are sometimes marketed abroad to other nations at low cost. The purchase of these drugs by American consumers from foreign pharmacies may…
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