1. A return of the symptoms, occurring as a phenomenon in the natural history of the disease, as seen in recurrent fever. 2. SYN: relapse. 3. Appearance of a genetic trait in a genetic relative of a proband. [L. re-curro, to run back, recur]
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1) return of symptoms of a disease after a remission
2) reappearance of a tumor after previous removal
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re·cur·rence (re-kurґəns) [L. re- again + currere to run] the return of symptoms after a remission; see also relapse and recrudescence.Medical dictionary. 2011.