| relapse | The return of symptoms and signs of a disease after a period of improvement. (12 May 1997) |
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| testicular relapse | <oncology> Recurrence of leukaemia in the testicles. The disease may be restricted to the testicles or may also show evidence of disease in either the bone marrow or CNS. Treatment will depend on the timing and extent of relapsed disease. (13 Jan 1998) |
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