单词	benign prostatic hyperplasia
释义	benign prostatic hyperplasia noun variants or benign prostatic hypertrophy : enlargement of the prostate gland caused by a benign overgrowth of chiefly glandular tissue that occurs especially in men over 50 years old and that tends to obstruct urination by constricting the urethra —abbreviation BPH Example Sentences Recent Examples on the Web NeoTract, which is privately held, sells UroLift System, a minimally invasive treatment for treating lower urinary tract symptoms due to benign prostatic hyperplasia. Roger Yu, USA TODAY, 5 Sep. 2017 Word History First Known Use 1968, in the meaning defined above Medical Definition benign prostatic hyperplasia noun variants or benign prostatic hypertrophy : benign proliferation of the epithelial and stromal cells of the prostate gland chiefly in the periurethral zone that is marked by enlargement of the prostate gland and obstruction of the flow of urine and that occurs especially in men over 50 years old —abbreviation BPH
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