benign adrenal adenoma
noun [ C ] medical specialized uk/bɪˌnaɪn əˌdriː.nəl æd.ɪˈnəʊ.mə/ us/bɪˌnaɪn əˈdriː.nəl ˌæd.əˈnoʊ.mə/
肾上腺良性肿瘤
a harmless tumour that forms in the adrenal glands and usually does not cause any problems for the patient