heterogeneous hypoechoic lesionsubcutaneous hypoechoic lesionirregular hypoechoic lesionhypoechoic avascular lesionhypoechoic lesion pancreaslobulated hypoechoic lesionhypoechoic lesion in thyroidhypoechoic cystic lesionhypoechoic lesion ovaryhypoechoic lesion in spleenhypoechoic solid lesionhypoechoic lesion kidney
