<prompt> Hypoechoic lesion within prostate in USG seen in a Adenocarcinomab Normal prostate tissuec Infertilityd Urethral obstructione BPHababae  <response>: Most of the prostatic carcinomas adenocarcinomas are lzypoechoic, but may be hyperechoic or isoechoic.Echogenicity of BPH varies, it may be diffusely homogeneous and hypoechoic or hyperechoic, but some degree of inhomogeniety is noted in most cases. 