<prompt> Which is true about Lipoma on USG, MRI CTit is hypoechoic,hypointense,hypodenseit is hyperechoic,hyperintense,hyperdenseit is hypoechoic,hypointense hyperdenseit is hyperechoic,hyperintense,hypodense  <response>: Fat is hyperechoic white on Ultrasound. Fat is hyperintensewhite on both T1 T2 W MRI in modern MRI sequences. Fat is hypodense black on CT with Hu of around -100 HU. On CT, lipomas are well-demarcated homogeneous masses of hypodensity -90 to -150 HU. USG of lipoma of thigh CT axial view showing lipoma in right lateral aspect of neck. MRI T1 W image axial view showing lipoma in left cheek. 