glomus tympanicum

MRI T1 without contrast

MRI T1 with contrast.
D.D.:

1-GLOMUS TYMPANICUM.----->diffuse intense enhancement.

2-MENINGIOMA.---------------->diffuse intense enhancement.

3-SCHWANOMMA.--------------->heterogenous

4-CHOLESTEYATOMA----------->no enhancement.

reference of images :http://www.google.com.eg/imgres?imgurl=http://www.radiologyteacher.com/id/3434/1038-2-0-3.jpg&imgrefurl=http://www.radiologyteacher.com/index.cgi%3F%26nav%3Dview%26DatID%3D1038&usg=__taJlL4mjZ4zOimgWGZYD3WycZ80=&h=384&w=398&sz=57&hl=ar&start=32&sig2=r5QlfWUHrLPNOk5JIwQibw&zoom=1&itbs=1&tbnid=Ghu1z5GjYWheHM:&tbnh=120&tbnw=124&prev=/images%3Fq%3Dglomus%2Btympanicum,mri%26start%3D20%26hl%3Dar%26sa%3DN%26gbv%3D2%26ndsp%3D20%26tbs%3Disch:1&ei=eL7qTO3JKcTTjAeQ7LWGAw