Cervical spinal cord MRI in the sagittal plane of a 28-year-old woman with polyphasic neuromyelitis optica. (A) T1-weighted image showing thickening of the cord from C7 to T2 with patchy areas of subtle intraparenchymal hyperintensity. (B) T1-weighted image, post gadolinium contrast administration, showing several enhancing lesions from C7 to T2. (C) T2-weighted image showing a contingous area of increased signal intensity spanning from C6 to T3.

http://www.google.com.eg/imgres?imgurl=http://www.mult-sclerosis.org/news/Jan2003/art-sn446182.fig1&imgrefurl=http://www.mult-sclerosis.org/news/Jan2003/FullTextNeuromyelitisOpticaDevicsDisease.html&usg=__bW3qnDSD2KImPAyuckf2jfQL_5Y=&h=360&w=550&sz=83&hl=en&start=3&sig2=aK9oafqysA1RUrExivD35A&itbs=1&tbnid=IS2HgGfJbLGs1M:&tbnh=87&tbnw=133&prev=/images%3Fq%3Dspinal%2Bcord%2Bmultiple%2Bsclerosis,mri%26hl%3Den%26sa%3DG%26gbv%3D2%26tbs%3Disch:1&ei=Ga0KTImvEYWO_AaLp6XIAw

http://www.mmorris.com/ms/MRI/MRI%2520CSpine.jpg

http://www.scielo.br/img/revistas/anp/v66n1/34f2.jpg