TABLE 2:

Signal intensity of deep gray matter

Patient (No.)GPPutThSNRNDN
QSI/CSFSI/CCQSI/CSFSI/CCQSI/CSFSI/CCQSI/CSFSI/CCQ/CSF/CCQ/CSF/CC
A. On T1WI
1NNNNNNNNNNNNNNNNNN
2HNNNNNHNNNNNNNNHNN
3NNNNNNNNNNNNNNNNNN
4NNNNNNHHHNNNNNNNNN
5HHNNNHNHHHHHNNHNHH
6NNNNNHHHNNNNHHNNNN
7HHHNHNHHHNHNNHNNHN
8HNNNNNHHHNNNHNNNNN
9NNNNNNHHHHNNNNNHNN
10HHNNNNHHHHNNHHHHNN
B. On T2WI
1
2LLLNNNNLLLLNNLLLLN
3NLNNNNNNNNLNNLNLLN
4NLNNLNNNNLLNNLNLLN
5NLNNLNNLNNNNNNNLLN
6NLLLLNNLNLLNNLLLNN
7LLLNLNLLLLLLNNNLLL
8NLLLLNLLNLLNNNNLNN
9NLLNLNNLNNNNNNNLNN
10LLLLLLLNNLLLNNNNNN
  • Note.—Pt signifies patient; T1WI, T1-weighted image; T2WI, T2-weighted image; GP, globus pallidus; Put, putamen; Th, thalamus; SN, substantia nigra; RN, red nucleus; DN, dentate nucleus; Q, qualitative analysis; SI/CSF, signal intensity ratio relative to CSF in the lateral ventricle; SI/CC, signal intensity ratio relative to the genu of corpus callosum; H, high; L, low; and N, normal range.