Single-voxel 1H-MR spectroscopic findings of chronic infections and malignant tumors in the masticator space

Case No./Sex/AgeOriginPathologyVOI (cm3)Cho SignalCho Signal-to-Noise Ratio
1/F/29UnknownChronic infection8.00–N/A
2/M/42UnknownChronic infection8.39–N/A
3/M/26OdontogenicChronic infection11.73+2.50
4/M/16MandibleChronic infection13.29–N/A
5/F/71MandibleChronic infection6.62+2.46
6/M/3OdontogenicChronic infection10.48+2.13
7/F/11MandibleChronic infection5.52+2.15
8/M/49UnknownAdenoid cystic carcinoma8.00+6.49
9/F/49Maxillary sinusAdenoid cystic carcinoma6.74+2.50
10/M/39Maxillary sinusAdenoid cystic carcinoma6.11+4.88
11/M/22UnknownAdenoid cystic carcinoma7.74+11.84
12//M/70UnknownAdenocarcinoma12.48+3.47
13/M/82MetastasisAdenocarcinoma4.17+3.40
14/F/49Parotid glandMucoepithelial carcinoma10.11+7.20
15/M/29Parotid glandRhabdomyosarcoma18.35+11.08
16/M/33UnknownRhabdomyosarcoma5.12+4.95
17/M/57UnknownFibrosarcoma7.83+2.22
18/M/46UnknownMyxofibrosarcoma7.63+3.96
19/M/32MandibleMalignant fibrous histiocytoma7.99+2.30
20/M/20UnknownSynovial sarcoma7.76+10.25
21/F/34UnknownSquamous cell carcinoma8.00+10.64
22/M/51OropharynxSquamous cell carcinoma10.58+5.44
23/M/49Maxillary sinusSquamous cell carcinoma17.62+2.74
24/M/70Soft palateSquamous cell carcinoma7.88+4.56

  • Note:—N/A indicates not available for measurement; VOI, volume of interest.