Comparison of conventional versus neurotransmitter (GABA) metabolite characteristics for MRS
| Metabolite Characteristics | Conventional Metabolites (NAA, Cr, Cho) | Neurotransmitters (GABA) |
|---|---|---|
| Magnitude | Large | Small |
| Function | Structural | Physiologic |
| Spatial | Homogeneous | Regional |
| Temporal | Constant | Dynamic |