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To investigate serotonin (SERT) and dopamine (DAT) transporter availabilities in depressed patients under treatment with the selective serotonin reuptake inhibitor (SSRI) escitalopram.27 patients (10m, 42±16y) underwent [123I]β-CIT SPECT to assess SERT and DAT availabilities at baseline and after four weeks of treatment with escitalopram. Hamilton Rating Scale for Depression (HAMD) and Beck Depression...
Dopaminergic pathways are implicated in motivational aspects of substance use disorders, and might contribute to withdrawal phenomena, as well as an increased long-term risk of relapse. Molecular imaging with positron emission tomography (PET) revealed reductions in the availability of binding sites for D 2/3 receptor ligands in striatum of withdrawn abusers of cocaine; corresponding results...
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