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Sixty-seven percent of HIV-positive subjects without cognitive impairment, 88%of HIV-positive subjects with mild cognitive impairment,and 20%of HIV- negative subjects had abnormal SPECT scans(P<.05)for both HIV-positive groups when each group was compared with HIV-negative subjects).Compared with gay HIV-negative control subjects,focal SPECT defects are seen with an increased frequency in HIV-positive gay men with mild cognitive impairment. |
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