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Fig. 3 | BMC Neurology

Fig. 3

From: Transcranial sonography with clinical and demographic characteristics to predict cognitive impairment in PD: a longitudinal study

Fig. 3

Male, 65 years old. a Midbrain area was 4.99cm2 and SN grading 2 at the first treatment; b After 3 years, the symptoms of rigidity and resting tremor worsened, and there is a decrease in calculation and memory. When hospitalized again, the midbrain area was 5.03cm2 and the SN grading was 3; At the last discharge diagnosis, the patient had cognitive impairment

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