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The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 4 Cut-off values for hyperechogenicity of the 3 DGM structures, as established in the healthy control group

From: Validation of brain parenchyma sonography as a marker of neurodegeneration in multiple sclerosis

DGM structure

≥ 75th percentile (cm2)

≥ 90th percentile (cm2)

SN

0.19

0.22

RN

0.08

0.09

Th

5.31

6.12

  1. DGM deep grey matter, n number, RLS restless leg syndrome, cm2 centimeter square, SN substantia nigra, RN red nucleus, Th. thalamus
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