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Table 3 Radiological site of lesions of 36 cases of ischemic stroke with aphasia

From: A hospital-based study of post-stroke aphasia: frequency, risk factors, and topographic representation

Types of aphasia

Number of cases (%)

Site of each lesion

Global aphasia

18 (50%)

12 cases total left MCA infarction

1 case total right MCA infarction

2 cases left frontal infarctions, involves the cortex and the subcortical WM, (MCA territory)

2 cases left parietal infarction, involves the cortex and the subcortical WM, (MCA territory)

1 case left parietal-occipital infarction

Broca’s (motor aphasia)

10 (27.8%)

3 cases left frontal operculum and the anterior insula

1 case right frontoparietal operculum and the insula (MCA territory)

3 cases left frontoparietal infarction, involves the cortex and the subcortical WM, with extension to the premotor, motor, and sensory areas at the lateral surface (MCA territory)

3 case left basal ganglionic infarction (putamen and lenticulocapsular region—MCA territory, lateral lenticulostriate).

Wernicke’s (sensory aphasia)

4 (11.1%)

2 cases left temporoparietal infarction, involves the cortex and the subcortical WM, (MCA territory)

1 case left temporal infarction, involves the cortex and the subcortical WM, (MCA territory).

1 case left basal ganglionic infarction, lentiform nucleus (MCA territory, lateral lenticulostriate)

Conductive aphasia

3 (8.3%)

3 cases diffuse small vessels ischemia (periventricular and deep WM)

Nominal aphasia

1 (2.8%)

Left angular gyrus infarction (MCA territory)

  1. MCA middle cerebral artery, WM white matter