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Unilateral lingual paralysis after isolated unilateral infarction in the primary motor cortex
  1. P M Rodríguez Cruz1,
  2. P Sobrino García1,
  3. A García Pastor1,2
  1. 1Neurology Department, Hospital General Universitario Gregorio Marañón, Madrid, Spain
  2. 2Stroke Unit, Hospital General Universitario Gregorio Marañón, Madrid, Spain
  1. Correspondence to Dr Pedro María Rodríguez Cruz, Servicio de Neurología, Hospital General Universitario Gregorio Marañón c/Doctor Esquerdo 46, Madrid 28007, Spain; rodriguezcruzpm{at}gmail.com

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Case report

A 37-year-old man presented with sudden onset of dysarthria. He had a history of colorectal cancer. On examination, his tongue deviated to the right on protrusion (figure 1) but his face, jaw, neck and limb muscles were normal.

Figure 1

The tongue deviated to the right on protrusion.

An MR scan of brain (FLAIR sequence) showed a high signal intensity area in the left precentral gyrus with restricted diffusion (figure 2). There was no contrast enhancement. Two weeks …

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