Anatomy

Medullary cavity

Dissection (medical)

Stroke (engine)

Ataxia

Myocardial infarction

Psychiatry

Engineering

Cardiology

Surgery

Infarction

Vertigo

Nystagmus

Hyperhidrosis

Audiology

Medicine

Mechanical engineering

Practical Neurology

A 39-year-old woman presented with vertigo and difficulty controlling her right side. She had a right-sided Horner’s syndrome, gaze-evoked horizontal nystagmus with the fast-beating phase to the left, and right upper and lower limb ataxia with reduced temperature sensation to the left side of her face, arm and leg. MR scan of brain showed a right lateral medullary infarct secondary to a dissection of the right vertebral artery (figure 1). A week after her stroke, she noticed increased sweating on the left side of …

Contralateral hyperhidrosis following lateral medullary infarction