cerebellar signs

Introduction

Signs of cerebellar dysfunction.

Etiology

• congenital
  • cerebral palsy
  • developmental anomaly
    • Chiari malformation
    • cerebellar dysplasia, cerebellar aplasia
      • Dandy-Walker syndrome
  • hereditary disorders
    • Friedrich's ataxia
• acquired
  • demyelination: multiple sclerosis
  • vascular
    • ischemic stroke
    • intracranial hemorrhage, hemorrhagic stroke
    • vascular malformation
    • vasculitis
  • neoplasm
    • primary
      • astrocytoma
      • hemangioblastoma
    • secondary
  • infection
    • viral encephalitis
    • tuberculous meningitis
  • metabolic disorders
    • thiamine deficiency
    • hypothyroidism
  • xeonbiotics: drugs & toxins
    • phenytoin
    • barbiturates
    • alchoholism
    • lead poisoning
  • paraneoplastic, cerebellar degeneration associated with
    • lung carcinoma
    • breast carcinoma
  • trauma

Clinical manifestations

• hypotonia
• lack of co-ordination with disdianochokinesia
• nystagmus
• dysarthria, both scanning & explosive speech
• gait ataxia: postural instability & broad-based gait
• intention tremor)

More general terms

• sign/symptom

Additional terms

• cerebellar ataxia (cerebellar syndrome, cerebellar dysmetria)
• cerebellar disease
• cerebellum