Assessment of aphasia

Last reviewed: 28 Apr 2022
Last updated: 24 May 2022




  • Ischaemic stroke
  • Intracerebral haemorrhage
  • Alzheimer's disease
  • Traumatic head injury
Full details


  • Subdural haematoma
  • Subarachnoid haemorrhage
  • Migraine
  • Herpes encephalitis
  • West Nile encephalitis
  • Bacterial infection/abscess
  • Fungal abscess
  • Prion disease
  • Toxoplasmosis
  • Lyme disease
  • Non-fluent/agrammatic variant primary progressive aphasia (PPA)
  • Semantic variant PPA
  • Logopenic variant PPA
  • Aphasia dysarthria motor neuron disease (amyotrophic lateral sclerosis [ALS]-frontotemporal degeneration)
  • Primary brain tumour
  • Brain metastases
  • Multiple sclerosis
  • Sarcoidosis
  • Acute disseminated encephalomyelitis
  • Seizure
  • Conversion disorder
  • Wernicke's encephalopathy (thiamine deficiency)
Full details



Argye E. Hillis, MD, MA

Professor of Neurology

Johns Hopkins University School of Medicine




AEH receives research grant support from the National Institutes of Health (NIH), is member of the Board of Directors of the World Stroke Association, receives payment from the American Heart Association for her role as Associate Editor of Stroke, and from Elsevier for her role as Associate Editor of Practice Update Neurology. AEH receives royalties from Psychology Press for a book she edited (Handbook of Adult Language Disorders). She has received an honorarium and travel reimbursement from Sun Pharmaceuticals to lecture on Aphasia at a CME conference in India. AEH is also an author of a number of references cited in this monograph.

Peer reviewers

Rajesh R. Tampi, MD, MS

Associate Clinical Professor of Psychiatry

Yale University School of Medicine

New Haven



RRT declares that he has no competing interests.

Cory Toth, BSc, MD, FRCP(C)

Assistant Professor of Neurosciences

Hotchkiss Brain Institute

University of Calgary




CT declares that he has no competing interests.

Alexander Leff, MBBS, BSc, MRCP, PhD

Senior Clinical Lecturer and Honorary Consultant Neurologist

Institute of Neurology

National Hospital for Neurology and Neurosurgery

University College London




AL declares that he has no competing interests.

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