Broca's aphasia
E37743
Broca's aphasia is a language disorder characterized by non-fluent, effortful speech and relatively preserved comprehension, typically resulting from damage to the left frontal lobe of the brain.
Aliases (1)
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
aphasia
→
language disorder → neurogenic communication disorder → |
| affects |
spoken language production
→
written language production → |
| alsoKnownAs |
expressive aphasia
→
non-fluent aphasia → |
| associatedWith |
apraxia of speech
→
frustration about communication difficulties → right facial weakness → right hemiparesis → |
| belongsToCategory |
neuropsychology
→
speech and language pathology → |
| commonCause |
intracerebral hemorrhage
→
ischemic stroke → |
| diagnosedBy |
neuroimaging
→
neurological examination → speech and language assessment → |
| distinguishedFrom |
Wernicke's aphasia
→
global aphasia → |
| hasCharacteristic |
agrammatism
→
effortful speech → impaired grammatical production → impaired repetition → non-fluent speech → reduced phrase length → relatively preserved auditory comprehension → speech apraxia may be present → telegraphic speech → word-finding difficulty → |
| hasSubtype |
mild Broca's aphasia
→
moderate Broca's aphasia → severe Broca's aphasia → |
| historicalDescriptionYear |
1861
→
|
| historicallyDescribedBy |
Paul Broca
→
|
| ICD10Code |
R47.01
→
|
| mayBenefitFrom |
augmentative and alternative communication
→
|
| namedAfter |
Paul Broca
→
|
| possibleCause |
brain tumor
→
focal brain infection → neurosurgical lesion → traumatic brain injury → |
| treatedWith |
intensive language rehabilitation
→
speech-language therapy → |
| typicalLesionHemisphere |
left cerebral hemisphere
→
|
| typicalLesionLocation |
Broca's area
→
left frontal lobe → left inferior frontal gyrus → |
| typicallySpared |
language comprehension relative to production
→
|
| typicalOnset |
sudden onset in vascular cases
→
|
Referenced by (4)
| Subject (surface form when different) | Predicate |
|---|---|
|
Broca's aphasia
("non-fluent aphasia")
→
|
alsoKnownAs |
|
Paul Broca
→
|
hasEponym |
|
Broca's area
→
|
lesionCauses |
|
Paul Broca
→
|
notableConcept |