bilateral perisylvian polymicrogyria
MONDO:0020340Mondo
Findings
No curated finding names bilateral perisylvian polymicrogyria yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Features
49 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormality of neuronal migrationHPOHP:0002269
- Very frequent (80% to 99% of cases)
- Bilateral perisylvian polymicrogyriaHPOHP:0032407
- Very frequent (80% to 99% of cases)
- Delayed speech and language developmentHPOHP:0000750
- Frequent (30% to 79% of cases)
- Distal arthrogryposisHPOHP:0005684
- Frequent (30% to 79% of cases)
- EEG with central focal spikesHPOHP:0012014
- Frequent (30% to 79% of cases)
- EEG with parietal focal spikesHPOHP:0012017
- Frequent (30% to 79% of cases)
- EEG with polyspike wave complexesHPOHP:0002392
- Frequent (30% to 79% of cases)
- Flexion contractureHPOHP:0001371
- Frequent (30% to 79% of cases)
- Floppy infantHPOHP:0008947
- Frequent (30% to 79% of cases)
- Focal-onset seizureHPOHP:0007359
- Frequent (30% to 79% of cases)
- Global developmental delayHPOHP:0001263
- Frequent (30% to 79% of cases)
- HyperreflexiaHPOHP:0001347
- Frequent (30% to 79% of cases)
Show the remaining 37
- Intellectual disabilityHPOHP:0001249
- Frequent (30% to 79% of cases)
- Language impairmentHPOHP:0002463
- Frequent (30% to 79% of cases)
- Perisylvian predominant thick cortex pachygyriaHPOHP:0020190
- Frequent (30% to 79% of cases)
- SeizureHPOHP:0001250
- Frequent (30% to 79% of cases)
- SpasticityHPOHP:0001257
- Frequent (30% to 79% of cases)
- Specific learning disabilityHPOHP:0001328
- Frequent (30% to 79% of cases)
Where it sits
- A kind of
Other names
1 name
Resolves to: bilateral perisylvian polymicrogyria
- Also called
- Congenital Bilateral perisylvian polymicrogyria