neurodevelopmental disorder with progressive microcephaly, spasticity, and brain anomalies
MONDO:0060502Mondo
Findings
No curated finding names neurodevelopmental disorder with progressive microcephaly, spasticity, and brain anomalies yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
- Inheritance
- Autosomal recessive inheritance
- Onset and course
- Congenital onset · Infantile onset
HPO, annotations 2026-09-02
Features
78 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.
- Abnormal cortical gyrationHPOHP:0002536
- 10 of 10 reported patients
- Frequent (30% to 79% of cases)
- Abnormal pyramidal signHPOHP:0007256
- 7 of 7 reported patients
- Abnormality of extrapyramidal motor functionHPOHP:0002071
- 7 of 7 reported patients
- Frequent (30% to 79% of cases)
- Absent speechHPOHP:0001344
- 6 of 6 reported patients
- Bulbar palsyHPOHP:0001283
- 4 of 4 reported patients
- Frequent (30% to 79% of cases)
- Cessation of head growthHPOHP:0004485
- 6 of 6 reported patients
- Coarse facial featuresHPOHP:0000280
- 7 of 7 reported patients
- Cognitive impairmentHPOHP:0100543
- 8 of 8 reported patients
- Contractures of the large jointsHPOHP:0005781
- 7 of 7 reported patients
- Frequent (30% to 79% of cases)
- Delayed fine motor developmentHPOHP:0010862
- 6 of 6 reported patients
- Delayed gross motor developmentHPOHP:0002194
- 6 of 6 reported patients
- Delayed speech and language developmentHPOHP:0000750
- 7 of 7 reported patients
- Frequent (30% to 79% of cases)
Show the remaining 66
- Exaggerated startle responseHPOHP:0002267
- 6 of 6 reported patients
- Frequent (30% to 79% of cases)
- Failure to thriveHPOHP:0001508
- 7 of 7 reported patients
- Frequent (30% to 79% of cases)
- Global developmental delayHPOHP:0001263
- 14 of 14 reported patients
- Frequent (30% to 79% of cases)
- HypertoniaHPOHP:0001276
- 6 of 6 reported patients
- KyphosisHPOHP:0002808
- 7 of 7 reported patients
- Frequent (30% to 79% of cases)
- Optic atrophyHPOHP:0000648
Genes
1 gene
Germline variants in the gene encoding each protein, as classified by GenCC submitters, each in their own words. Limited, disputed and refuted submissions are listed too.
- PLAAHGNC:9043
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2020
- Strong · PanelApp Australia · Autosomal recessive · 2025
- Strong · G2P · Autosomal recessive · 2017