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Pontocerebellar hypoplasia type 2

ORPHA:2524Malformation syndromeAutosomal recessiveInfancy, Neonatal

Ассоциированные гены (5)

TSEN15
tRNA splicing endonuclease subunit 15
Disease-causing germline mutation(s) (loss of function) in
OMIM: 608756
TSEN54
tRNA splicing endonuclease subunit 54
Disease-causing germline mutation(s) in
OMIM: 608755
TSEN34
tRNA splicing endonuclease subunit 34
Disease-causing germline mutation(s) in
OMIM: 608754
TSEN2
tRNA splicing endonuclease subunit 2
Disease-causing germline mutation(s) in
OMIM: 608753
SEPSECS
Sep (O-phosphoserine) tRNA:Sec (selenocysteine) tRNA synthase
Disease-causing germline mutation(s) in
OMIM: 613009

Фенотипы (40)

Очень частый (80–99%)10
HP:0001250Seizure
HP:0001266Choreoathetosis
HP:0001320Cerebellar vermis hypoplasia
HP:0001321Cerebellar hypoplasia
HP:0002123Generalized myoclonic seizure
HP:0002360Sleep abnormality
HP:0006850Hypoplasia of the ventral pons
HP:0011344Severe global developmental delay
HP:0011968Feeding difficulties
HP:0031162Impaired oropharyngeal swallow response
Частый (30–79%)12
HP:0000253Progressive microcephaly
HP:0000340Sloping forehead
HP:0001270Motor delay
HP:0002020Gastroesophageal reflux
HP:0002033Poor suck
HP:0002104Apnea
HP:0002268Paroxysmal dystonia
HP:0002365Hypoplasia of the brainstem
HP:0002719Recurrent infections
HP:0007663Reduced visual acuity
HP:0012469Infantile spasms
HP:0200136Oral-pharyngeal dysphagia
Периодический (5–29%)16
HP:0008936Axial hypotonia
HP:0001257Spasticity
HP:0002079Hypoplasia of the corpus callosum
HP:0002119Ventriculomegaly
HP:0002536Abnormal cortical gyration
HP:0003487Babinski sign
HP:0003558Viral infection-induced rhabdomyolysis
HP:0006895Lower limb hypertonia
HP:0006989Dysplastic corpus callosum
HP:0007598Bilateral single transverse palmar creases
HP:0011171Simple febrile seizures
HP:0011471Gastrostomy tube feeding in infancy
HP:0012765Widened cerebellar subarachnoid space
HP:0025190Bilateral tonic-clonic seizure with generalized onset
HP:0100704Cerebral visual impairment
HP:0200049Upper limb hypertonia
Очень редкий (1–4%)1
HP:0002350Cerebellar cyst
Исключён (0%)1
HP:0001999Abnormal facial shape

Эпидемиология (2)

Cases/families
Worldwide
Point prevalence
Unknown
Worldwide

Лекарства и терапия

Источник: Open Targets Platform (в реальном времени)

Клинические исследования

Источник: ClinicalTrials.gov (в реальном времени)

Внешние ресурсы