Congenital fiber-type disproportion myopathy

A rare genetic, congenital, non-dystrophic myopathy characterized by neonatal or infantile-onset hypotonia and mild to severe generalized muscle weakness.



Input patient's signs and symptoms


Narrow down the case reports



Total: 8 (papers)

  


(per page)
Matched Phenotype  Gene  Mutation  MeSH
Rank
(Similarity)
PMID
(PMCID)
1
(27.8%)
9484111
Craniofacial abnormalities associated with congenital fiber type disproportion myopathy.
Baccetti T, Defraia E, Donati MA.
J Clin Pediatr Dent. 1997;21(2):167-71.
Open bite
Child Craniofacial Abnormalities Dental Care for Chronically Ill Homo sapiens Male Malocclusion Myopathy Skeletal Myocytes
2
(17.5%)
12376748
A girl with 1p36 deletion syndrome and congenital fiber type disproportion myopathy.
Okamoto N, Toribe Y, Nakajima T, Okinaga T, Kurosawa K, Nonaka I, Shimokawa O, Matsumoto N.
J Hum Genet. 2002;47(10):556-9.
Myopathy
Animal Disease Models Animals Child, Preschool Chromosome Deletion Chromosomes, Human, Pair 1 Congenital Structural Myopathy DNA-Binding Proteins Females Fluorescent in Situ Hybridization Growth Disorders Homo sapiens Mice, Knockout Mus Proto-Oncogene Mas Proto-Oncogene Proteins Skeletal Myocytes Syndrome
2
(17.5%)
10844410
Alternative splicing of exon 17 and a missense mutation in exon 20 of the insulin receptor gene in two brothers with a novel syndrome of insulin resistance (congenital fiber-type disproportion myopathy).
Vorwerk P, Christoffersen CT, Muller J, Vestergaard H, Pedersen O, De Meyts P.
Horm Res. 1999;52(5):211-20.
Insulin resistance Myopathy
ACTA1 INSR
Alleles Alternative Splicing Base Sequence Child Congenital Structural Myopathy DNA Primers DNA, Complementary Exons Females Genetic Polymorphism Heterozygote Homo sapiens In Vitro Techniques Insulin Insulin Receptor Insulin Resistance Male Missense Mutation Mutagenesis, Site-Directed Phenotype Point Mutation Protein Tyrosine Kinase Syndrome Tertiary Protein Structure
2
(17.5%)
10073429
Cardiac manifestations of congenital fiber-type disproportion myopathy.
Banwell BL, Becker LE, Jay V, Taylor GP, Vajsar J.
J Child Neurol. 1999;14(2):83-7.
Congestive heart failure Myopathy
Biopsy Cardiomyopathy, Dilated Females Heart Transplantation Homo sapiens Infant Infant, Newborn Male Myopathies, Nemaline
2
(17.5%)
9695625
[A case of congenital myopathy with the pathologic transformation from fiber type disproportion to type 1 fiber predominance myopathy].
Shibata R, Kusakawa I, Ozawa M, Ohya T, Nonaka I.
No To Hattatsu. 1998;30(4):307-11.
Myopathy
Biopsy Homo sapiens Infant Male Myopathy Skeletal Myocytes
2
(17.5%)
1524518
Early predictors of poor outcome in congenital fiber-type disproportion myopathy.
Torres CF, Moxley RT.
Arch Neurol. 1992;49(8):855-6.
Ptosis Muscle weakness
Child Child, Preschool Females Homo sapiens Male Myopathy
7
(4.0%)
23005904
Respiratory syncytial virus-associated encephalopathy complicated by congenital myopathy.
Nakamura K, Kato M, Sasaki A, Shiihara T, Hayasaka K.
Pediatr Int. 2012;54(5):709-11.
Acute encephalopathy
Acute Disease Brain Diseases Congenital Structural Myopathy Females Homo sapiens Human respiratory syncytial virus Infant Respiration, Artificial Respiratory Syncytial Virus Infections Seizures
7
(4.0%)
16122635
Severe gastrointestinal dysmotility in a patient with congenital myopathy: causal relationship to decrease of interstitial cells of Cajal.
Kubota M, Kanda E, Ida K, Sakakihara Y, Hayashi M.
Brain Dev. 2005;27(6):447-50.
Gastrointestinal dysmotility
Child, Preschool Females Gastrointestinal Motility Homo sapiens Intestines, Small Myenteric Plexus Myopathy Severity of Illness Index
        

Phenotype(s) retrieved from Orphanet

    Total: 43

HPO ID Term Frequency
HP:0001252 Muscular hypotonia Very frequent (99-80%)
HP:0001315 Reduced tendon reflexes Very frequent (99-80%)
HP:0003198 Myopathy Very frequent (99-80%)
HP:0003324 Generalized muscle weakness Very frequent (99-80%)
HP:0000218 High palate Frequent (79-30%)
HP:0000276 Long face Frequent (79-30%)
HP:0000767 Pectus excavatum Frequent (79-30%)
HP:0001270 Motor delay Frequent (79-30%)
HP:0001388 Joint laxity Frequent (79-30%)
HP:0001508 Failure to thrive Frequent (79-30%)
HP:0001558 Decreased fetal movement Frequent (79-30%)
HP:0001612 Weak cry Frequent (79-30%)
HP:0002033 Poor suck Frequent (79-30%)
HP:0002205 Recurrent respiratory infections Frequent (79-30%)
HP:0002515 Waddling gait Frequent (79-30%)
HP:0002747 Respiratory insufficiency due to muscle weakness Frequent (79-30%)
HP:0002792 Reduced vital capacity Frequent (79-30%)
HP:0003273 Hip contracture Frequent (79-30%)
HP:0003458 EMG: myopathic abnormalities Frequent (79-30%)
HP:0006466 Ankle flexion contracture Frequent (79-30%)
HP:0008180 Mildly elevated creatine kinase Frequent (79-30%)
HP:0010804 Tented upper lip vermilion Frequent (79-30%)
HP:0011807 Type 1 muscle fiber atrophy Frequent (79-30%)
HP:0011968 Feeding difficulties Frequent (79-30%)
HP:0030192 Fatigable weakness of bulbar muscles Frequent (79-30%)
HP:0000347 Micrognathia Occasional (29-5%)
HP:0000508 Ptosis Occasional (29-5%)
HP:0000602 Ophthalmoplegia Occasional (29-5%)
HP:0001374 Congenital hip dislocation Occasional (29-5%)
HP:0001561 Polyhydramnios Occasional (29-5%)
HP:0001762 Talipes equinovarus Occasional (29-5%)
HP:0002089 Pulmonary hypoplasia Occasional (29-5%)
HP:0002751 Kyphoscoliosis Occasional (29-5%)
HP:0002987 Elbow flexion contracture Occasional (29-5%)
HP:0003307 Hyperlordosis Occasional (29-5%)
HP:0003691 Scapular winging Occasional (29-5%)
HP:0004322 Short stature Occasional (29-5%)
HP:0006380 Knee flexion contracture Occasional (29-5%)
HP:0008981 Calf muscle hypertrophy Occasional (29-5%)
HP:0012785 Flexion contracture of finger Occasional (29-5%)
HP:0000028 Cryptorchidism Very rare (4-1%)
HP:0001249 Intellectual disability Very rare (4-1%)
HP:0001644 Dilated cardiomyopathy Very rare (4-1%)


Phenotype(s) retrieved from case reports

    Total: 3

HPO ID Term # of case reports
HP:0000855 Insulin resistance 1
HP:0006846 Acute encephalopathy 1
HP:0011950 Bronchiolitis 1


Causative gene(s) retrieved from Orphanet

    Total: 8

Gene Symbol Gene Name Entrez Gene ID
MAP3K20 mitogen-activated protein kinase kinase kinase 20 51776
ACTA1 actin alpha 1, skeletal muscle 58
SELENON selenoprotein N 57190
TPM2 tropomyosin 2 7169
TPM3 tropomyosin 3 7170
MYL2 myosin light chain 2 4633
ITGA7 integrin subunit alpha 7 3679
HACD1 3-hydroxyacyl-CoA dehydratase 1 9200