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Dilated cardiomyopathy 1J(CMD1J)

MedGen UID:
343105
Concept ID:
C1854368
Disease or Syndrome
Synonyms: CARDIOMYOPATHY, DILATED, WITH SENSORINEURAL HEARING LOSS, AUTOSOMAL DOMINANT; CMD1J; EYA4-Related Dilated Cardiomyopathy
Modes of inheritance:
Autosomal dominant inheritance
MedGen UID:
141047
Concept ID:
C0443147
Intellectual Product
Source: Orphanet
A mode of inheritance that is observed for traits related to a gene encoded on one of the autosomes (i.e., the human chromosomes 1-22) in which a trait manifests in heterozygotes. In the context of medical genetics, an autosomal dominant disorder is caused when a single copy of the mutant allele is present. Males and females are affected equally, and can both transmit the disorder with a risk of 50% for each child of inheriting the mutant allele.
 
Gene (location): EYA4 (6q23.2)
 
Monarch Initiative: MONDO:0011541
OMIM®: 605362
Orphanet: ORPHA217622

Definition

Sensorineural deafness with dilated cardiomyopathy is an extremely rare autosomal dominant syndrome described in two families to date and characterized by moderate to severe sensorineural hearing loss manifesting during childhood, and associated with late-onset dilated cardiomyopathy that generally progresses to heart failure. [from ORDO]

Clinical features

From HPO
Sudden death
MedGen UID:
8257
Concept ID:
C0011071
Pathologic Function
Rapid and unexpected death.
Sudden cardiac death
MedGen UID:
38841
Concept ID:
C0085298
Pathologic Function
The heart suddenly and unexpectedly stops beating resulting in death within a short time period (generally within 1 h of symptom onset).
Primary dilated cardiomyopathy
MedGen UID:
2880
Concept ID:
C0007193
Disease or Syndrome
Familial dilated cardiomyopathy is a genetic form of heart disease. It occurs when heart (cardiac) muscle becomes thin and weakened in at least one chamber of the heart, causing the open area of the chamber to become enlarged (dilated). As a result, the heart is unable to pump blood as efficiently as usual. To compensate, the heart attempts to increase the amount of blood being pumped through the heart, leading to further thinning and weakening of the cardiac muscle. Over time, this condition results in heart failure.\n\nIt usually takes many years for symptoms of familial dilated cardiomyopathy to cause health problems. They typically begin in mid-adulthood, but can occur at any time from infancy to late adulthood. Signs and symptoms of familial dilated cardiomyopathy can include an irregular heartbeat (arrhythmia), shortness of breath (dyspnea), extreme tiredness (fatigue), fainting episodes (syncope), and swelling of the legs and feet. In some cases, the first sign of the disorder is sudden cardiac death. The severity of the condition varies among affected individuals, even in members of the same family.
Congestive heart failure
MedGen UID:
9169
Concept ID:
C0018802
Disease or Syndrome
The presence of an abnormality of cardiac function that is responsible for the failure of the heart to pump blood at a rate that is commensurate with the needs of the tissues or a state in which abnormally elevated filling pressures are required for the heart to do so. Heart failure is frequently related to a defect in myocardial contraction.
Abnormal left ventricular function
MedGen UID:
69237
Concept ID:
C0242698
Pathologic Function
Inability of the left ventricle to perform its normal physiologic function. Failure is either due to an inability to contract the left ventricle or the inability to relax completely and fill with blood during diastole.
Sensorineural hearing loss disorder
MedGen UID:
9164
Concept ID:
C0018784
Disease or Syndrome
A type of hearing impairment in one or both ears related to an abnormal functionality of the cochlear nerve.

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
Follow this link to review classifications for Dilated cardiomyopathy 1J in Orphanet.

Recent clinical studies

Etiology

Chen J, Naseem RH, Obel O, Joglar JA
J Cardiovasc Electrophysiol 2007 Jul;18(7):722-5. Epub 2007 Apr 30 doi: 10.1111/j.1540-8167.2007.00834.x. PMID: 17472714
Ricci R, Pignalberi C, Disertori M, Capucci A, Padeletti L, Botto G, Toscano S, Miraglia F, Grammatico A, Santini M
Eur Heart J 2002 Sep;23(18):1471-9. doi: 10.1053/euhj.2001.3154. PMID: 12208228
Strickberger SA, Daoud E, Goyal R, Chan KK, Bogun F, Castellani M, Harvey M, Horwood LE, Niebauer M, Man KC, Morady F
Am Heart J 1996 May;131(5):961-5. doi: 10.1016/s0002-8703(96)90180-5. PMID: 8615317

Diagnosis

Ricci R, Pignalberi C, Disertori M, Capucci A, Padeletti L, Botto G, Toscano S, Miraglia F, Grammatico A, Santini M
Eur Heart J 2002 Sep;23(18):1471-9. doi: 10.1053/euhj.2001.3154. PMID: 12208228

Therapy

Chen J, Naseem RH, Obel O, Joglar JA
J Cardiovasc Electrophysiol 2007 Jul;18(7):722-5. Epub 2007 Apr 30 doi: 10.1111/j.1540-8167.2007.00834.x. PMID: 17472714
Ricci R, Pignalberi C, Disertori M, Capucci A, Padeletti L, Botto G, Toscano S, Miraglia F, Grammatico A, Santini M
Eur Heart J 2002 Sep;23(18):1471-9. doi: 10.1053/euhj.2001.3154. PMID: 12208228
Strickberger SA, Daoud E, Goyal R, Chan KK, Bogun F, Castellani M, Harvey M, Horwood LE, Niebauer M, Man KC, Morady F
Am Heart J 1996 May;131(5):961-5. doi: 10.1016/s0002-8703(96)90180-5. PMID: 8615317
Kasahara H, Itoh M, Sugiyama T, Kido N, Hayashi H, Saito H, Tsukita S, Kato N
J Clin Invest 1994 Sep;94(3):1026-36. doi: 10.1172/JCI117416. PMID: 8083344Free PMC Article

Prognosis

Chen J, Naseem RH, Obel O, Joglar JA
J Cardiovasc Electrophysiol 2007 Jul;18(7):722-5. Epub 2007 Apr 30 doi: 10.1111/j.1540-8167.2007.00834.x. PMID: 17472714
Ricci R, Pignalberi C, Disertori M, Capucci A, Padeletti L, Botto G, Toscano S, Miraglia F, Grammatico A, Santini M
Eur Heart J 2002 Sep;23(18):1471-9. doi: 10.1053/euhj.2001.3154. PMID: 12208228

Clinical prediction guides

Chen J, Naseem RH, Obel O, Joglar JA
J Cardiovasc Electrophysiol 2007 Jul;18(7):722-5. Epub 2007 Apr 30 doi: 10.1111/j.1540-8167.2007.00834.x. PMID: 17472714
Ricci R, Pignalberi C, Disertori M, Capucci A, Padeletti L, Botto G, Toscano S, Miraglia F, Grammatico A, Santini M
Eur Heart J 2002 Sep;23(18):1471-9. doi: 10.1053/euhj.2001.3154. PMID: 12208228

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