Home
User Guide
What's in a MalaCard Search Guide Our Sources
Analysis Tools
GeneCards GeneAnalytics GeneAlaCart PathCards VarElect TGex
News and Views Disease Lists/Categories
About
About MalaCards Our Publications Weizmann Institute LifeMap Discovery® Terms of Use MalaCards Team
MCID: FRS012
MIFTS: 31

First-Degree Atrioventricular Block

Categories: Cardiovascular diseases
Genes Variations Tissues Related diseases Publications Pathways Drugs
Sources

Aliases & Classifications for First-Degree Atrioventricular Block

About this section

MalaCards integrated aliases for First-Degree Atrioventricular Block:

Name: First-Degree Atrioventricular Block 12 15
First Degree Atrioventricular Block 6 73

Classifications:

MalaCards categories:
Anatomical: Cardiovascular diseases
See all MalaCards categories (disease lists)
ICD10: 33


External Ids:

Disease Ontology 12 DOID:0050821
ICD10 33 I44.0
UMLS 73 C0085614
Sources

Summaries for First-Degree Atrioventricular Block

About this section
MalaCards based summary : First-Degree Atrioventricular Block, also known as first degree atrioventricular block, is related to progressive familial heart block, type ia and left bundle branch hemiblock. An important gene associated with First-Degree Atrioventricular Block is MYH7 (Myosin Heavy Chain 7), and among its related pathways/superpathways are Gap junction trafficking and Antiarrhythmic Pathway, Pharmacodynamics. The drugs Immunologic Factors and Fingolimod Hydrochloride have been mentioned in the context of this disorder. Affiliated tissues include heart and testes, and related phenotypes are Decreased shRNA abundance (Z-score < -2) and Decreased shRNA abundance (Z-score < -2)

Wikipedia : 76 First-degree atrioventricular block (AV block), or PR prolongation, is a disease of the electrical... more...

Sources

Related Diseases for First-Degree Atrioventricular Block

About this section

Diseases related to First-Degree Atrioventricular Block via text searches within MalaCards or GeneCards Suite gene sharing:

(show all 40)
# Related Disease Score Top Affiliating Genes
1 progressive familial heart block, type ia 30.5 GJA5 SCN5A
2 left bundle branch hemiblock 30.4 KRT74 SCN5A
3 atrial standstill 1 29.9 GJA5 MYH7 SCN5A
4 heart disease 29.7 GJA5 MYH7 SCN5A
5 atrioventricular block 10.9
6 atrial fibrillation 10.2
7 cardiac conduction defect 10.1 MYH7 SCN5A
8 ventricular tachycardia, catecholaminergic polymorphic, 1, with or without atrial dysfunction and/or dilated cardiomyopathy 10.1 MYH7 SCN5A
9 familial isolated dilated cardiomyopathy 10.1 MYH7 SCN5A
10 atrial standstill 10.1 GJA5 SCN5A
11 progressive familial heart block 10.1 GJA5 SCN5A
12 intrinsic cardiomyopathy 10.0 MYH7 SCN5A
13 third-degree atrioventricular block 10.0 DSG4 SCN5A
14 arteries, anomalies of 10.0
15 supravalvular aortic stenosis 10.0
16 atrioventricular dissociation 10.0
17 fabry disease 10.0
18 coronary artery anomaly 10.0
19 brugada syndrome 10.0
20 extrapulmonary tuberculosis 10.0
21 intrahepatic cholestasis of pregnancy 10.0
22 endocarditis 10.0
23 mitral valve insufficiency 10.0
24 cholestasis 10.0
25 duodenal ulcer 10.0
26 hypertrophic cardiomyopathy 10.0
27 syncope 10.0
28 cardiomyopathy, dilated, 1e 10.0 MYH7 SCN5A
29 heart conduction disease 10.0 GJA5 SCN5A
30 hypotrichosis 6 10.0 DSG4 KRT74
31 hypotrichosis 10.0 DSG4 KRT74
32 hypotrichosis 7 10.0 DSG4 KRT74
33 hypotrichosis 8 10.0 DSG4 KRT74
34 cardiac arrest 9.9 MYH7 SCN5A
35 hair disease 9.9 DSG4 KRT74
36 monilethrix 9.9 DSG4 KRT74
37 oculodentodigital dysplasia 9.9 GJA5 GJC1
38 dilated cardiomyopathy 9.9 GJA5 MYH7 SCN5A
39 familial atrial fibrillation 9.8 GJA5 SCN5A
40 sinoatrial node disease 9.8 GJA5 GJC1 SCN5A

Comorbidity relations with First-Degree Atrioventricular Block via Phenotypic Disease Network (PDN): (show all 44)


Acute Cystitis Acute Kidney Failure
Anxiety Aortic Atherosclerosis
Aortic Valve Disease 1 Atrioventricular Block
Benign Essential Hypertension Bronchitis
Cardiac Arrest Cardiac Arrhythmia
Chronic Kidney Failure Chronic Myocardial Ischemia
Deficiency Anemia Dressler's Syndrome
Esophagitis Familial Atrial Fibrillation
Generalized Atherosclerosis Gout
Heart Disease Hyperlipoproteinemia, Type Iv
Hypertension, Essential Hypertrophic Cardiomyopathy
Hypoglycemia Hypothyroidism
Intermediate Coronary Syndrome Iron Deficiency Anemia
Ischemic Heart Disease Kidney Disease
Left Bundle Branch Hemiblock Malignant Essential Hypertension
Mitral Valve Disease Mobitz Type Ii Atrioventricular Block
Osteoarthritis Peripheral Vascular Disease
Postinflammatory Pulmonary Fibrosis Progressive Familial Heart Block, Type Ia
Prostatic Hypertrophy Pulmonary Hypertension, Primary, 1
Right Bundle Branch Block Sinoatrial Node Disease
Third-Degree Atrioventricular Block Transient Cerebral Ischemia
Tricuspid Valve Disease Ventricular Fibrillation, Paroxysmal Familial, 1

Graphical network of the top 20 diseases related to First-Degree Atrioventricular Block:



Diseases related to First-Degree Atrioventricular Block
Sources

Symptoms & Phenotypes for First-Degree Atrioventricular Block

About this section

GenomeRNAi Phenotypes related to First-Degree Atrioventricular Block according to GeneCards Suite gene sharing:

26 (show all 13)
# Description GenomeRNAi Source Accession Score Top Affiliating Genes
1 Decreased shRNA abundance (Z-score < -2) GR00366-A-116 9.53 SCN5A
2 Decreased shRNA abundance (Z-score < -2) GR00366-A-134 9.53 MYH7
3 Decreased shRNA abundance (Z-score < -2) GR00366-A-139 9.53 DSG4 GJA5 MYH7 SCN5A
4 Decreased shRNA abundance (Z-score < -2) GR00366-A-14 9.53 MYH7
5 Decreased shRNA abundance (Z-score < -2) GR00366-A-184 9.53 MYH7
6 Decreased shRNA abundance (Z-score < -2) GR00366-A-200 9.53 GJA5
7 Decreased shRNA abundance (Z-score < -2) GR00366-A-204 9.53 DSG4
8 Decreased shRNA abundance (Z-score < -2) GR00366-A-209 9.53 DSG4
9 Decreased shRNA abundance (Z-score < -2) GR00366-A-211 9.53 GJA5
10 Decreased shRNA abundance (Z-score < -2) GR00366-A-33 9.53 DSG4
11 Decreased shRNA abundance (Z-score < -2) GR00366-A-58 9.53 SCN5A
12 Decreased shRNA abundance (Z-score < -2) GR00366-A-61 9.53 GJA5
13 Decreased shRNA abundance (Z-score < -2) GR00366-A-62 9.53 GJA5

MGI Mouse Phenotypes related to First-Degree Atrioventricular Block:

46
# Description MGI Source Accession Score Top Affiliating Genes
1 cardiovascular system MP:0005385 9.35 GJA5 GJC1 MYH7 SCN5A TSPO
2 muscle MP:0005369 8.92 GJA5 GJC1 MYH7 SCN5A
Sources

Drugs & Therapeutics for First-Degree Atrioventricular Block

About this section

Drugs for First-Degree Atrioventricular Block (from DrugBank, HMDB, Dgidb, PharmGKB, IUPHAR, NovoSeek, BitterDB):

(show all 36)
# Name Status Phase Clinical Trials Cas Number PubChem Id
1 Immunologic Factors Phase 4,Phase 2,Phase 3
2 Fingolimod Hydrochloride Phase 4
3 Immunosuppressive Agents Phase 4
4 Immunoglobulins, Intravenous Phase 2, Phase 3
5 Immunoglobulins Phase 2, Phase 3
6 gamma-Globulins Phase 2, Phase 3
7 Antibodies Phase 2, Phase 3
8 Rho(D) Immune Globulin Phase 2, Phase 3
9 Autoantibodies Phase 2, Phase 3
10
Hydroxychloroquine Approved Phase 2 118-42-3 3652
11
Ritonavir Approved, Investigational Phase 2 155213-67-5 392622
12
Emtricitabine Approved, Investigational Phase 2 143491-57-0 60877
13
Tenofovir Experimental, Investigational Phase 2 147127-20-6 464205
14 Hematinics Phase 2
15 Epoetin alfa Phase 2 113427-24-0
16 Prolyl-Hydroxylase Inhibitors Phase 2
17 Antiprotozoal Agents Phase 2
18 Antiparasitic Agents Phase 2
19 Antimalarials Phase 2
20 Anti-Infective Agents Phase 2
21 Antirheumatic Agents Phase 2
22 Integrase Inhibitors Phase 2
23 HIV Integrase Inhibitors Phase 2
24 Anti-HIV Agents Phase 2
25 Nucleic Acid Synthesis Inhibitors Phase 2
26 HIV Protease Inhibitors Phase 2
27 Raltegravir Potassium Phase 2
28 Reverse Transcriptase Inhibitors Phase 2
29 Antiviral Agents Phase 2
30 Cytochrome P-450 Enzyme Inhibitors Phase 2
31 Anti-Retroviral Agents Phase 2
32 Cytochrome P-450 CYP3A Inhibitors Phase 2
33
protease inhibitors Phase 2
34 Atazanavir Sulfate Phase 2
35
Lacosamide Approved 175481-36-4, 860352-01-8 219078
36 Anticonvulsants

Interventional clinical trials:

(show all 15)
# Name Status NCT ID Phase Drugs
1 STudy to vAlidate telemetRic ECG Systems for firsT Dose Administration of Fingolimod (START) Completed NCT01585298 Phase 4 FTY720
2 Preventive IVIG Therapy for Congenital Heart Block Completed NCT00460928 Phase 2, Phase 3 intravenous immune globulin (IVIG)
3 4 Week Switch Study in Hemodialysis-dependent Subjects With Anemia Associated With Chronic Kidney Disease Completed NCT01587924 Phase 2 GSK1278863;rhEPO
4 Preventive Approach to Congenital Heart Block With Hydroxychloroquine Recruiting NCT01379573 Phase 2 Hydroxychloroquine
5 Phase IIB Pilot of Atazanavir + Raltegravir Terminated NCT00768989 Phase 2 Atazanavir;Raltegravir;Atazanavir;Ritonavir;Tenofovir/Emtricitabine
6 Minimizing Ventricular Pacing Unknown status NCT01611389 Not Applicable
7 BiventRicular Pacing in prolongEd Atrio-Ventricular intervaL: the REAL-CRT Study Unknown status NCT02150538 Not Applicable
8 Pacing in First-degree AV-block Completed NCT01985802 Not Applicable
9 Evolution of the PR Interval in Patients Implanted With a Pacemaker Using the SafeR Mode Completed NCT02586480
10 Post-Authorization Safety Study to Assess the Safety of Vimpat as add-on Therapy in Patients With Partial-onset Seizures Completed NCT00771927 Lacosamide
11 Cardiac Dysfunction in Traumatic Brain Injury Completed NCT03566368
12 Comparison Between Standard and Ultrasound Integrated Approach for Risk Stratification of Syncope in the Emergency Department Recruiting NCT02781207
13 STIMTAVI : Evolution of Atrioventricular Conduction Disorders After TAVI Active, not recruiting NCT03338582
14 Magnesium Effect on Embryonal PR Interval Not yet recruiting NCT03047304 Not Applicable
15 Restoration of Atrioventricular Synchrony Trial Terminated NCT01275833 Not Applicable

Search NIH Clinical Center for First-Degree Atrioventricular Block

Sources

Genetic Tests for First-Degree Atrioventricular Block

About this section
Sources

Anatomical Context for First-Degree Atrioventricular Block

About this section

MalaCards organs/tissues related to First-Degree Atrioventricular Block:

41
Heart, Testes
Sources

Publications for First-Degree Atrioventricular Block

About this section

Articles related to First-Degree Atrioventricular Block:

(show top 50) (show all 61)
# Title Authors Year
1
Treatment of intrahepatic cholestasis of pregnancy with ursodeoxycholic acid associated with improvement of fetal first-degree atrioventricular block. ( 29484735 )
2018
2
Marked First-Degree Atrioventricular Block and Pseudo-Pacemaker Syndrome in a Pediatric Patient. ( 29435607 )
2018
3
Slow pathway modification for treatment of pseudo-pacemaker syndrome due to first-degree atrioventricular block with dual atrioventricular nodal physiology. ( 29707483 )
2018
4
First-degree atrioventricular block on basal electrocardiogram predicts future arrhythmic events in patients with Brugada syndrome: a long-term follow-up study from the Veneto region of Northeastern Italy. ( 29986018 )
2018
5
Symptomatic first-degree atrioventricular block in a young woman after taking a fat burner supplement. ( 29162998 )
2017
6
Marked Symptomatic Sinus Bradycardia With New Onset First-Degree Atrioventricular Block After Concomitant Methadone and Trazodone Use. ( 28953513 )
2017
7
Pregabalin-induced first degree atrioventricular block in a young patient treated for pain from extrapulmonary tuberculosis. ( 29424197 )
2017
8
First-degree atrioventricular block: risk marker or innocent finding? ( 26936340 )
2016
9
Outcomes Related to First-Degree Atrioventricular Block and Therapeutic Implications in Patients With Heart Failure. ( 29766868 )
2016
10
First-degree atrioventricular block is associated with advanced atrioventricular block, atrial fibrillation and left ventricular dysfunction in patients with hypertension. ( 24695396 )
2014
11
First-degree atrioventricular block may not be that benign after all. ( 24695392 )
2014
12
First-degree atrioventricular block is associated with advanced atrioventricular block, atrial fibrillation and left ventricular dysfunction in patients with hypertension. ( 24509124 )
2014
13
Association of WPW syndrome and first-degree atrioventricular block : Electrocardiographic diagnosis. ( 23873008 )
2014
14
Marked First Degree Atrioventricular Block: an extremely prolonged PR interval associated with Atrioventricular Dissociation in a young Nigerian man with Pseudo-Pacemaker Syndrome: a case report. ( 25371009 )
2014
15
First-degree atrioventricular block and pseudopacemaker syndrome. ( 23791585 )
2013
16
Short- and long-term outcomes depending on electrical dyssynchrony markers in patients presenting with acute heart failure: clinical implication of the first-degree atrioventricular block and QRS prolongation from the Korean Heart Failure registry. ( 23237134 )
2013
17
Coronary Artery to Right Atrium Fistula Associated With First Degree Atrioventricular Block: A Rare Association. ( 26316663 )
2013
18
Profound first-degree atrioventricular block. ( 24057329 )
2013
19
Atazanavir induced first degree atrioventricular block and ventricular tachycardia: a case report. ( 23691707 )
2013
20
Significance of first-degree atrioventricular block in acute endocarditis. ( 23440164 )
2013
21
Conventional and biventricular pacing in patients with first-degree atrioventricular block. ( 22516061 )
2012
22
First-degree atrioventricular block is associated with heart failure and death in persons with stable coronary artery disease: data from the Heart and Soul Study. ( 21606074 )
2011
23
Second diastolic pulmonary venous flow and isolated late diastolic mitral valve regurgitation in first-degree atrioventricular block. ( 19933289 )
2010
24
Long-term outcomes in individuals with prolonged PR interval or first-degree atrioventricular block. ( 19549974 )
2009
25
Reversal of first-degree atrioventricular block in Fabry disease. ( 19901148 )
2009
26
Outcomes in patients with prolonged PR interval or first-degree atrioventricular block. ( 19903913 )
2009
27
Outcomes in patients with prolonged PR interval or first-degree atrioventricular block. ( 19903912 )
2009
28
Prevention of complete heart block in children of mothers with anti-SSA/Ro and anti-SSB/La autoantibodies: detection and treatment of first-degree atrioventricular block. ( 19584727 )
2009
29
Ecg of the month. Unusual electrocardiogram 42 years after operation for supravalvular aortic stenosis and 6 years after aortic valve replacement. Sinus rhythm with first degree atrioventricular block. ( 18681350 )
2008
30
Transient syncope, left bundle branch block and first degree atrioventricular block after &amp;quot;pill-in-the-pocket&amp;quot; administration. ( 17408787 )
2008
31
ECG of the month. Sinus arrhythmia with first-degree atrioventricular block. ( 17397337 )
2007
32
First-degree atrioventricular block. Clinical manifestations, indications for pacing, pacemaker management &amp;amp; consequences during cardiac resynchronization. ( 17334913 )
2006
33
Comparison of the prevalence of first-degree atrioventricular block in African-American and in Caucasian patients: an electrocardiographic study III. ( 15233485 )
2004
34
First-degree atrioventricular block and restrictive physiology as cardiac manifestations of Fabry's disease. ( 12630653 )
2003
35
Transient first-degree atrioventricular block following intercostal nerve block for vascular ring repair. ( 11123133 )
2001
36
First-degree atrioventricular block in alprazolam overdose reversed by flumazenil. ( 10344640 )
1999
37
Perioperative transcutaneous pacemaker in patients with chronic bifascicular block or left bundle branch block and additional first-degree atrioventricular block. ( 10456813 )
1999
38
Progression of first degree atrioventricular block to second degree Mobitz type I block during spinal anesthesia associated with induced hypertension. ( 10513378 )
1999
39
The safety of adenosine pharmacologic stress testing in patients with first-degree atrioventricular block in the presence and absence of atrioventricular blocking medications. ( 10548144 )
1999
40
Perioperative risk of bradyarrhythmias in patients with asymptomatic chronic bifascicular block or left bundle branch block: does an additional first-degree atrioventricular block make any difference? ( 9523812 )
1998
41
Effect of multiple doses of oral isradipine on atrioventricular conduction in patients with first-degree atrioventricular block. ( 10099039 )
1998
42
Transient hypertrophic cardiomyopathy with first degree atrioventricular block and QT prolongation. Report of one case. ( 8333286 )
1993
43
Diastolic mitral regurgitation in patients with first-degree atrioventricular block. ( 1279574 )
1992
44
First degree atrioventricular block associated with right atrial myxoma. ( 2349187 )
1990
45
First-degree atrioventricular block in a young duodenal ulcer patient treated with a standard oral dose of ranitidine. ( 3177090 )
1988
46
First-degree atrioventricular block induced by oral cimetidine. ( 2880057 )
1987
47
First degree atrioventricular block. ( 3584915 )
1987
48
First degree atrioventricular block with periodic variations in conduction time. ( 3726422 )
1986
49
Site of conduction delay and electrophysiologic significance of first-degree atrioventricular block in children with heart disease. ( 3993564 )
1985
50
First degree atrioventricular block. ( 6373267 )
1984
Sources

Variations for First-Degree Atrioventricular Block

About this section

ClinVar genetic disease variations for First-Degree Atrioventricular Block:

6
# Gene Variation Type Significance SNP ID Assembly Location
1 MYH7 NM_000257.3(MYH7): c.4717G> A (p.Glu1573Lys) single nucleotide variant Uncertain significance rs750987717 GRCh37 Chromosome 14, 23885449: 23885449
2 MYH7 NM_000257.3(MYH7): c.4717G> A (p.Glu1573Lys) single nucleotide variant Uncertain significance rs750987717 GRCh38 Chromosome 14, 23416240: 23416240
Sources

Expression for First-Degree Atrioventricular Block

About this section
Search GEO for disease gene expression data for First-Degree Atrioventricular Block.
Sources

Pathways for First-Degree Atrioventricular Block

About this section

Pathways related to First-Degree Atrioventricular Block according to GeneCards Suite gene sharing:

# Super pathways Score Top Affiliating Genes
1
Gap junction trafficking 66
Show member pathways
 10.95 GJA5 GJC1
2
Antiarrhythmic Pathway, Pharmacodynamics 61
10.37 GJA5 SCN5A
Sources

GO Terms for First-Degree Atrioventricular Block

About this section

Cellular components related to First-Degree Atrioventricular Block according to GeneCards Suite gene sharing:

# Name GO ID Score Top Affiliating Genes
1 gap junction GO:0005921 9.16 GJA5 GJC1
2 connexin complex GO:0005922 8.96 GJA5 GJC1
3 intercalated disc GO:0014704 8.8 GJA5 GJC1 SCN5A

Biological processes related to First-Degree Atrioventricular Block according to GeneCards Suite gene sharing:

(show all 17)
# Name GO ID Score Top Affiliating Genes
1 transmembrane transport GO:0055085 9.72 GJA5 GJC1 SCN5A
2 muscle contraction GO:0006936 9.57 GJC1 MYH7
3 cornification GO:0070268 9.56 DSG4 KRT74
4 cell communication GO:0007154 9.54 GJA5 GJC1
5 cardiac muscle contraction GO:0060048 9.52 MYH7 SCN5A
6 regulation of heart rate by cardiac conduction GO:0086091 9.51 GJA5 SCN5A
7 regulation of heart rate GO:0002027 9.49 MYH7 SCN5A
8 regulation of ventricular cardiac muscle cell membrane repolarization GO:0060307 9.48 GJA5 SCN5A
9 ventricular cardiac muscle cell action potential GO:0086005 9.46 GJA5 SCN5A
10 regulation of atrial cardiac muscle cell membrane depolarization GO:0060371 9.43 GJA5 SCN5A
11 atrial cardiac muscle cell action potential GO:0086014 9.4 GJC1 SCN5A
12 regulation of ventricular cardiac muscle cell membrane depolarization GO:0060373 9.37 GJA5 SCN5A
13 gap junction assembly GO:0016264 9.32 GJA5 GJC1
14 SA node cell action potential GO:0086015 9.26 GJA5 SCN5A
15 AV node cell to bundle of His cell communication GO:0086067 9.16 GJA5 SCN5A
16 AV node cell to bundle of His cell communication by electrical coupling GO:0086053 8.96 GJA5 GJC1
17 SA node cell to atrial cardiac muscle cell communication by electrical coupling GO:0086021 8.62 GJA5 GJC1

Molecular functions related to First-Degree Atrioventricular Block according to GeneCards Suite gene sharing:

# Name GO ID Score Top Affiliating Genes
1 gap junction channel activity GO:0005243 9.16 GJA5 GJC1
2 gap junction channel activity involved in AV node cell-bundle of His cell electrical coupling GO:0086077 8.96 GJA5 GJC1
3 gap junction channel activity involved in SA node cell-atrial cardiac muscle cell electrical coupling GO:0086020 8.62 GJA5 GJC1
Sources

Sources for First-Degree Atrioventricular Block

About this section
3 CDC
7 CNVD
9 Cosmic
10 dbSNP
11 DGIdb
17 ExPASy
19 FMA
28 GO
29 GTR
30 HGMD
31 HMDB
32 HPO
33 ICD10
34 ICD10 via Orphanet
35 ICD9CM
36 IUPHAR
37 KEGG
38 LifeMap
40 LOVD
42 MedGen
44 MeSH
45 MESH via Orphanet
46 MGI
49 NCI
50 NCIt
51 NDF-RT
54 NINDS
55 Novoseek
57 OMIM
58 OMIM via Orphanet
62 PubMed
64 QIAGEN
69 SNOMED-CT via HPO
70 SNOMED-CT via Orphanet
71 TGDB
72 Tocris
73 UMLS
74 UMLS via Orphanet
The MalaCards human disease database index: 1-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Content
Loading form....