618 Matching Annotations
  1. Oct 2026
    1. Supplementary Tables 1 and 2 combined information:

      Case6: GT6, Male, 7 years old

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: Not available per supplementary table 1

      ParentalGenotype: Parents are not consanguineous, no other genotype information available

      CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421

      (Bruising, purpura, ecchymosis, epistaxis)

      CaseHPOFreeText: N/A

      CaseNotHPOs: N/A

      CaseNotHPOsFreeText: N/A

      ProteinExpression: Showed 10-20% of αIIbβ3 expression measured by flow cytometry

      PlateletAggregation: Platelet aggregation showed a small amount of response to ADP and collagen but normal response to ristocetin

      CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

      Gene: ITGA2B

      Variant: NM_000419.3:c.812C>G (p.Ala271Gly) and NM_000419.3:c.2172G>A (p.Met724Gln)

      LegacyVariant: N/A

      ClinVar: N/A

      CAiD: CA399805123 (p.Ala271Gly) and CA399798895 (p.Met724Gln)

      gnomAD: N/A

    1. StopMB

      Case14: Patient MB

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: N/A

      ParentalGenotype: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: N/A

      CaseNotHPOs: N/A

      CaseNotHPOsFreeText: N/A

      ProteinExpression: N/A

      PlateletAggregation: N/A

      CasePreviousTesting: The amplification of DNA fragments using PCR and their electrophoretic migration through a denaturing gradient was used to scan the entire coding region, splice site junctions and promoter regions of the GPIIb and GPIIIa genes for all 20 patients in this study

      Gene: ITGA2B

      Variant: NM_000419.3:c.1211-78A>G

      LegacyVariant: N/A

      ClinVar: N/A

      CAiD: CA915940720

      gnomAD: N/A

    1. P4

      Case4: P4, gender, age, ethnicity not specified

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: N/A

      ParentalGenotype: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Article mentions all patients have a severe bleeding phenotype

      CaseNotHPOs: N/A

      CaseNotHPOsFreeText: N/A

      ProteinExpression: αIIbβ3 expression levels were (0.6% in patient 4)

      PlateletAggregation: N/A

      CasePreviousTesting: Acknowledgements section mentions acknowledging the Genoscope team for sequencing both ITGA2B and ITGB3 genes of the GT patients in this article

      Gene: ITGA2B

      Variant: NM_000419.3:c.857T>A (p.Val268Asp)

      LegacyVariant: N/A

      ClinVar: N/A

      CAiD: CA399805011

      gnomAD: N/A

    1. Supplementary Table S1:

      Case39: GT45, French, age and gender not specified

      DiseaseAssertion: Glanzmann thrombasthenia type I

      FamilyInfo: N/A

      ParentalGenotype: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

      CaseNotHPOs: N/A

      CaseNotHPOsFreeText: N/A

      ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

      PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

      CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

      Gene: ITGA2B

      Variant: NM_000419.3:c.551_626del (p.Arg184_Gln208del) and the other variant is noted as "LR deletion" and that is all the information we are given so I will note it as an Unknown Variant

      LegacyVariant: N/A

      ClinVar: N/A

      CAiD: CA915940373

      gnomAD: N/A

    1. GT14

      Case35: (GT14) Gender, age and ethnicity are not specified

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: N/A

      ParentalGenotype: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Inclusion criteria were patients with a history of mucocutaneous bleeding (Figure 1 shows a bar diagram of all the clinical manifestations in the patient cohort in this article)

      CaseNotHPOs: N/A

      ProteinExpression: Platelet receptor alphaIIbbeta3 protein was analyzed by flow cytometry followed by western blotting

      Platelet Aggregation: Inclusion criteria for probands was absent or reduced platelet aggregation with agonists such as ADP, adrenaline, arachidonic acid, and collagen (no mention of ristocetin here-- this article does not tell us the specific aggregation for each proband in the paper)

      CasePreviousTesting: For mutation analysis of ITGA2B and ITGB3 genes, DNA extraction from whole blood, PCR, heteroduplex PCR followed by CSGE and DNA sequencing were performed. All 30 exons of ITGA2B and 15 exons of ITGB3, as well as their promoters, were analyzed by CSGE following heteroduplex PCR.

      Gene:

      Variant: NM_000419.3:c.188+8del

      LegacyVariant: N/A

      ClinVar: N/A

      CAiD: CA8603523

      gnomAD MAF in the South Asian population is 0.0002613 https://gnomad.broadinstitute.org/variant/17-42466645-AC-A

    1. A 56-year-old Japanese female

      Case1: Female, 56 years old, Japanese

      DiseaseAssertion: Glanzmann thrombasthenia (Diagnosed at 21 years of age)

      FamilyInfo:

      ParentalGenotype:

      CasePresentingHPOs: HP:0004406, HP:0000225

      (Recurrent epistaxis, gingival bleeding)

      CaseHPOFreeText: N/A

      CaseNotHPOs: N/A

      CaseNotHPOsFreeText: N/A

      ProteinExpression: Flow cytometry demonstrated significantly decreased expression of CD41 and CD61 to less than 20% of normal levels (See Figure 2)

      PlateletAggregation: An in vitro assay revealed no platlet aggregation in response to agonists except ristocetin.

      CasePreviousTesting: DNA sequencing analysis revealed compound heterozygous mutations confirming a diagnosis of Glanzmann thrombasthenia

      Gene: ITGA2B

      Variant: NM_000419.3:c.2602-3C>G and NM_000419.3:c.641T>C (p.Leu214Pro)

      LegacyVariant: N/A

      ClinVar: 2893 and 2901

      CAiD: CA10575472 and CA115848

      gnomAD: MAF in East Asian population 0.00006523 http://gnomad.broadinstitute.org/variant/17-42453087-G-C

    1. M1

      Case9: (M1) Male, 9 years old, French Gypsy

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: N/A

      ParentalGenotype: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Mucocutaneous bleeding

      CaseNotHPOs: N/A

      ProteinExpression: Failed to express alphaIIbbeta3 on the surface of their platelets

      Platelet Aggregation: Absent platelet aggregation to all agonists (no mention for which agonists or response to ristocetin)

      CasePreviousTesting: All the information we are given is "mutation screening of the ITGA2B and ITGB3 genes" the method for sequencing etc. was not stated

      Gene: ITGA2B

      Variant: NM_000419.3:c.1544+1G>A

      LegacyVariant: N/A

      ClinVar: 2895

      CAiD: CA10575473

      gnomAD N/A

    1. The propositus (A.C.S.; II.1) in family 1 is a 22-yearold Portuguese girl

      Case1: Female, 22 years old, Portugese

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: Also studied were the patient’s mother (I.2),her father (1.1), and her sister (II.2). Of these family members, only her sister has reported excessive bleeding although platelet aggregation tests were normal for all of them. Consanguinity was present as her parents were cousins.

      ParentalGenotype: Parents heterozygous for mutation

      CasePresentingHPOs: HP:0000967

      (Petechia)

      CaseHPOFreeText: Mucocutaneous bleeding

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      ProteinExpression: <5% surface expression of aIIbb3

      PlateletAggregation: Absent with physiologic agonists but agglutination with ristocetin was normal

      CasePreviousTesting: We examined each of the 30 exons of the b3 gene and each of the 15 exons of the aIIb gene for migration changes in PCR-SSCP analysis

      Gene: ITGB3

      Variant:

      LegacyVariant:

      ClinVar:

      CAiD:

      gnomAD: N/A

    1. Case9: Patient MR, gender and age are not specified, all of these patients are Caucasian (either Italian or European)

      DiseaseAssertion: Glanzmann thrombasthenia

      FamilyInfo: N/A

      ParentalGenotype: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: All patients presented with a current or past history of bleeding and a bleeding time >15 min. Bleeding symptoms were evaluated by examining available hospital records. Mild bleeders were defined as those who bled only after trauma or surgery or had minor symptoms, such as epistaxis. Moderate/severe bleeders were defined as those with a history of spontaneous or life threatening hemorrhages, such as gastrointestinal bleeding, or who had repeated episodes requiring platelet transfusions

      CaseNotHPOs: N/A

      CaseNotHPOsFreeText: N/A

      ProteinExpression: See Table 1

      PlateletAggregation: See Table 1

      CasePreviousTesting: To identify point mutations responsible for GT, we have sequenced all coding regions of Ib and 3 genes and intron/exon boundaries.

      Gene: ITGA2B

      Variant: NM_000419.3:c.1214T>C (p.Ile374Thr)

      LegacyVariant: N/A

      ClinVar: N/A

      CAiD: CA290950815

      gnomAD: N/A

    1. Case#: Consequence 4 Table 1 in Data Supplement (1 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.2156G>A (p.Arg719Gln)

      ClinVar: 14107 https://www.ncbi.nlm.nih.gov/clinvar/variation/14107/

      CAID: n/a

      gnomAD: absent

    2. Case#: Consequence 6 Table 1 in Data Supplement (1 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.2146G>A (p.Gly716Arg)

      ClinVar: 14105 https://www.ncbi.nlm.nih.gov/clinvar/variation/14105/

      CAID: n/a

      gnomAD: absent

    3. Case#: Consequence 3 Table 1 in Data Supplement (4 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.2717A>G (p.Asp906Gly)

      ClinVar: 14125 https://www.ncbi.nlm.nih.gov/clinvar/variation/14125/

      CAID: n/a

      gnomAD: 0.000008792 European (non-Finnish) https://gnomad.broadinstitute.org/variant/14-23893321-T-C

    4. Case#: Consequence 12 Table 1 in Data Supplement (1 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.208A>T (p.Thr70Ser)

      ClinVar: 42877 https://www.ncbi.nlm.nih.gov/clinvar/variation/42877/

      CAID: n/a

      gnomAD: 0.00001761 European (non-Finnish) https://gnomad.broadinstitute.org/variant/14-23902430-T-A

    5. Case#: Consequence 24 Table 1 in Data Supplement (1 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.1357C>T (p.Arg453Cys)

      ClinVar: 14089 https://www.ncbi.nlm.nih.gov/clinvar/variation/14089/

      CAID: n/a

      gnomAD: absent

    6. Case#: Consequence 1 Table 1 in Data Supplement (1 case)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.1988G>A (p.Arg663His)

      ClinVar: 42875 https://www.ncbi.nlm.nih.gov/clinvar/variation/42875/

      CAID: n/a

      gnomAD: 0.00003097 European (non-Finnish) https://gnomad.broadinstitute.org/variant/14-23896042-C-T

    7. Case#: Consequence 17 Table 1 in Data Supplement (1 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.2681A>G (p.Glu894Gly)

      ClinVar: 42922 https://www.ncbi.nlm.nih.gov/clinvar/variation/42922/

      CAID: n/a

      gnomAD: absent

    8. Case#: Consequence 21 Table 1 in Data Supplement (1 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.2945T>C (p.Met982Thr)

      ClinVar: 42941 https://www.ncbi.nlm.nih.gov/clinvar/variation/42941/

      CAID: n/a

      gnomAD: 0.001416 European (non-Finnish) https://gnomad.broadinstitute.org/variant/14-23892910-A-G

    9. Case#: Consequence 18 Table 1 in Data Supplement (4 cases)

      DiseaseAssertion: HCM

      FamilyInfo: N/A

      CasePresentingHPOs: N/A

      CaseHPOFreeText: Cardiac magnetic resonance imaging, BSA, NYHA functional class, obstructive HCM, atrial fibrillation, coronary artery disease, NSVT, Syncope, SCD family hitory, wall thickness

      CaseNotHPOs: N/A

      CaseNotHPOFreeText: N/A

      CasePreviousTesting: Additional oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing for MYBPC3, TMP1, TNNC1, TNNI2, TNNI3, TNNT2, ACTC1, MYL3

      CaseGenotypingMethod: oligonucleotide hybridization–based DNA sequencing and dideoxy-based DNA sequencing

      Variant: NM_000257.4(MYH7):c.1750G>C (p.Gly584Arg)

      ClinVar: 14090 https://www.ncbi.nlm.nih.gov/clinvar/variation/14090/

      CAID: n/a

      gnomAD: 0.000008790 European (non-Finnish) https://gnomad.broadinstitute.org/variant/14-23896932-C-G