Human Phenotype Ontology 
Grandparent Node:
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Abnormal platelet aggregation (HP:0030402)help
Parent Node:
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Abnormality of von Willebrand factor (HP:0012146)help
Parent Node:
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Impaired platelet aggregation (HP:0003540)help
..Starting node
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Impaired ristocetin-induced platelet aggregation (HP:0011871)help
Term ID: 11871
Name: Impaired ristocetin-induced platelet aggregation
Synonym:
Definition: Abnormal response to ristocetin as manifested by reduced or lacking aggregation of platelets upon addition of ristocetin.
Comments:
Reference: HP:0011871
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandImpaired ADP-induced platelet aggregation (HP:0004866) help
..expandImpaired arachidonic acid-induced platelet aggregation (HP:0011870) help
..expandImpaired calcium ionophore-induced platelet aggregation (HP:0031130) help
..expandImpaired collagen-induced platelet aggregation (HP:0008320) help
..expandImpaired collagen-related peptide-induced platelet aggregation (HP:0031128) help
..expandImpaired convulxin-induced platelet aggregation (HP:0031127) help
..expandImpaired epinephrine-induced platelet aggregation (HP:0008148) help
..expandImpaired phorbol myristate acetate-induced platelet aggregation (HP:0031129) help
..expandImpaired thrombin-induced platelet aggregation (HP:0011872) help
..expandImpaired thromboxane A2 agonist-induced platelet aggregation (HP:0011894) help


Genes (6) :GP1BA GP1BB GP9 IKZF5 ITGA2B ITGB3

Diseases (4) :ORPHA:274 OMIM:231200 OMIM:619130 ORPHA:849
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is December 15 2022 release.