DO_rare_slim NCIthesaurus disease has location platelet blood platelet disease Glanzmann's thrombasthenia MIM:273800 MESH:D013915 NCI:C61249 GARD:2478 DOID:2219 A blood coagulation disease characterized by autosomal recessive inheritance of failure of platelet aggregation and absent or diminished clot retraction that has_material_basis_in mutation in the ITGA2B or ITGB3 genes on chromosome 17q21.32. SNOMEDCT_US_2025_09_01:32942005 ICD10CM:D69.1 UMLS_CUI:C0040015 ORDO:849 Glanzmann thrombasthenia Glycoprotein IIb/IIIa defect OMIM mapping confirmed by DO. [LS]. Thrombocytasthenia deficiency of GP IIb-IIIa complex deficiency of glycoprotein complex IIb-IIIa deficiency of platelet fibrinogen receptor disease_ontology BDPLT2 platelet glycoprotein IIb-IIIa deficiency platelet-type bleeding disorder 2 thrombasthenia of Glanzmann and Naegeli