Human Phenotype Ontology 
Grandparent Node:
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Abnormality of blood and blood-forming tissues (HP:0001871)help
Parent Node:
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Abnormal erythrocyte morphology (HP:0001877)help
..Starting node
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Blood group antigen abnormality (HP:0010970)help
Term ID: 10970
Name: Blood group antigen abnormality
Synonym:
Definition: An abnormality of an erythrocyte cell surface molecule.
Comments:
Reference: HP:0010970
Genes and Diseases:
 
       Child Nodes:
........expandAbsence of Lutheran antigen on erythrocytes (HP:0010971) help

 Sister Nodes: 
..expandAbnormal erythrocyte enzyme level (HP:0030272) help
..expandAbnormal hematocrit (HP:0031850) help
..expandAbnormal hemoglobin (HP:0011902) help
..expandAbnormal mean corpuscular volume (HP:0025065) help
..expandAbnormal number of erythroid precursors (HP:0012131) help
..expandAbnormal reticulocyte morphology (HP:0004312) help
..expandAnemia (HP:0001903) help
..expandAnisocytosis (HP:0011273) help
..expandDysplastic erythropoesis (HP:0012134) help
..expandIncreased hemoglobin oxygen affinity (HP:0004825) help
..expandIncreased red cell osmotic fragility (HP:0005502) help
..expandIncreased red cell osmotic resistance (HP:0005546) help
..expandPoikilocytosis (HP:0004447) help
..expandPolycythemia (HP:0001901) help
..expandReduced erythrocyte 2,3-diphosphoglycerate concentration (HP:0030271) help
..expandRouleaux formation (HP:0031898) help
InputHPO IDHPO termDistanceGeneGene id entrezHGNC IDDiseaseIdDiseaseNameFrequencyOnsetHGMD variantsClinVar variants
 
HPO disease - gene - phenotype typical associations:
 
HPO disease - gene - phenotype less frequent non-typical associations:
HP:0010970HP:0010970Blood group antigen abnormality0A4GALT CL E G H5394718149OMIM:111400BLOOD GROUP, P1PK SYSTEM9
HP:0010970HP:0010970Blood group antigen abnormality0KLF1 CL E G H106616345OMIM:111150BLOOD GROUP--LUTHERAN INHIBITOR; INLU42
HP:0010970HP:0010971Absence of Lutheran antigen on erythrocytes1KLF1 CL E G H106616345OMIM:111150BLOOD GROUP--LUTHERAN INHIBITOR; INLU42


Genes (2) :A4GALT KLF1

Diseases (2) :OMIM:111400 OMIM:111150
 

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