Human Phenotype Ontology 
Grandparent Node:
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Abnormality of bone marrow cell morphology (HP:0005561)help
Parent Node:
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Abnormal megakaryocyte morphology (HP:0012143)help
..Starting node
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Increased megakaryocyte count (HP:0005513)help
Term ID: 5513
Name: Increased megakaryocyte count
Synonym:
Definition: Increased megakaryocyte number, i.e., of platelet precursor cells, present in the bone marrow.
Comments:
Reference: HP:0005513
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandIncreased micromegakaryocyte count (HP:0031386) help
..expandIncreased multinucleated megakaryocyte count (HP:0031387) help
..expandMegakaryocyte dysplasia (HP:0031689) help
..expandMegakaryocyte nucleus hyperlobulation (HP:0031388) help
..expandMegakaryocyte nucleus hypolobulation (HP:0031385) help
..expandMegakaryocytopenia (HP:0005548) 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:0005513HP:0005513Increased megakaryocyte count0CALR CL E G H8111455ORPHA:3318Essential thrombocythemiaHP:0040281 - Very frequent1
HP:0005513HP:0005513Increased megakaryocyte count0JAK2 CL E G H37176192ORPHA:3318Essential thrombocythemiaHP:0040281 - Very frequent57
HP:0005513HP:0005513Increased megakaryocyte count0JAK2 CL E G H37176192OMIM:263300Polycythemia vera.57
HP:0005513HP:0005513Increased megakaryocyte count0MPL CL E G H43527217ORPHA:3318Essential thrombocythemiaHP:0040281 - Very frequent97
HP:0005513HP:0005513Increased megakaryocyte count0MPL CL E G H43527217OMIM:601977THROMBOCYTHEMIA 2; THCYT297
HP:0005513HP:0005513Increased megakaryocyte count0SF3B1 CL E G H2345110768ORPHA:75564Acquired idiopathic sideroblastic anemiaHP:0040284 - Very rare19
HP:0005513HP:0005513Increased megakaryocyte count0SH2B3 CL E G H1001929605ORPHA:3318Essential thrombocythemiaHP:0040281 - Very frequent4
HP:0005513HP:0005513Increased megakaryocyte count0TET2 CL E G H5479025941ORPHA:75564Acquired idiopathic sideroblastic anemiaHP:0040284 - Very rare3
HP:0005513HP:0005513Increased megakaryocyte count0TET2 CL E G H5479025941ORPHA:3318Essential thrombocythemiaHP:0040281 - Very frequent3
HP:0005513HP:0005513Increased megakaryocyte count0TP53 CL E G H715711998ORPHA:3318Essential thrombocythemiaHP:0040281 - Very frequent911


Genes (7) :CALR JAK2 MPL SF3B1 SH2B3 TET2 TP53

Diseases (4) :ORPHA:3318 OMIM:263300 OMIM:601977 ORPHA:75564
 

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