Human Phenotype Ontology 
Grandparent Node:
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Abnormal long bone morphology (HP:0011314)help
Parent Node:
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Abnormal diaphysis morphology (HP:0000940)help
..Starting node
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Abnormality of the medullary cavity of the long bones (HP:0100253)help
Term ID: 100253
Name: Abnormality of the medullary cavity of the long bones
Synonym: Abnormality of the marrow cavity of the long bones
Definition: An abnormality of the medullary cavity (medulla, innermost part), which is the central cavity of bone shafts where red bone marrow and/or yellow bone marrow (adipose tissue) is stored.
Comments:
Reference: HP:0100253
Genes and Diseases:
 
       Child Nodes:
........expandStenosis of the medullary cavity of the long bones (HP:0100254) help

 Sister Nodes: 
..expandCortical thickening of long bone diaphyses (HP:0005791) help
..expandDiaphyseal dysplasia (HP:0100252) help
..expandDiaphyseal sclerosis (HP:0003034) help
..expandDiaphyseal thickening (HP:0005019) help
..expandMetatarsal diaphyseal endosteal sclerosis (HP:0008114) help
..expandobsolete Anomaly of the limb diaphyses morphology (HP:0006504) help
..expandShort diaphyses (HP:0000941) help
..expandSlender long bones with narrow diaphyses (HP:0004993) help


Genes (3) :FAM111A MTAP TBCE

Diseases (4) :ORPHA:93325 OMIM:127000 OMIM:112250 ORPHA:93324
 

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