Human Phenotype Ontology 
Grandparent Node:
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Abnormality of the lower limb (HP:0002814)help
Grandparent Node:
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Hyporeflexia (HP:0001265)help
Parent Node:
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Hyporeflexia of lower limbs (HP:0002600)help
..Starting node
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Decreased patellar reflex (HP:0011808)help
Term ID: 11808
Name: Decreased patellar reflex
Synonym: Decreased knee jerk reflex; Decreased patellar reflexes
Definition: Decreased intensity of the patellar reflex (also known as the knee jerk reflex).
Comments:
Reference: HP:0011808
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandDecreased Achilles reflex (HP:0009072) help


Genes (8) :BICD2 DYNC1H1 FBLN5 HADHA HADHB LDB3 MYH14 MYH7

Diseases (7) :OMIM:615290 OMIM:158600 OMIM:608895 ORPHA:746 ORPHA:98912 OMIM:614369 ORPHA:437572
 

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