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MedGen UID:
Concept ID:
Qualitative Concept
Synonyms: Gravis; high grade; High Grade; High grade; Major; SEVERE; Severe (severity modifier); Severely
SNOMED CT: Severe (severity modifier) (24484000); Severe (24484000); High grade (24484000); Gravis (24484000); Severely (24484000); Major (24484000)
HPO: HP:0012828


Having a high degree of severity. For quantitative traits, a deviation of between four and five standard deviations from the appropriate population mean. [from HPO]

Recent systematic reviews

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