LD55
Fragile X chromosome
Fragile X chromosome
Classification
ICD-11
Chapter
20: Developmental AnomaliesBlock
LD50-LD5ZParent Code
BlockL2-LD5ICD-10 Mapping
1 equivalentWHO Foundation
View on WHOICD-10 Equivalents(1)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(11)
SNOMED CT ↗
- FRAXA (fragile X) syndrome613003
- Fragile X chromosome205720009
- POF - Premature ovarian failure237788002
- Fragile X associated tremor ataxia syndrome448045004
- FRAXF syndrome716708005
- FRAXE intellectual disability syndrome716709002
- Dementia due to chromosomal anomaly722980006
- Dementia due to fragile X syndrome1259473000
- Dementia due to genetic disease1259476008
- Fragile X associated primary ovarian insufficiency1332509007
Frequently Asked Questions
What is the ICD-11 code for fragile x chromosome?
The ICD-11 code for fragile x chromosome is LD55. The full clinical description is "Fragile X chromosome".
What does ICD-11 code LD55 mean?
ICD-11 code LD55 represents “Fragile X chromosome”. It is classified under Chapter 20: Developmental Anomalies.
What chapter is LD55 in?
LD55 is in Chapter 20: Developmental Anomalies (codes LA00-LD9Z).
What is the ICD-10 equivalent of ICD-11 code LD55?
LD55 maps to the ICD-10 code: Q99.2 (Fragile X chromosome). This is an equivalent mapping.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
What SNOMED CT codes does LD55 map to?
LD55 maps to 10 SNOMED CT concepts: 722980006, 1259473000, 1259476008, 613003, 716709002, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code LD55?
LD55 is linked to 1 UMLS Concept Unique Identifier: C0016667. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.