82255-1
Marker and derivative chromosome analysis in Blood or Tissue Document by Cytogenetics
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Part Description
LP208608-2 Marker & derivative chromosome analysis
Chromosome complex structural aberration analysis by cytogenetic methods can include spectral karyotyping (SKY), multiplex (M)-FISH and C-banding techniques to identify complex aberrations such as unbalanced translocations and chromosome rearrangements. Both SKY and M-FISH involve "painting" each chromosome a different color using 24 unique fluorochromes and then using the colors to identify subtle structural variations that previously could not be detected. C-banding is a technique that stains constitutive heterochromatin, which is present in centromeric and telomeric DNA, as well as specific other regions of certain chromosomes, such as the Y chromosome. According to one study, M-FISH has been able to identify chromosome abnormalities in up to 7% of patients with previously unexplained mental retardation. Complex structural aberration analysis can be the next step in evaluation when an abnormality is detected but cannot be further identified using more common methods, and the advanced methodologies are being utilized in different domains, including prenatal diagnosis as well as solid and hematologic malignancies. PMID: 12360235
Source: Regenstrief LOINC
, PMID: 12360235
Fully-Specified Name
- Component
- Marker & derivative chromosome analysis
- Property
- Find
- Time
- Pt
- System
- Bld/Tiss
- Scale
- Doc
- Method
- Cytogenetics
Additional Names
- Long Common Name
- Marker and derivative chromosome analysis in Blood or Tissue Document by Cytogenetics
- Short Name
- Mar + der chrom analy Bld/T Doc
- Display Name
- Marker and derivative chromosome analysis Cytogenetics Doc (Bld/Tiss)
- Consumer Name Alpha Get Info
- Marker and Derivative chromosome analysis, Blood or tissue specimen
Basic Attributes
- Class
- CYTO
- Type
- Laboratory
- First Released
- Version 2.56
- Last Updated
- Version 2.56 (ADD)
- Order vs. Observation
- Both
Language Variants Get Info
Tag | Language | Translation |
---|---|---|
el-GR | Greek (Greece) | Ανάλυση δεικτών και παραγώγων χρωμοσωμάτων: Synonyms: Ανάλυση δεικτών και παραγώγων χρωμοσωμάτων Ανάλυση χρωμοσωμάτων Εύρεση Χρωμόσωμα |
es-ES | Spanish (Spain) | Análisis cromosómico de marcadores y derivativos: |
es-MX | Spanish (Mexico) | Análisis de marcadores y cromosomas derivados: |
fr-FR | French (France) | Chromosome analyse des marqueurs et dérivés: |
it-IT | Italian (Italy) | Analisi del cromosoma marcatore & derivativo: Synonyms: Citologia Osservazione Punto nel tempo (episodio) Sangue Sangue o Tessuto Tessuto & |
zh-CN | Chinese (China) | 标记染色体与衍生染色体分析: Synonyms: 临床文档型; |
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- CodeSystem lookup
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LOINC Copyright
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