SNOMED CT Concept  138875005

Clinical finding  404684003

Central nervous system finding  246556002

Disorder of the central nervous system  23853001

Congenital anomaly of central nervous system  128124001

Disorder of neuronal migration and differentiation  253146009

Lissencephaly  204036008

Type 1 lissencephaly   253147000

SNOMED CT code


SNOMED code253147000
nameType 1 lissencephaly
statusactive
date introduced2002-01-31
fully specified name(s)Type 1 lissencephaly (disorder)
synonyms
  • Classic lissencephaly
  • Type 1 lissencephaly
attributes - group1
Associated morphologyMorphologically abnormal structure   49755003
Pathological processPathological developmental process   308490002
Finding siteBrain structure   12738006
OccurrenceCongenital   255399007
parentsLissencephaly   204036008
children
  • Isolated lissencephaly type 1 without known genetic defect   715406003
  • Lissencephaly due to LIS1 mutation   770560008
  • Lissencephaly syndrome Norman Roberts type   717977003
  • Lissencephaly type 1 due to doublecortin gene mutation   715780008
  • Miller Dieker syndrome   253148005
  • Posterior-predominant lissencephaly, broad flat pons and medulla-midline crossing defects syndrome   1269233006
hierarchies
a selection of possible paths
SNOMED CT Concept   138875005
  Clinical finding   404684003
    Central nervous system finding   246556002
      Disorder of the central nervous system   23853001
        Congenital anomaly of central nervous system   128124001
          Disorder of neuronal migration and differentiation   253146009
            Lissencephaly   204036008
              Type 1 lissencephaly   253147000

ancestors
sorted most to least specific
cpt crosswalks

Rules-based maps relating CPT® codes to and from SNOMED CT® clinical concepts.  Forward and backward mapping allows for easy transition between code sets. Map-A-Code crosswalk tool easily crosswalks multiple codes between the code sets.

Access to this feature is available in the following products:
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