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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Congential Anomalies 740-759 > Other Congenital Anomalies Of Nervous System 742.* >

2008 ICD-9-CM Diagnosis 742.4

Other specified congenital anomalies of brain

 On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.

The 2009 version of ICD-9-CM 742.4 can be accessed here.

  • 742.4 is a specific code that can be used to specify a diagnosis
  • 742.4 contains 37 index entries
  • View the ICD-9-CM Volume 1 742.* hierarchy

742.4 also known as:

  • Congenital cerebral cyst
  • Macroencephaly
  • Macrogyria
  • Megalencephaly
  • Multiple anomalies of brain NOS
  • Porencephaly
  • Ulegyria


Index entries containing 742.4:

Adhesion(s), adhesive (postinfectional) (postoperative)
  • meninges 349.2
    • cerebral (any) 349.2
      • congenital 742.4
Anomaly, anomalous (congenital) (unspecified type) 759.9
  • brain 742.9
    • multiple 742.4
    • specified type NEC 742.4
  • dura 742.9
    • brain 742.4
  • meninges 742.9
    • brain 742.4
  • nervous system NEC 742.9
    • brain 742.9
      • specified type NEC 742.4
  • specified type NEC
    • brain 742.4
Atrophy, atrophic
  • brain (cortex) (progressive) 331.9
    • congenital 742.4
Cyst (mucus) (retention) (serous) (simple)
  • brain 348.0
    • congenital 742.4
    • third ventricle (colloid) 742.4
  • colloid
    • third ventricle (brain) 742.4
  • paraphysis, cerebri 742.4
  • porencephalic 742.4
Cystic - see also condition
  • degeneration, congenital
    • brain 742.4
Deformity 738.9
  • brain (congenital) 742.9
    • multiple 742.4
  • dura (congenital) 742.9
    • brain 742.4
  • meninges or membrane (congenital) 742.9
    • brain 742.4
Degeneration, degenerative
  • brain (cortical) (progressive) 331.9
    • congenital 742.4
    • cystic 348.0
      • congenital 742.4
Dilatation
  • cavum septi pellucidi 742.4
  • ventricular, ventricle (acute) (chronic) (see also Hypertrophy, cardiac) 429.3
    • cerebral, congenital 742.4
Displacement, displaced
  • brain stem, caudal 742.4
  • cerebellum, caudal 742.4
Distortion (congenital)
  • brain 742.4
  • gyri 742.4
Ectopic, ectopia (congenital) 759.89
  • brain 742.4
  • cerebral 742.4
Hematocephalus 742.4
Heterotopia, heterotopic - see also Malposition, congenital
  • cerebralis 742.4
Macroencephaly 742.4
Macrogyria (congenital) 742.4
Malposition
  • congenital
    • brain tissue 742.4
Megalencephaly 742.4
Porencephaly (congenital) (developmental) (true) 742.4Schizencephaly 742.4
Softening
  • brain (necrotic) (progressive) 434.9
    • congenital 742.4
Ulegyria 742.4