|  Q01 |  | Encephalocele | 
	
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		| Includes | Arnold-Chiari syndrome, type III encephalocystocele
 encephalomyelocele
 hydroencephalocele
 hydromeningocele, cranial
 meningocele, cerebral
 meningoencephalocele
 
 |  
		| Excludes1 | Meckel-Gruber syndrome (Q61.9) 
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|  |  | 
	
		|  Q01.0 |  | Frontal encephalocele |  | 
|  |  | 
	
		|  Q01.1 |  | Nasofrontal encephalocele |  | 
|  |  | 
	
		|  Q01.2 |  | Occipital encephalocele |  | 
|  |  | 
	
		|  Q01.8 |  | Encephalocele of other sites |  | 
|  |  | 
	
		|  Q01.9 |  | Encephalocele, unspecified |  |