G70 | 
		  | 
		Myasthenia gravis and other myoneural disorders   | 
	
	
		 |  | 
		
 | 
	
 |  | 
	
		 G70.0 | 
		 | 
		Myasthenia gravis | 
	 
 |  | 
	
		 G70.00 | 
		  | 
		Myasthenia gravis without (acute) exacerbation | 
	 
	
		 |  | 
		
 | 
	   |   |  | 
	
		 G70.01 | 
		  | 
		Myasthenia gravis with (acute) exacerbation | 
	 
	
		 |  | 
		
| Myasthenia gravis in crisis |   
 | 
	   |    | 
 |  | 
	
		 G70.1 | 
		  | 
		Toxic myoneural disorders | 
	 
	
		 |  | 
		
	
		| CodeFirst | 
		(T51-T65) to identify toxic agent
  | 
	 
 
 | 
	   | 
 |  | 
	
		 G70.2 | 
		 | 
		Congenital and developmental myasthenia | 
	 
  | 
 |  | 
	
		 G70.8 | 
		 | 
		Other specified myoneural disorders | 
	 
 |  | 
	
		 G70.80 | 
		  | 
		Lambert-Eaton syndrome, unspecified | 
	 
	
		 |  | 
		
| Lambert-Eaton syndrome NOS |   
 | 
	   |   |  | 
	
		 G70.81 | 
		  | 
		Lambert-Eaton syndrome in disease classified elsewhere | 
	 
	
		 |  | 
		
	
		| CodeFirst | 
		underlying disease
  | 
	 
	
		| Excludes1 | 
		Lambert-Eaton syndrome in neoplastic disease (G73.1)
  | 
	 
	
		| nonPrimary | 
		Yes
  | 
	 
 
 | 
	   |   |  | 
	
		 G70.89 | 
		 | 
		Other specified myoneural disorders | 
	 
  |    | 
 |  | 
	
		 G70.9 | 
		 | 
		Myoneural disorder, unspecified | 
	 
  |