Clavien Dindo Grading system [Neurosurgery Wiki]

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=====Clavien Dindo Grading system=====

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Grade  I:
	

Any deviation from the normal postoperative course without the need for pharmacological treatment or surgical, endoscopic and radiological interventions.
	  	

Grade  I:
	

Allowed therapeutic regimens are: drugs as antiemetics, antipyretics, analgetics, diuretics and electrolytes and physiotherapy. This grade also includes wound infections opened at the bedside. 

Grade  II:
	

Requiring pharmacological treatment with drugs other than such allowed for grade I complications.
Blood transfusions and total parenteral nutrition are also included.
	  	
 

Grade  III:
	

Requiring surgical, endoscopic or radiological intervention
	  	

Grade  III:

 
Grade III-a:
	

intervention not under general anesthesia

Grade III-b:
	
intervention under general anesthesia

Grade IV:
	

Life-threatening complication (including CNS complications)‡ requiring IC/ICU-management

Grade IV: 	

Grades IVa & IVb

Grade IV-a:
	
single organ dysfunction (including dialysis)

Grade IV-b:

multi organ dysfunction

Grade V:
	
Death of a patient
	  	
Grade V: 	

If the patients suffers from a complication at the time of discharge,  the suffix  “d”  (for ‘disability’) is added to the respective grade of complication. This label indicates the need for a follow-up to fully evaluate the complication.