K66 | 
		  | 
		Other disorders of peritoneum  | 
	
	
		 |  | 
		
	
		| Excludes2 | 
		ascites (R18.-) peritoneal effusion (chronic) (R18.8)
  | 
	 
 
 | 
	
 |  | 
	
		 K66.0 | 
		  | 
		Peritoneal adhesions (postprocedural) (postinfection) | 
	 
	
		 |  | 
		
| Adhesions (of) abdominal (wall) |  | Adhesions (of) diaphragm |  | Adhesions (of) intestine |  | Adhesions (of) male pelvis |  | Adhesions (of) omentum |  | Adhesions (of) stomach |  | Adhesive bands |  | Mesenteric adhesions |  	
		| Excludes1 | 
		peritoneal adhesions with intestinal obstruction (K56.5-)
  | 
	 
	
		| Excludes2 | 
		female pelvic adhesions [bands] (N73.6) female pelvic postprocedural adhesions (N99.4)
  | 
	 
 
 | 
	   | 
 |  | 
	
		 K66.1 | 
		  | 
		Hemoperitoneum | 
	 
	
		 |  | 
		
| Peritoneal hematoma |  | Peritoneal hemorrhage |  	
		| Excludes1 | 
		traumatic hemoperitoneum (S36.8-)
  | 
	 
	
		| Excludes2 | 
		retroperitoneal hematoma (K68.3) retroperitoneal hemorrhage (K68.3)
  | 
	 
 
 | 
	   | 
 |  | 
	
		 K66.8 | 
		 | 
		Other specified disorders of peritoneum | 
	 
  | 
 |  | 
	
		 K66.9 | 
		 | 
		Disorder of peritoneum, unspecified | 
	 
  |