|  T81 |  | Complications of procedures, not elsewhere classified   | 
	
		|  |  | 
	
		| UseAdditionalCode | code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) 
 |  
		| Excludes2 | complications following immunization (T88.0-T88.1) complications following infusion, transfusion and therapeutic injection (T80.-)
 complications of transplanted organs and tissue (T86.-)
 specified complications classified elsewhere, such as:
 complication of prosthetic devices, implants and grafts (T82-T85)
 dermatitis due to drugs and medicaments (L23.3, L24.4, L25.1, L27.0-L27.1)
 endosseous dental implant failure (M27.6-)
 floppy iris syndrome (IFIS) (intraoperative) H21.81
 intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)
 ostomy complications (J95.0-, K94.-, N99.5-)
 plateau iris syndrome (post-iridectomy) (postprocedural) H21.82
 poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4)
 
 |  
		| char7Note | The appropriate 7th character is to be added to each code from category T81 
 |  
		| char7Def | A: initial encounter D: subsequent encounter
 S: sequela
 
 |  | 
|  |  | 
	
		|  T81.1 |  | Postprocedural shock |  
		|  |  | 
| Shock during or resulting from a procedure, not elsewhere classified |  
		| Excludes1 | anaphylactic shock NOS (T78.2) anaphylactic shock due to correct substance properly administered (T88.6)
 anaphylactic shock due to serum (T80.5-)
 electric shock (T75.4)
 obstetric shock (O75.1)
 shock due to anesthesia (T88.2)
 shock following abortion or ectopic or molar pregnancy (O00-O07, O08.3)
 traumatic shock (T79.4)
 
 |  |  |  |  | 
	
		|  T81.10 |  | Postprocedural shock unspecified |  
		|  |  | 
| Collapse NOS during or resulting from a procedure, not elsewhere classified |  | Postprocedural failure of peripheral circulation |  | Postprocedural shock NOS |  |  |  |  |  | 
	
		|  T81.11 |  | Postprocedural cardiogenic shock |  |  |  |  | 
	
		|  T81.12 |  | Postprocedural septic shock |  
		|  |  | 
| Postprocedural endotoxic shock resulting from a procedure, not elsewhere classified |  | Postprocedural gram-negative shock resulting from a procedure, not elsewhere classified |  
		| CodeFirst | underlying infection 
 |  
		| UseAdditionalCode | code, to identify any associated acute organ dysfunction, if applicable 
 |  |  |  |  |  | 
	
		|  T81.19 |  | Other postprocedural shock |  
		|  |  | 
| Postprocedural hypovolemic shock |  |  |  | 
|  |  | 
	
		|  T81.3 |  | Disruption of wound, not elsewhere classified |  
		|  |  | 
| Disruption of any suture materials or other closure methods |  
		| Excludes1 | breakdown (mechanical) of permanent sutures (T85.612) displacement of permanent sutures (T85.622)
 disruption of cesarean delivery wound (O90.0)
 disruption of perineal obstetric wound (O90.1)
 mechanical complication of permanent sutures NEC (T85.692)
 
 |  |  |  |  | 
	
		|  T81.30 |  | Disruption of wound, unspecified |  
		|  |  |  |  |  |  |  | 
	
		|  T81.31 |  | Disruption of external operation (surgical) wound, not elsewhere classified |  
		|  |  | 
| Dehiscence of operation wound NOS |  | Disruption of operation wound NOS |  | Disruption or dehiscence of closure of cornea |  | Disruption or dehiscence of closure of mucosa |  | Disruption or dehiscence of closure of skin and subcutaneous tissue |  | Full-thickness skin disruption or dehiscence |  | Superficial disruption or dehiscence of operation wound |  
		| Excludes1 | dehiscence of amputation stump (T87.81) 
 |  |  |  |  |  | 
	
		|  T81.32 |  | Disruption of internal operation (surgical) wound, not elsewhere classified |  |  |  | 
	
		|  T81.320 |  | Disruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure |  |  |  |  | 
	
		|  T81.321 |  | Disruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia |  |  |  |  | 
	
		|  T81.328 |  | Disruption or dehiscence of closure of other specified internal operation (surgical) wound |  
		|  |  | 
| Disruption or dehiscence of closure of muscle or muscle flap (other than abdominal wall muscle) |  | Disruption or dehiscence of closure of ribs or rib cage |  | Disruption or dehiscence of closure of skull or craniotomy |  | Disruption or dehiscence of closure of sternum or sternotomy |  | Disruption or dehiscence of closure of tendon or ligament |  | Disruption or dehiscence of closure of superficial or muscular fascia (other than abdominal wall fascia) |  |  |  |  |  | 
	
		|  T81.329 |  | Deep disruption or dehiscence of operation wound, unspecified |  
		|  |  | 
| Deep disruption or dehiscence of operation wound NOS |  |  |  |  |  |  | 
	
		|  T81.33 |  | Disruption of traumatic injury wound repair |  
		|  |  | 
| Disruption or dehiscence of closure of traumatic laceration (external) (internal) |  |  |  | 
|  |  | 
	
		|  T81.4 |  | Infection following a procedure |  
		|  |  | 
| Wound abscess following a procedure |  
		| CodeAlso | , if applicable, disruption of internal operation (surgical) wound (T81.32-) 
 |  
		| UseAdditionalCode | code to identify infection 
 |  
		| UseAdditionalCode | code (R65.2-) to identify severe sepsis, if applicable 
 |  
		| Excludes2 | bleb associated endophthalmitis (H59.4-) infection due to infusion, transfusion and therapeutic injection (T80.2-)
 infection due to prosthetic devices, implants and grafts (T82.6-T82.7, T83.5-T83.6, T84.5-T84.7, T85.7)
 obstetric surgical wound infection (O86.0-)
 postprocedural fever NOS (R50.82)
 postprocedural retroperitoneal abscess (K68.11)
 
 |  |  |  |  | 
	
		|  T81.40 |  | Infection following a procedure, unspecified |  |  |  |  | 
	
		|  T81.41 |  | Infection following a procedure, superficial incisional surgical site |  
		|  |  | 
| Subcutaneous abscess following a procedure |  | Stitch abscess following a procedure |  |  |  |  |  | 
	
		|  T81.42 |  | Infection following a procedure, deep incisional surgical site |  
		|  |  | 
| Intra-muscular abscess following a procedure |  |  |  |  |  | 
	
		|  T81.43 |  | Infection following a procedure, organ and space surgical site |  
		|  |  | 
| Intra-abdominal abscess following a procedure |  | Subphrenic abscess following a procedure |  |  |  |  |  | 
	
		|  T81.44 |  | Sepsis following a procedure |  
		|  |  | 
	
		| UseAdditionalCode | code to identify the sepsis 
 |  |  |  |  |  | 
	
		|  T81.49 |  | Infection following a procedure, other surgical site |  |  | 
|  |  | 
	
		|  T81.5 |  | Complications of foreign body accidentally left in body following procedure |  |  |  | 
	
		|  T81.50 |  | Unspecified complication of foreign body accidentally left in body following procedure |  |  |  | 
	
		|  T81.500 |  | Unspecified complication of foreign body accidentally left in body following surgical operation |  |  |  |  | 
	
		|  T81.501 |  | Unspecified complication of foreign body accidentally left in body following infusion or transfusion |  |  |  |  | 
	
		|  T81.502 |  | Unspecified complication of foreign body accidentally left in body following kidney dialysis |  |  |  |  | 
	
		|  T81.503 |  | Unspecified complication of foreign body accidentally left in body following injection or immunization |  |  |  |  | 
	
		|  T81.504 |  | Unspecified complication of foreign body accidentally left in body following endoscopic examination |  |  |  |  | 
	
		|  T81.505 |  | Unspecified complication of foreign body accidentally left in body following heart catheterization |  |  |  |  | 
	
		|  T81.506 |  | Unspecified complication of foreign body accidentally left in body following aspiration, puncture or other catheterization |  |  |  |  | 
	
		|  T81.507 |  | Unspecified complication of foreign body accidentally left in body following removal of catheter or packing |  |  |  |  | 
	
		|  T81.508 |  | Unspecified complication of foreign body accidentally left in body following other procedure |  |  |  |  | 
	
		|  T81.509 |  | Unspecified complication of foreign body accidentally left in body following unspecified procedure |  |  |  |  |  | 
	
		|  T81.51 |  | Adhesions due to foreign body accidentally left in body following procedure |  |  |  | 
	
		|  T81.510 |  | Adhesions due to foreign body accidentally left in body following surgical operation |  |  |  |  | 
	
		|  T81.511 |  | Adhesions due to foreign body accidentally left in body following infusion or transfusion |  |  |  |  | 
	
		|  T81.512 |  | Adhesions due to foreign body accidentally left in body following kidney dialysis |  |  |  |  | 
	
		|  T81.513 |  | Adhesions due to foreign body accidentally left in body following injection or immunization |  |  |  |  | 
	
		|  T81.514 |  | Adhesions due to foreign body accidentally left in body following endoscopic examination |  |  |  |  | 
	
		|  T81.515 |  | Adhesions due to foreign body accidentally left in body following heart catheterization |  |  |  |  | 
	
		|  T81.516 |  | Adhesions due to foreign body accidentally left in body following aspiration, puncture or other catheterization |  |  |  |  | 
	
		|  T81.517 |  | Adhesions due to foreign body accidentally left in body following removal of catheter or packing |  |  |  |  | 
	
		|  T81.518 |  | Adhesions due to foreign body accidentally left in body following other procedure |  |  |  |  | 
	
		|  T81.519 |  | Adhesions due to foreign body accidentally left in body following unspecified procedure |  |  |  |  |  | 
	
		|  T81.52 |  | Obstruction due to foreign body accidentally left in body following procedure |  |  |  | 
	
		|  T81.520 |  | Obstruction due to foreign body accidentally left in body following surgical operation |  |  |  |  | 
	
		|  T81.521 |  | Obstruction due to foreign body accidentally left in body following infusion or transfusion |  |  |  |  | 
	
		|  T81.522 |  | Obstruction due to foreign body accidentally left in body following kidney dialysis |  |  |  |  | 
	
		|  T81.523 |  | Obstruction due to foreign body accidentally left in body following injection or immunization |  |  |  |  | 
	
		|  T81.524 |  | Obstruction due to foreign body accidentally left in body following endoscopic examination |  |  |  |  | 
	
		|  T81.525 |  | Obstruction due to foreign body accidentally left in body following heart catheterization |  |  |  |  | 
	
		|  T81.526 |  | Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization |  |  |  |  | 
	
		|  T81.527 |  | Obstruction due to foreign body accidentally left in body following removal of catheter or packing |  |  |  |  | 
	
		|  T81.528 |  | Obstruction due to foreign body accidentally left in body following other procedure |  |  |  |  | 
	
		|  T81.529 |  | Obstruction due to foreign body accidentally left in body following unspecified procedure |  |  |  |  |  | 
	
		|  T81.53 |  | Perforation due to foreign body accidentally left in body following procedure |  |  |  | 
	
		|  T81.530 |  | Perforation due to foreign body accidentally left in body following surgical operation |  |  |  |  | 
	
		|  T81.531 |  | Perforation due to foreign body accidentally left in body following infusion or transfusion |  |  |  |  | 
	
		|  T81.532 |  | Perforation due to foreign body accidentally left in body following kidney dialysis |  |  |  |  | 
	
		|  T81.533 |  | Perforation due to foreign body accidentally left in body following injection or immunization |  |  |  |  | 
	
		|  T81.534 |  | Perforation due to foreign body accidentally left in body following endoscopic examination |  |  |  |  | 
	
		|  T81.535 |  | Perforation due to foreign body accidentally left in body following heart catheterization |  |  |  |  | 
	
		|  T81.536 |  | Perforation due to foreign body accidentally left in body following aspiration, puncture or other catheterization |  |  |  |  | 
	
		|  T81.537 |  | Perforation due to foreign body accidentally left in body following removal of catheter or packing |  |  |  |  | 
	
		|  T81.538 |  | Perforation due to foreign body accidentally left in body following other procedure |  |  |  |  | 
	
		|  T81.539 |  | Perforation due to foreign body accidentally left in body following unspecified procedure |  |  |  |  |  | 
	
		|  T81.59 |  | Other complications of foreign body accidentally left in body following procedure |  
		|  |  |  |  |  |  | 
	
		|  T81.590 |  | Other complications of foreign body accidentally left in body following surgical operation |  |  |  |  | 
	
		|  T81.591 |  | Other complications of foreign body accidentally left in body following infusion or transfusion |  |  |  |  | 
	
		|  T81.592 |  | Other complications of foreign body accidentally left in body following kidney dialysis |  |  |  |  | 
	
		|  T81.593 |  | Other complications of foreign body accidentally left in body following injection or immunization |  |  |  |  | 
	
		|  T81.594 |  | Other complications of foreign body accidentally left in body following endoscopic examination |  |  |  |  | 
	
		|  T81.595 |  | Other complications of foreign body accidentally left in body following heart catheterization |  |  |  |  | 
	
		|  T81.596 |  | Other complications of foreign body accidentally left in body following aspiration, puncture or other catheterization |  |  |  |  | 
	
		|  T81.597 |  | Other complications of foreign body accidentally left in body following removal of catheter or packing |  |  |  |  | 
	
		|  T81.598 |  | Other complications of foreign body accidentally left in body following other procedure |  |  |  |  | 
	
		|  T81.599 |  | Other complications of foreign body accidentally left in body following unspecified procedure |  |  |  | 
|  |  | 
	
		|  T81.6 |  | Acute reaction to foreign substance accidentally left during a procedure |  
		|  |  | 
	
		| Excludes2 | complications of foreign body accidentally left in body cavity or operation wound following procedure (T81.5-) 
 |  |  |  |  | 
	
		|  T81.60 |  | Unspecified acute reaction to foreign substance accidentally left during a procedure |  |  |  |  | 
	
		|  T81.61 |  | Aseptic peritonitis due to foreign substance accidentally left during a procedure |  
		|  |  |  |  |  |  |  | 
	
		|  T81.69 |  | Other acute reaction to foreign substance accidentally left during a procedure |  |  | 
|  |  | 
	
		|  T81.7 |  | Vascular complications following a procedure, not elsewhere classified |  
		|  |  | 
| Air embolism following procedure NEC |  | Phlebitis or thrombophlebitis resulting from a procedure |  
		| Excludes1 | embolism complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2) embolism complicating pregnancy, childbirth and the puerperium (O88.-)
 traumatic embolism (T79.0)
 
 |  
		| Excludes2 | embolism due to prosthetic devices, implants and grafts (T82.8-, T83.81, T84.8-, T85.81-) embolism following infusion, transfusion and therapeutic injection (T80.0)
 
 |  |  |  |  | 
	
		|  T81.71 |  | Complication of artery following a procedure, not elsewhere classified |  |  |  | 
	
		|  T81.710 |  | Complication of mesenteric artery following a procedure, not elsewhere classified |  |  |  |  | 
	
		|  T81.711 |  | Complication of renal artery following a procedure, not elsewhere classified |  |  |  |  | 
	
		|  T81.718 |  | Complication of other artery following a procedure, not elsewhere classified |  |  |  |  | 
	
		|  T81.719 |  | Complication of unspecified artery following a procedure, not elsewhere classified |  |  |  |  |  | 
	
		|  T81.72 |  | Complication of vein following a procedure, not elsewhere classified |  |  | 
|  |  | 
	
		|  T81.8 |  | Other complications of procedures, not elsewhere classified |  
		|  |  | 
	
		| Excludes2 | hypothermia following anesthesia (T88.51) malignant hyperpyrexia due to anesthesia (T88.3)
 
 |  |  |  |  | 
	
		|  T81.81 |  | Complication of inhalation therapy |  |  |  |  | 
	
		|  T81.82 |  | Emphysema (subcutaneous) resulting from a procedure |  |  |  |  | 
	
		|  T81.83 |  | Persistent postprocedural fistula |  
		|  |  | 
	
		| CodeAlso | , if applicable, disruption of internal operation (surgical) wound (T81.32-) 
 |  
		| UseAdditionalCode | code, if known, for site of fistula such as: anal fistula (K60.3-)
 anorectal fistula (K60.5-)
 bladder fistula (N32.2)
 other female intestinal-genital tract fistulae (N82.4)
 
 |  |  |  |  |  | 
	
		|  T81.89 |  | Other complications of procedures, not elsewhere classified |  
		|  |  | 
	
		| UseAdditionalCode | code to specify complication, such as: postprocedural delirium (F05)
 
 |  |  |  | 
|  |  | 
	
		|  T81.9 |  | Unspecified complication of procedure |  |