999: Complications of medical care, not elsewhere classified
Includes:
complications, not elsewhere classified, of:
dialysis (hemodialysis) (peritoneal) (renal)
extracorporeal circulation
hyperalimentation therapy
immunization
infusion
inhalation therapy
injection
inoculation
perfusion
transfusion
vaccination
ventilation therapy
Use additional code, where applicable, to identify specific complication
Excludes:
specified complications classified elsewhere such as:
complications of implanted device (996.0-996.9)
contact dermatitis due to drugs (692.3)
dementia dialysis (294.8)
transient (293.9)
dialysis disequilibrium syndrome (276.0-276.9)
poisoning and toxic effects of drugs and chemicals (960.0-989.9)
postvaccinal encephalitis (323.51)
water and electrolyte imbalance (276.0-276.9)
999.2 Other vascular complications
Phlebitis following infusion, perfusion, or transfusion
Thromboembolism following infusion, perfusion, or transfusion
Thrombophlebitis following infusion, perfusion, or transfusion
Excludes:
extravasation of vesicant drugs (999.81, 999.82)
the listed conditions when specified as:
due to implanted device (996.61-996.62, 996.72-996.74)
postoperative NOS (997.2, 997.71-997.79)

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