Table IV.

Adverse event categories by body system

System	Definition
Bleeding	Hematoma (abdominal, subdural), hemorrhage (intra-abdominal, mucous membrane), bleeding (intra-op, post-op, rectal), coagulopathy, low hematocrit, post-procedure transfusion, purpura toes, thrombocytopenia, anemia
Cardiac	MI, CHF, arrhythmias, atrial fibrillation, cardiomyopathy, ischemia, hypertension, hypotension, asystole, bradycardia, tachycardia, ECG changes (ST depression, T-wave changes), chest pain/pressure, fluid overload, tachypnea, hypovolemia, cardiopulmonary arrest, diabetes
Cancer	All diagnoses of cancer: bone, colon, lung, prostate, renal, sarcoma
Edema	Upper or lower extremity edema, scrotal
Gastrointestinal	Nausea, vomiting, diarrhea, constipation, SBO, bowel ischemia, GI bleed, GI ulcers, dehydration, adynamic ileus, cholecystitis, anorexia, C. Diff infection, diverticulitis, Dysphagia, gastroenteritis/paresis, pancreatitis, gall bladder, biliary blockage, fistula, colonoscopy, colostomy, gas pain, hiccups, nasogastric aspirate, gastric mass, colitis, colon necrosis, cholecystectomy, sigmoid resection, traumatic Foley removal, upset stomach, abdominal pain, malnutrition, weight gain/loss
Genitourinary	BPH, UTI, hernia (diaphragmatic, incisional, inguinal, ventral, epigastric) impotence, urinary retention, urethral dilatation, kidney stones, foul-smelling urine
Infection	Sepsis, fever, elevated WBCs/neutrophils, bacteremia, fungal, leukocytosis, infection, calf redness/swelling
Neurologic	CVA, TIA, hemiparesis, cerebral infarct, depression, confusion, syncope, vertigo or dizziness, polyneuropathy, seizure, paralysis, numbness, paresthesia, altered mental status, delirium, dementia, encephalopathy, schizo-affective disorder, psychosis, numbness, mood swings, Tremors
Orthopedic	Bone fraction, arthritis, joint pain (hip, knee), DJD, back pain, LE injury, torn rotator cuff, multiple trauma
Other	Auto accident, cataract surgery, skin rash, abnormal lab values (electrolyte imbalance, hypocalcemia, albumin, LFTs, etc), decubitus ulcer, tinnitus, weakness, goiter, cold symptoms, headache, fatigue, hepatotoxicity, macular degeneration, ENT tumor, infiltrate swelling, incision inflammation or weakness, multi-system organ failure, narcotic overdose, testicle pain, restlessness
Pulmonary/upper respiratory	Pneumonia, atelectasis, pleural effusion, SOB, respiratory failure or distress, ARDS, URI, TB, COPD, bronchitis, bronchospasm, cough, decreased breath sounds, DOE, lung crepitations, hypoxia, infiltrate, pneumothorax, nasal obstruction, sleep apnea, tracheostomy
Renal	Renal insufficiency or failure, dialysis, elevated creatinine/BUN, renal bypass, decreased urine output, renal cysts, renal artery stenosis, urosepsis
Unknown	Unknown cause of death
Vascular	Thrombosis, embolism (including pulmonary embolism), DVT, claudication, endarterectomy, ischemic foot, arterial trauma, poor CIA flow, decreased lower extremity pulses, plaque, vein laceration, carotid artery stenosis, secondary procedure, thrombectomy
Wound	Seroma, cellulitis, wound dehiscence, abscess, drainage, non-healing, wound infection

ARDS, Acute respiratory distress syndrome; BPH, benign prostatic hyperplasia; BUN, blood urea nitrogen; CIA, common iliac artery; COPD, chronic obstructive pulmonary disease; CVA, cerebrovascular accident; DJD, degenerative joint disease; DOE, dyspnea on exertion; DVT, deep vein thrombosis; ECG, electrocardiogram; ENT, ear-nose-throat; LFT, liver function test; GI, gastrointestinal; MI, myocardial infarction; SBO, small-bowel obstruction; SOB, shortness of breath; TB, tuberculosis; TIA, transient ischemic attack; URI, upper respiratory infection; UTI, urinary tract infection.