Gastrointestinal hemorrhage in the setting of gastrointestinal cancer: Anatomical prevalence, predictors, and interventions

Table 1 ICD-10-CM and PCS codes for diagnoses and procedures

Diagnosis	ICD-10-CM
GI hemorrhage	Upper: I85.x1; (K25-K28).0,2,4,6; K29.x1; K318.11 K31.82
	Lower: K50.x11; K51.x11; K55.21; K57.x1; K57.x3
	Total = upper + lower + K62.5; K92.0-2
GI cancer
Esophageal cancer	C15; C49.A1; D00.1
Upper third	C15.3
Middle third	C15.4
Lower third	C15.5
Other/unspecified	C15.8-9; C49.A1; D00.1
Gastric cancer	C16; C49.A2; D00.2
Cardia	C16.0
Fundus	C16.1
Body	C16.2
Pyloric antrum	C16.3
Pylorus	C16.4
GIST	C49.A2
Other/unspecified	C16.5-9; D00.2
Small bowel cancer	C17; C49.A3; D01.49
Duodenum	C17.0
Jejunum	C17.1
Ileum	C17.2
GIST	C49.A3
Other/unspecified	C17.3-9; D01.49
Liver cancer	C22; D01.5
Hepatocellular carcinoma	C22.0
Other primary liver	C22.2-8; D01.5
Biliary cancer	C22.1; C24
Intrahepatic	C22.1
Extrahepatic	C24.0
Ampulla of Vater	C24.1
Other/unspecified	C24.8-9
Gallbladder cancer	C23
Pancreatic cancer	C25
Head	C25.0
Body	C25.1
Tail	C25.2
Duct	C25.3
Endocrine	C25.4
Other/unspecified	C25.7-9
Colorectal cancer	C18; C19; C20; C26.0; C49.A4-5; D01.0-4
Cecum	C18.0
Appendix	C18.1
Ascending colon	C18.2
Hepatic flexure	C18.3
Transverse colon	C18.4
Splenic flexure	C18.5
Descending colon	C18.6
Sigmoid	C18.7
Rectosigmoid junction	C19
Rectum	C20
Other/unspecified	C188.9-9; C26.0; C49.A4-5; D01.0-4
Acute kidney injury	N17; N19; N99.0; O90.4
Chronic kidney disease	D63.1; (E08-E13).22; I12.0,9; I13.10,11,20; N18; R88.0; Z49
Congestive heart failure	I50; I97.13x; O29.12x; Z95.812; I09.81; I11.0; I13.0,2
Cirrhosis and liver failure	K70.4; K70.3; K72; K91.82; K71.7; K74; K76.(6,7); K65.2; I85
Radiation gastroenteritis/proctitis	K52.0; K62.7
Metastasis	C77; C78; C79; C80.0
Chemotherapy and immunotherapy	Z92.21; Z51.11-12; T45.1X; K12.31; D61.81; D64.81
Severe malnutrition and cachexia	E40-43; R64
Obesity	E66.01; E66.09; E66.(1,2,8,9); Z68.3-4
Palliative care	Z521.5
Aspirin/antiplatelets	Z79.82; Z79.02
Anticoagulants	Z79.01
Intestinal infection	A00-09; A18.32; A21.3; A22.2; B37.82; B25.8-9
Hypovolemic shock	R57.1
Procedures	ICD-10-PCS
Upper endoscopy	06L34CZ; 0D5(1-9)8ZZ; 0DB(1-9)8ZX; 0DB(1-9)8ZZ; 0DBA8ZX; 0DJ08ZZ; 0DQ(6,7,9)8ZZ; 3E0G8TZ
Colonoscopy	06LY4CC; 0D5(E-Q)8ZZ; 0DB(B-Q)8ZZ; 0DB(B-Q)8ZX; 0DJD8ZZ
Surgery	0D(1,5,B,J,T); 0F(5,B,T); OW(J,3) excluding endoscopic approach
Trans-arterial embolization	04(L,V)(1,2,3,5,6,7,9,B)3DZ
Radiation therapy	D(D,F,W)0(0-7)(0-6)Z(0,Z)

GI: Gastrointestinal; GIST: Gastrointestinal stromal tumor.