| ICD-10-CM-2023 > K00-K95 > K50-K52 > K52 |
K50-K52 | Noninfective enteritis and colitis | |
Incl.: | noninfective inflammatory bowel disease | |
Excl1.: | irritable bowel syndrome (K58.-) megacolon (K59.3-) | |
K52 | Other and unspecified noninfective gastroenteritis and colitis | |
K52.0 | Gastroenteritis and colitis due to radiation | |
K52.1 | Toxic gastroenteritis and colitis | |
Info: | Drug-induced gastroenteritis and colitis | |
Code first | (T51-T65) to identify toxic agent | |
Use add'l | code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) | |
K52.2 | Allergic and dietetic gastroenteritis and colitis | |
Info: | Food hypersensitivity gastroenteritis or colitis | |
Use add'l | code to identify type of food allergy (Z91.01-, Z91.02-) | |
Excl2.: | allergic eosinophilic colitis (K52.82) allergic eosinophilic esophagitis (K20.0) allergic eosinophilic gastritis (K52.81) allergic eosinophilic gastroenteritis (K52.81) | |
K52.21 | Food protein-induced enterocolitis syndrome | |
Info: | FPIES | |
Use add'l | code for hypovolemic shock, if present (R57.1) | |
K52.22 | Food protein-induced enteropathy | |
K52.29 | Other allergic and dietetic gastroenteritis and colitis | |
Info: | Allergic proctocolitis Food hypersensitivity gastroenteritis or colitis Food-induced eosinophilic proctocolitis Food protein-induced proctocolitis Immediate gastrointestinal hypersensitivity Milk protein-induced proctocolitis | |
K52.3 | Indeterminate colitis | |
Info: | Colonic inflammatory bowel disease unclassified (IBDU) | |
Excl1.: | unspecified colitis (K52.9) | |
K52.8 | Other specified noninfective gastroenteritis and colitis | |
K52.81 | Eosinophilic gastritis or gastroenteritis | |
Info: | Eosinophilic enteritis | |
Excl2.: | eosinophilic esophagitis (K20.0) | |
K52.82 | Eosinophilic colitis | |
Excl2.: | allergic proctocolitis (K52.29) food-induced eosinophilic proctocolitis (K52.29) food protein-induced enterocolitis syndrome (FPIES) (K52.21) food protein-induced proctocolitis (K52.29) milk protein-induced proctocolitis (K52.29) | |
K52.83 | Microscopic colitis | |
K52.831 | Collagenous colitis | |
K52.832 | Lymphocytic colitis | |
K52.838 | Other microscopic colitis | |
K52.839 | Microscopic colitis, unspecified | |
K52.89 | Other specified noninfective gastroenteritis and colitis | |
K52.9 | Noninfective gastroenteritis and colitis, unspecified | |
Info: | Colitis NOS Enteritis NOS Gastroenteritis NOS Ileitis NOS Jejunitis NOS Sigmoiditis NOS | |
Excl1.: | diarrhea NOS (R19.7) functional diarrhea (K59.1) infectious gastroenteritis and colitis NOS (A09) neonatal diarrhea (noninfective) (P78.3) psychogenic diarrhea (F45.8) | |
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