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World J Gastroenterol. Jan 28, 2013; 19(4): 503-510
Published online Jan 28, 2013. doi: 10.3748/wjg.v19.i4.503
Published online Jan 28, 2013. doi: 10.3748/wjg.v19.i4.503
Table 2 Case definition algorithm
For both the sensitive and the specific case definitions: |
(1) Include all patients with systematized nomenclature of medicine M47150 (finding of tissue eosinophil) and T62xxx (esophageal biopsy) |
(2) Exclude patients if they have one of the following International Classification of Diseases-10 codes occurring at any time: |
B20.x - human immunodeficiency virus |
C15.x - malignant neoplasm of esophagus |
C16.0 - malignant neoplasm of cardia |
C92.x - myeloid leukemia |
C94.x - other leukemias of specialized cell type |
C96.x - other and unspecified lymph/heme malignancies |
K22.0 - achalasia |
K50.x - Crohn’s disease |
K52.8 - eosinophilic gastritis/duodenitis |
T28.1 - burn of esophagus |
T28.6 - corrosion of esophagus |
(3) Include patients if one of the following International Classification of Diseases-10 codes is present at or before the date of the procedure: |
K22.2 - esophageal obstruction |
K30.9 - dyspepsia |
P92.x - feeding problems of the newborn |
R07.x - pain in throat and chest |
R10.x - abdominal pain |
R11.x - nausea/vomiting |
R12.x - heartburn |
R13.x - dysphagia |
T18.0 - foreign body in mouth |
T18.1 - foreign body in esophagus |
T18.2 - foreign body in stomach |
T18.9 - foreign body in genitourinary tract unspecified |
T98.0 - sequelae of foreign body entering through a natural orifice |
Additional requirement for the specific case definition: |
(4) Include patients if there is a proton-pump inhibitor prescription (A02BCxx) or H2RA prescription (A02BAxx) within 2 mo of esophageal biopsy date, up to and including 2 d prior to the esophagogastroduodenoscopy |
- Citation: Dellon ES, Erichsen R, Pedersen L, Shaheen NJ, Baron JA, Sørensen HT, Vyberg M. Development and validation of a registry-based definition of eosinophilic esophagitis in Denmark. World J Gastroenterol 2013; 19(4): 503-510
- URL: https://www.wjgnet.com/1007-9327/full/v19/i4/503.htm
- DOI: https://dx.doi.org/10.3748/wjg.v19.i4.503