Metadata

Name Crohn's disease
Type Disease or Syndrome
Group Digestive
Data Sources

Clinical Terminologies Read Version 2
ICD-10
Codelists kuan_crohns_TdiXVUEF5sCfmGKyALeCaD_Read2.csv kuan_crohns_TdiXVUEF5sCfmGKyALeCaD_ICD10.csv
Valid Event Data Range 01/01/1999 - 01/07/2016
Sex Female
Male
Authors Kuan V, Denaxas S, Gonzalez-Izquierdo A, Direk K, Bhatti O, Husain S, Sutaria S, Hingorani M, Nitsch D, Parisinos C, Lumbers T, Mathur R, Sofat R, Casas JP, Wong I, Hemingway H, Hingorani A
Agreement Date 20 May 2019
Version (UUID) 1 (TdiXVUEF5sCfmGKyALeCaD)

Primary care

Disease Readcode Medcode ReadcodeDescr Category
Crohn's disease J08z900 29616.0 Orofacial Crohn's disease Diagnosis of Crohn's disease
Crohn's disease J400000 71945.0 Regional enteritis of the duodenum Diagnosis of Crohn's disease
Crohn's disease J400100 63036.0 Regional enteritis of the jejunum Diagnosis of Crohn's disease
Crohn's disease J400200 28476.0 Crohn's disease of the terminal ileum Diagnosis of Crohn's disease
Crohn's disease J400300 66238.0 Crohn's disease of the ileum unspecified Diagnosis of Crohn's disease
Crohn's disease J400400 39278.0 Crohn's disease of the ileum NOS Diagnosis of Crohn's disease
Crohn's disease J400500 36913.0 Exacerbation of Crohn's disease of small intestine Diagnosis of Crohn's disease
Crohn's disease J400.00 51576.0 Regional enteritis of the small bowel Diagnosis of Crohn's disease
Crohn's disease J400z00 9359.0 Crohn's disease of the small bowel NOS Diagnosis of Crohn's disease
Crohn's disease J401000 62628.0 Regional enteritis of the colon Diagnosis of Crohn's disease
Crohn's disease J401100 64773.0 Regional enteritis of the rectum Diagnosis of Crohn's disease
Crohn's disease J401200 39037.0 Exacerbation of Crohn's disease of large intestine Diagnosis of Crohn's disease
Crohn's disease J401.00 44426.0 Regional enteritis of the large bowel Diagnosis of Crohn's disease
Crohn's disease J401z00 20688.0 Crohn's disease of the large bowel NOS Diagnosis of Crohn's disease
Crohn's disease J401z11 6538.0 Crohn's colitis Diagnosis of Crohn's disease
Crohn's disease J402.00 15773.0 Regional ileocolitis Diagnosis of Crohn's disease
Crohn's disease J40..00 11286.0 Regional enteritis - Crohn's disease Diagnosis of Crohn's disease
Crohn's disease J40..11 593.0 Crohn's disease Diagnosis of Crohn's disease
Crohn's disease J40..12 51578.0 Granulomatous enteritis Diagnosis of Crohn's disease
Crohn's disease J40z.00 52449.0 Regional enteritis NOS Diagnosis of Crohn's disease
Crohn's disease J40z.11 59994.0 Crohn's disease NOS Diagnosis of Crohn's disease
Crohn's disease Jyu4000 69959.0 [X]Other Crohn's disease Diagnosis of Crohn's disease
Crohn's disease N031100 20480.0 Arthropathy in Crohn's disease Diagnosis of Crohn's disease
Crohn's disease N045300 12575.0 Juvenile arthritis in Crohn's disease History of Crohn's disease
Crohn's disease ZR3S.00 11337.0 Crohn's disease activity index Diagnosis of Crohn's disease
Crohn's disease ZR3S.11 11119.0 CDAI - Crohn's disease activity index Diagnosis of Crohn's disease

Secondary care

Diagnoses

Disease ICD10code ICD10codeDescr Category
Crohn's disease K50 Crohn's disease [regional enteritis] Diagnosis of Crohn's disease

Implementation

At the specified date, a patient is defined as having had 'Crohn's disease' IF they meet the criteria for any of the following on or before the specified date. The earliest date on which the individual meets any of the following criteria on or before the specified date is defined as the first event date:

Primary care
1. 'Crohn's disease' diagnosis or history of diagnosis or procedure during a consultation 
OR
Secondary care
1. ALL diagnoses of 'Crohn's disease' or history of diagnosis during a hospitalization

Publications

Kuan V., Denaxas S., Gonzalez-Izquierdo A. et al. A chronological map of 308 physical and mental health conditions from 4 million individuals in the National Health Service. The Lancet Digital Health - DOI 10.1016/S2589-7500(19)30012-3