Objectives: This study aimed to evaluate the clinical characteristics and clinical course of
Asian elderly-onset Crohn's disease (EOCD) patients in a large well-defined cohort of South
Korean IBD patients. Materials and methods: From the Asan inflammatory bowel disease
registry, we identified 29 EOCD patients (diagnosed with CD in age of 60 years or over) out
of 2989 CD patients (1.0%). After excluding two patients with unclear data, 27 EOCD were
matched with 108 young-onset CD (YOCD) and 108 middle age-onset CD (MOCD) for the …

Objectives With the increase in aging population in China, elderly Crohn's disease (CD)
patients need to receive more attention. This study aims to explore the clinical characteristics
and disease process of elderly onset CD (EOCD) patients in a single center. Methods From
January 2002 to January 2022, a total of 221 patients with CD from the Seventh Medical
Center of Chinese PLA General Hospital were enrolled. According to the Montreal CD
classification standard, the patients were further divided into 4 groups: an EOCD group (≥ …