High prevalence of Crohn disease and ulcerative colitis among older people in Sydney.

Objectives: To determine the age-standardised prevalence of inflammatory bowel disease (IBD) in a metropolitan area of Sydney, with a focus on its prevalence among older people.

Design, Setting: Population-based epidemiological study of people with IBD in the City of Canada Bay, a local government area in the inner west of Sydney, during 1 March 2016 - 10 November 2016.

Participants: Patients diagnosed with confirmed IBD according to the Copenhagen or revised Porto criteria.

Utility of minimal preparation computed tomography colonography in detecting colorectal cancer in elderly and frail patients.

Background: Colorectal cancers result in substantial morbidity and mortality to the Australian society each year. The usual investigation for bowel malignancy is optical colonoscopy (OC), with computed tomography colonography (CTC) used as an alternative investigation. The catharsis and colon insufflation associated with these investigations pose a higher risk in the elderly and frail.

Beware of the Patient with Thymectomy: Good's Syndrome in a Patient Presenting with Diarrhea.

Good's syndrome is a rare cause of immunodeficiency in adults associated with thymoma. We describe an 80-year-old female with chronic diarrhea, multiple opportunistic infections, and cytopenias. She underwent a thymectomy 5 years ago for a thymoma.