title: Multiple primary cancers of the colon, rectum, and the thyroid gland.
abstract: The major concern in the case of cancer, whether one or in worse case more than one, is the extent of treatment required and the prognosis. This article reports three cases with two cancers: colorectal cancer and thyroid cancer, in the same patient at the same time. It also discusses the related clinical presentation and management of the cancers, and a review of literature has been presented.
authors: Department of Surgery, King Khalid University Hospital, Faculty of Medicine, King Saud University, Riyadh, Saudi Arabia. amzubaidi@gmail.com
authors: Ahmad
authors: A
authors: Zubaidi