Imaging in Clinical Geriatric Gastroenterology

Medical imaging is a continuously evolving field which is increasingly utilized for the diagnosis, characterization, and follow-up of innumerable physiological processes. This chapter presents a selection of imaging findings frequently encountered in dise

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Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Key Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Abstract

Medical imaging is a continuously evolving field which is increasingly utilized for the diagnosis, characterization, and follow-up of innumerable physiological processes. This chapter presents a selection of imaging findings frequently encountered in disease processes of the geriatric gastrointestinal tract. The cases are organized in anatomical order from the esophagus down the alimentary tract and also include a few entities of extraintestinal organs that could be confused with gastrointestinal diseases. The disorders included are those most commonly seen in the geriatric population. They are presented utilizing the imaging modality that most commonly and effectively aids in the diagnosis, along with the typical findings that can be seen. The chapter will help readers better understand the strengths of medical imaging, as well as the modalities that

D. Hirschl (*) · M. Moses · R. Orentlicher Albert Einstein College of Medicine, Montefiore Medical Center, Bronx, NY, USA e-mail: dhirschl@montefiore.org; mmoses@montefiore. org; rorentli@montefiore.org

should be considered for delineation of the diverse pathology of gastrointestinal tract disorders in older adults. In addition, key imaging findings that are illustrated in the chapter will help aid in the diagnosis of gastrointestinal disorders in the geriatric population, providing a means to guide subsequent therapy. Keywords

Imaging for gastrointestinal disorders · Radiology and GI disorders · Imaging for GI disorders · Geriatric imaging · Geriatric radiology · Ultrasound · Magnetic resonance imaging · X-ray · Ultrasound · CT · MRI · Fluoroscopy · Imaging for dysphagia · Isotope scan for gastric emptying · Barium swallow for esophageal disorder · CT scan of abdomen for diagnosis of GI disorders · Air under the diaphragm · Imaging for misplaced feeding tubes · Dislodged feeding tubes · Gastrointestinal stromal tumor · Gastric ulcer · Duodenal ulcer · Diverticular disease · Hepatic cysts · Ultrasound for cysts in the liver · CT abdomen for cystic disease · Hepatic cavernous angioma · Hepatic tumors · Hepatic metastases · Hepatobiliary scan · Gallbladder

© Springer Nature Switzerland AG 2020 C. S. Pitchumoni, T. S. Dharmarajan (eds.), Geriatric Gastroenterology, https://doi.org/10.1007/978-3-319-90761-1_104-1

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stones · Choledocholithiasis · Biliary sludge · Porcelain gallbladder · Cysts of the liver · Jaundice · Abdominal pain · Abdominal aortic aneurysm · Perforated viscus · Mesenteric vascular ischemia · Perforated viscus · Pneumatosis · Pneumoperitoneum · Colon cancer

Introduction The diagnostic evaluation of older patients can be challenging. As people age there is a general incre