National Digestive Diseases
Information Clearinghouse (NDDIC)

A service of the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), National Institutes of Health (NIH)

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Digestive Diseases Patient Education Fact Sheets

These fact sheets present causes, symptoms, prevalence, diagnosis, and complications and are generally written at a 9th- to 12th-grade reading level.

Abdominal Adhesions publication thumbnail image

Abdominal Adhesions
Describes how abdominal adhesions form. Explains their causes and how they can lead to intestinal obstruction.
PDF Version (118 KB) *

Anatomic Problems of the Lower GI Tract publication thumbnail image

Anatomic Problems of the Lower GI Tract
Provides a general overview of common anatomical problems of the lower GI tract. Describes how some problems develop during the fetal stage and others develop with age. Covers symptoms, diagnosis, and treatment for the different conditions.
PDF Version (284 KB) *

Abdominal Adhesions publication thumbnail image

Alagille Syndrome
Describes Alagille syndrome, a rare, inherited disorder that affects the liver. Covers the causes, symptoms, diagnosis, treatment, and long-term outlook.
PDF Version (162 KB) *

Appendicities publication thumbnail image

Appendicitis
Describes appendicitis and the causes, symptoms, diagnosis, complications, and treatment.
PDF Version (130 KB) *

Autoimmune Hepatitis publication thumbnail image

Autoimmune Hepatitis
Provides information about the triggers, symptoms, diagnosis, treatment, and complications of autoimmune hepatitis. Includes a list of additional resources.
PDF Version (130 KB) *

Bacteria and Foodborne Illness publication thumbnail image

Bacteria and Foodborne Illness
Discusses the causes, risk factors, and complications associated with foodborne illness. Reviews treatment options and prevention strategies. Provides resources for additional information
PDF Version (79 KB) *

Barrett’s Esophagus publication thumbnail image

Barrett’s Esophagus
Reviews the normal function of the esophagus and gastroesophageal reflux disease (GERD). Discusses the relationship between GERD and Barrett’s esophagus and between Barrett’s esophagus and cancer. Covers diagnosis, screening, and treatment for the condition.
PDF Version (212 KB) *

Biliary Atresia publication thumbnail image

Biliary Atresia
Describes biliary atresia, a rare, life-threatening disease that damages the liver in newborns. Discusses symptoms and diagnosis. Describes the Kasai procedure––the most recognized surgical treatment for the disease.
PDF Version (97 KB) *

Bleeding in the Digestive Tract publication thumbnail image

Bleeding in the Digestive Tract
Includes information about the causes of bleeding in the digestive tract and how the bleeding is recognized, diagnosed, and treated.
PDF Version (190 KB) *

The Hemorragia en el tracto digestivo publication thumbnail image

En Español
Hemorragia en el tracto digestivo
Incluye información acerca de las causas de sangrado en el aparato digestivo y la forma en que la sangre es reconocida, diagnosticada y tratada.
PDF Version (164 KB) *

Bowel Diversion Surgeries: Ileostomy, Colostomy, Ileoanal Reservoir, and Continent Ileostomy publication thumbnail image

Bowel Diversion Surgeries: Ileostomy, Colostomy, Ileoanal Reservoir, and Continent Ileostomy
Describes various bowel diversion surgeries. Includes illustrations.
PDF Version (186 KB) *

Celiac Disease publication thumbnail image

Celiac Disease
Contains general information about celiac disease and explains how it can disrupt the absorption of nutrients in the small intestine. Provides information about symptoms, diagnosis, and treatment.
PDF Version (162 KB) *

The Cirrhosis publication thumbnail image

Cirrhosis
Provides information about the causes, symptoms, diagnosis, complications, and treatment of cirrhosis. Includes a list of additional resources.
PDF Version (149 KB) *

The Cirrosis del hígado publication thumbnail image

En Español
Cirrosis del hígado
Ofrece información sobre las causas, los síntomas, las complicaciones, el diagnóstico y el tratamiento de la cirrosis. Incluye una lista de recursos adicionales.
PDF Version (155 KB) *

Colonoscopy publication thumbnail image

Colonoscopy
Provides general information about colonoscopy. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (127 KB) *

Colonoscopia publicación imagen

En Español
Colonoscopia
Proporciona información general sobre la colonoscopia. Describe el propósito de la prueba, como los pacientes se pueden preparar para ella y que pueden esperar los pacientes durante y después del procedimiento.
Versión PDF (331 KB) *

Constipation publication thumbnail image

Constipation
Defines constipation and describes its development, diagnosis, and treatment. Also highlights some misconceptions about constipation.
PDF Version (125 KB) *

Constipation in Children publication thumbnail image

Constipation in Children
Explains the causes, symptoms, diagnosis, and management of constipation in children.
PDF Version (162 KB) *

Crohn’s Disease publication thumbnail image

Crohn’s Disease
Provides general information about what Crohn’s disease is and how it develops. Describes symptoms, diagnosis, potential complications, and treatment.
PDF Version (204 KB) *

Cyclic Vomiting Syndrome publication thumbnail image

Cyclic Vomiting Syndrome (CVS)
Describes the four phases of cyclic vomiting syndrome and the current treatment options available. Outlines the complications associated with the disorder and provides additional resources.
PDF Version (144 KB) *

Diarrhea publication thumbnail image

Diarrhea
Includes general information about diarrhea and the causes. Covers diagnosis, treatment, and prevention.
PDF Version (161 KB) *

Diverticulosis and Diverticulitis publication thumbnail image

Diverticulosis and Diverticulitis
Defines diverticulosis and diverticulitis and provides information about symptoms, causes, complications, and treatment.
PDF Version (476 KB) *

Fecal Incontinence publication thumbnail image

Fecal Incontinence
Provides general information about flexible sigmoidoscopy. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (526 KB) *

Endoscopic Retrograde Chloangiopancreatography publication thumbnail image

Endoscopic Retrograde Chloangiopancreatography (ERCP)
Provides general information about ERCP (endoscopic retrograde cholangiopancreatography). Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (658 KB) *

Flexible Sigmoidoscopy publication thumbnail image

Flexible Sigmoidoscopy
Provides general information about flexible sigmoidoscopy. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (347 KB) *

Sigmoidoscopia flexible publicación imagen

En Español
Sigmoidoscopia flexible
Proporciona información general sobre la sigmoidoscopia flexible. Describe el propósito de la prueba, como los pacientes se pueden preparar para ella y que pueden esperar los pacientes durante y después del procedimiento.
Versión PDF (186 KB) *

The Gallstones publication thumbnail image

Gallstones
Provides general information about gallstones, including causes, risk factors, diagnosis, and treatment.
PDF Version (205 KB) *

Gas in the Digestive Tract publication thumbnail image

Gas in the Digestive Tract
Describes what causes gas and discusses symptoms, complications, and treatment.
PDF Version (158 KB) *

Gastroesophageal Reflux in Children and Adolescents publication thumbnail image

Gastroesophageal Reflux in Children and Adolescents
Describes gastroesophageal reflux in children and adolescents, including the causes, symptoms, diagnosis, and treatment.
PDF Version (139 KB) *

Gastritis publication thumbnail image

Gastritis
Describes the various causes of gastritis and tests used to diagnose it.
PDF Version (246 KB) *

Gastropesophageal Reflux in Infants publication thumbnail image

Gastropesophageal Reflux in Infants
Describes gastroesophageal reflux in infants, including the causes, symptoms, diagnosis, and treatment.
PDF Version (136 KB) *

The Gastroparesis  publication thumbnail image

Gastroparesis
Defines gastroparesis and describes the symptoms, diagnosis, complications, and treatment.
PDF Version (115 KB) *

H. pylori and Peptic Ulcers publication thumbnail image

H. pylori and Peptic Ulcers
Discusses peptic ulcers and explains how H. pylori can cause them. Covers diagnosis and treatment.
PDF Version (147 KB) *

H. pylori y Úlcera Péptica publicación imagen

En Español
H. pylori y Úlcera Pépticas
Ofrece información sobre las úlceras pépticas y explica cómo el "H. pylori" las puede causar. También ofrece información sobre el diagnóstico y el tratamiento.
Versión PDF (276 KB) *

The Heartburn, Gastroesophageal Reflux (GER), and Gastroesophageal Reflux Disease (GERD)  publication thumbnail image

Heartburn, Gastroesophageal Reflux (GER), and Gastroesophageal Reflux Disease (GERD)
Defines gastroesophageal reflux (GER) and gastroesophageal reflux disease (GERD). Describes the causes, symptoms, and treatment—including surgery—for GERD.
PDF Version (111 KB)*

Hemochromatosis publication thumbnail image

Hemochromatosis
Provides information about the causes, risk factors, symptoms, diagnosis, treatment, and screening for hemochromatosis. Includes a list of additional resources.
PDF Version (134 KB) *

Hemorrhoids publication thumbnail image

Hemorrhoids
Provides information about the causes, risk factors, symptoms, diagnosis, treatment, and screening for hemochromatosis. Includes a list of additional resources.
PDF Version (317 KB) *

The Indigestion  publication thumbnail image

Indigestion
Describes indigestion, also called functional dyspepsia. Provides information about the causes, symptoms, diagnosis, and treatment.
PDF Version (149 KB) *

Inguinal Hernia publication thumbnail image

Inguinal Hernia
Describes the types of inguinal hernia, as well as causes, symptoms, surgical treatment, and potential complications.
PDF Version (127 KB) *

Intestinal Pseudo-Obstruction publication thumbnail image

Intestinal Pseudo-Obstruction
Discusses chronic and acute forms of intestinal pseudo-obstruction and briefly describes the symptoms, diagnosis, and treatment of this rare condition.
PDF Version (173 KB) *

Irritable Bowel Syndrome publication thumbnail image

Irritable Bowel Syndrome (IBS)
Describes the causes, symptoms, tests to rule out more serious intestinal diseases, and lifestyle and medical approaches to symptom management.
PDF Version (165 KB) *

Irritable Bowel Syndrome in Children publication thumbnail image

Irritable Bowel Syndrome in Children
Defines irritable bowel syndrome. Describes diagnostic criteria and treatment, and offers guidelines for parents.
PDF Version (125 KB) *

Lactose Intolerance publication thumbnail image

Lactose Intolerance
Explains the cause, risk factors, diagnostic tests, and management of lactose intolerance. Lists calcium-rich foods and foods that contain hidden lactose.
PDF Version (144 KB) *

Liver Biopsy publication thumbnail image

Liver Biopsy
Provides general information about liver biopsy. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (154 KB) *

Biopsia del hígado publicación imagen

En Español
Biopsia del hígado
Describe el propósito de la prueba, como los pacientes se pueden preparar para ella y que pueden esperar los pacientes durante y después del procedimiento.
Versión PDF (243 KB) *

The Liver Transplantation publication thumbnail image

Liver Transplantation
Describes what liver transplantation is and why it might be needed. Explains the national transplant waiting list, the scoring systems used to rank transplant candidates by urgency of need, and the procedure for matching candidates with donor livers. Discusses liver transplant surgery, possible complications of the surgery, and rejection and its treatment.
PDF Version (326 KB) *

Lower GI publication thumbnail image

Lower GI Series
Provides general information about the lower gastrointestinal (GI) x-ray series. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (152 KB) *

Tránsito gastrointestinal inferior publicación imagen

En Español
Tránsito gastrointestinal inferior
Proporciona información general sobre las radiografías del tránsito gastrointestinal inferior. Describe el propósito de la prueba, como los pacientes se pueden preparar para ella y que pueden esperar los pacientes durante y después del procedimiento.
Versión PDF (113 KB) *

Ménétrier Disease publication thumbnail image

Ménétrier Disease
Defines Ménétrier disease and describes treatment options.
PDF Version (98 KB) *

Microscopic Colitis: Collagenous Colitis and Lymphocytic Colitis publication thumbnail image

Microscopic Colitis: Collagenous Colitis and Lymphocytic Colitis
Describes the symptoms, diagnosis, and treatment of collagenous colitis and lymphocytic colitis.
PDF Version (244 KB) *

The Nonalcoholic Steatohepatitis (NASH) publication thumbnail image

Nonalcoholic Steatohepatitis (NASH)
Provides information about nonalcoholic steatohepatitis, including risk factors, causes, symptoms, diagnosis, treatment, and ongoing research.
PDF Version (184 KB) *

The Esteatohepatitis no alcohólica publication thumbnail image

En Español
Esteatohepatitis no alcohólica
Ofrece información sobre la esteatohepatitis no alcohólica, una enfermedad del hígado que ocurre cuando depósitos de grasa en el hígado causan inflamación. Describe las afecciones subyacentes o los factores de riesgo, así como los síntomas, las causas, el diagnóstico, el tratamiento y las investigaciones en curso.
PDF Version (213 KB) *

NSAIDs and Peptic Ulcers publication thumbnail image

NSAIDs and Peptic Ulcers
Describes the relationship between nonsteroidal anti-inflammatory drugs (NSAIDs) and peptic ulcers. Covers the symptoms, diagnosis, treatment, and long-term outlook.
PDF Version (158 KB) *

The Pancreatitis publication thumbnail image

Pancreatitis
Provides information about both acute and chronic forms of the disease, including symptoms, diagnosis, complications, and treatment.
PDF Version (148 KB) *

Porphyria publication thumbnail image

Porphyria
Reviews the group of disorders known as the porphyrias, which affect the skin or nervous system, or both. Discusses the types, causes, symptoms, diagnosis, and treatment of porphyria.
PDF Version (106 KB) *

The Primary Biliary Cirrhosis (PBC) publication thumbnail image

Primary Biliary Cirrhosis (PBC)
Explains the possible causes of primary biliary cirrhosis. Describes the symptoms, complications, diagnosis, and treatment.
PDF Version (566 KB) *

Lactose Intolerance publication thumbnail image

Primary Sclerosing Cholangitis (PSC)
Reviews primary sclerosing cholangitis, a disease that damages and blocks bile ducts and can lead to cirrhosis and liver failure. Discusses the causes, symptoms, complications, diagnosis, and treatment of the disease.
PDF Version (179 KB) *

Proctitis publication thumbnail image

Proctitis
Describes the causes, diagnosis, and treatment of proctitis.
PDF Version (150 KB) *

Rapid Gastric Emptying publication thumbnail image

Rapid Gastric Emptying
Describes the causes, symptoms, diagnosis, and treatment of rapid gastric emptying.
PDF Version (116 KB) *

Short Bowel Syndrome publication thumbnail image

Short Bowel Syndrome
Reviews short bowel syndrome, a disorder that typically occurs in people who have had half or more of their small intestine removed. Discusses the causes, signs and symptoms, and treatment options.
PDF Version (130 KB) *

Smoking and Your Digestive System publication thumbnail image

Smoking and Your Digestive System
Describes how smoking affects various parts of the digestive system.
PDF Version (78 KB) *

Ulcerative Colitis publication thumbnail image

Ulcerative Colitis
Outlines the symptoms, diagnostic procedures, and risks and benefits of several drugs and types of surgery to treat this disease.
PDF Version (179 KB) *

Upper GI Endoscopy publication thumbnail image

Upper GI Endoscopy
Provides general information about upper GI endoscopy. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (129 KB) *

Endoscopia esofagogastroduodenal publicación imagen

En Español
Endoscopia esofagogastroduodenal
Proporciona información sobre la endoscopia esofagogastroduodenal. Describe el propósito de la prueba, como los pacientes se pueden preparar para ella y que pueden esperar los pacientes durante y después del procedimiento.
Versión PDF (169 KB) *

Upper GI Series publication thumbnail image

Upper GI Series
Provides general information about upper gastrointestinal (GI) x-ray series. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (106 KB) *

Tránsito esofagogastroduodenal publicación imagen

En Español
Tránsito esofagogastroduodenal
Proporciona información general sobre las radiografías del tránsito esofagogastroduodenal.
Versión PDF (110 KB) *

Viral Hepatitis A to E and Beyond publication thumbnail image

Viral Hepatitis A to E and Beyond
Provides information about the symptoms, modes of transmission, at-risk populations, prevention, and treatment of hepatitis A through E. Includes a list of additional resources.
PDF Version (139 KB) *

Virtual Colonoscopy publication thumbnail image

Virtual Colonoscopy
Provides general information about virtual colonoscopy. Describes the purpose of the test, how patients can prepare for it, and what patients can expect during and after the procedure.
PDF Version (123 KB) *

Colonoscopia virtual publicación imagen

En Español
Colonoscopia virtual
Describe el propósito de la prueba, como los pacientes se pueden preparar para ella y que pueden esperar los pacientes durante y después del procedimiento.
Versión PDF (222 KB) *

Viral Gastroenteritis publication thumbnail image

Viral Gastroenteritis
Describes the causes, symptoms, diagnosis, treatment, and prevention of viral gastroenteritis.
PDF Version (235 KB) *

Whipple’s Disease publication thumbnail image

Whipple’s Disease
Describes the causes, symptoms, and treatment of Whipple’s disease, a rare bacterial infection primarily affecting the small intestine.
PDF Version (139 KB) *

Wilson Disease publication thumbnail image

Wilson Disease
Describes the causes, symptoms, diagnosis, and treatment of Wilson disease, a genetic disorder that prevents the body from getting rid of extra copper.
PDF Version (101 KB) *

Zollinger-Ellison Syndrome publication thumbnail image

Zollinger-Ellison Syndrome (ZES)
Describes the causes, complications, diagnosis, and treatment of Zollinger-Ellison syndrome, a rare disorder characterized by one or more tumors in the pancreas, duodenum, or both.
PDF Version (182 KB) *

Your Digestive System and How It Works publication thumbnail image

Your Digestive System and How It Works
Provides general information about the organs of the digestive system, the digestive process, and the absorption of nutrients. Includes a list of additional readings.
PDF Version (178 KB) *

Lo que usted debe saber sobre el control intestinal publicación imagen

En Español
El aparato digestivo y su funcionamiento
Ofrece información general sobre los órganos del sistema digestivo, la digestión y la absorción de nutrientes.
Versión PDF (153 KB) *

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Page last updated March 27, 2012


The National Digestive Diseases Information Clearinghouse is a service of the National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health.

National Digestive Diseases Information Clearinghouse
2 Information Way
Bethesda, MD 20892–3570
Phone: 1–800–891–5389
TTY: 1–866–569–1162
Fax: 703–738–4929
Email: nddic@info.niddk.nih.gov
Internet: www.digestive.niddk.nih.gov

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