In-depth

Abdominal aortic aneurysm

Acute liver failure

Addison's disease

Alcoholic hepatitis (Alcohol-associated hepatitis)

Alpha-gal syndrome

Anaphylaxis

Anaplastic large cell lymphoma

Aneurysms

Antibiotic-associated diarrhea

Aortic aneurysm

Appendicitis

Appendix cancer

Ascariasis

Ascites

Barrett's esophagus

Behcet disease

Bile reflux

Bladder stones

Blastocystis hominis

Botulism

C. difficile infection

Carcinoid tumors

Cardiogenic shock

Celiac disease

Chagas disease

Chlamydia trachomatis

Cholangiocarcinoma (bile duct cancer)

Cholecystitis

Chronic lymphocytic leukemia

Churg-Strauss syndrome

Colon cancer

Colon polyps

Constipation in children

Crohn's disease

Cyclic vomiting syndrome

Dengue fever

Diabetic ketoacidosis

Diabetic neuropathy

Diarrhea

Diffuse large B-cell lymphoma

Diverticulitis

E. coli

Ectopic pregnancy

Egg allergy

Encopresis

Enlarged liver

Enlarged spleen (splenomegaly)

Eosinophilic esophagitis

Epididymitis

Esophagitis

Fibromuscular dysplasia

Food allergy

Food poisoning (foodborne illness)

Gallbladder cancer

Gallstones

Gas and gas pains

Intestinal gas can be embarrassing and sometimes painful. But a few simple measures can often provide relief.

Gastroesophageal reflux disease (GERD)

Giardia infection (giardiasis)

Gonorrhea

Hantavirus pulmonary syndrome

Headaches in children

Heart attack

Helicobacter pylori (H. pylori) infection

Hemolytic uremic syndrome (HUS)

Henoch-Schonlein purpura

Hepatitis A

Hepatitis B

Hepatocellular carcinoma (HCC)

Hives and angioedema

Hypercalcemia

Hyperglycemia in diabetes

Indigestion

Inflammatory bowel disease (IBD)

Intestinal ischemia

Intestinal obstruction

Irritable bowel syndrome

Ischemic colitis

Kawasaki disease

Kidney infection

Lactose intolerance

Lead poisoning

Liver cancer

Liver disease

Liver hemangioma

Lymphoma

Median arcuate ligament syndrome (MALS)

Mental illness

Mesenteric lymphadenitis

Mesothelioma

Milk allergy

Miscarriage

Mittelschmerz

Neuroblastoma

Non-Hodgkin lymphoma

Norovirus infection

Ovarian cysts

Ovarian hyperstimulation syndrome

Pancreatic cancer

Pancreatic cysts

Pancreatic neuroendocrine tumors

Pancreatitis

Pelvic congestion syndrome

Pelvic inflammatory disease (PID)

Peritoneal carcinomatosis

Peritonitis

Pheochromocytoma

Pinworm infection

Placental abruption

Plague

Porphyria

Postpartum preeclampsia

Preeclampsia

Primary biliary cholangitis (PBC)

Primary sclerosing cholangitis (PSC)

Proctitis

Pseudomembranous colitis

Rectal cancer

Rotavirus

Ruptured spleen

Salmonella infection

Scrotal masses

Sexually transmitted diseases (STDs)

Shellfish allergy

Shigella infection

Small lymphocytic lymphoma

Small vessel disease

Stage 4 (metastatic) colon cancer

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Tapeworm infection

Testicular torsion

Toxic hepatitis

Traveler's diarrhea

Trichinosis

Triple X syndrome

Tubular adenoma of the colon

Typhoid fever

Ulcerative colitis

Vasculitis

Vesicoureteral reflux

Whipple's disease

Wilms tumor

Zollinger-Ellison syndrome

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March 21, 2025

See also

  1. ​ Vitamins and supplements for fatty liver disease (MASLD)
  2. ​Self-care for fatty liver disease (MASLD)
  3. #AskMayoMom Pediatric Urology
  4. Abdominal aortic aneurysm
  5. Acute liver failure
  6. Addison's disease
  7. Adrenal fatigue: What causes it?
  8. Alcoholic hepatitis (Alcohol-associated hepatitis)
  9. Alpha-gal syndrome
  10. Anaphylaxis
  11. Anaphylaxis: First aid
  12. Anaplastic large cell lymphoma
  13. Aneurysms
  14. Antibiotic-associated diarrhea
  15. Aortic aneurysm
  16. Appendicitis
  17. Appendix cancer
  18. Ascariasis
  19. Ascites
  20. At-home colon cancer tests
  21. Barrett's esophagus
  22. Barrett's Study Results
  23. Behcet disease
  24. Belching, gas and bloating: Tips for reducing them
  25. Bile reflux
  26. Biliary tract cancer: Should I get a second opinion?
  27. Bladder stones
  28. Blastocystis hominis
  29. Blighted ovum: What causes it?
  30. Botulism
  31. C. difficile infection
  32. Calcium supplements: A risk factor for heart attack?
  33. Carcinoid tumors
  34. Cardiogenic shock
  35. Celiac disease
  36. Chagas disease
  37. Chlamydia trachomatis
  38. Cholangiocarcinoma (bile duct cancer)
  39. Cholecystitis
  40. Chronic lymphocytic leukemia
  41. Churg-Strauss syndrome
  42. Colon cancer
  43. Colon Cancer Family Registry
  44. Colon cancer prevention: What you can do
  45. Colon cancer screening: At what age can you stop?
  46. Colon cancer screening: Weighing the options
  47. Colon cancer stool: What to look for and how to test at home
  48. Colon polyps
  49. Constipation in children
  50. Crohn's Crisis
  51. Crohn's disease
  52. Crohn's disease and the gut microbiome
  53. Crohn's or Colitis
  54. Cryotherapy
  55. Cyclic vomiting syndrome
  56. Delusional parasitosis
  57. Dengue fever
  58. Diabetic ketoacidosis
  59. Diabetic neuropathy
  60. Diabetic neuropathy types: Symptoms tell the story
  61. Diabetic neuropathy: Can dietary supplements help?
  62. Diarrhea
  63. Diffuse large B-cell lymphoma
  64. Digestion: How long does it take?
  65. Diverticulitis
  66. Dr. Mark Truty (surgery, MN) better outcomes with chemo
  67. Dr. Wallace Video
  68. E. coli
  69. Early-onset colon cancer
  70. Ectopic pregnancy
  71. Egg allergy
  72. Encopresis
  73. Enlarged liver
  74. Enlarged spleen (splenomegaly)
  75. Eosinophilic esophagitis
  76. Epididymitis
  77. Esophagitis
  78. Fatty liver disease (MASLD)
  79. Fatty liver disease (MASLD) diet
  80. Fecal transplant treatment of C. difficile at Mayo Clinic
  81. Fibromuscular dysplasia
  82. Flu Shot Prevents Heart Attack
  83. Food allergy
  84. Food allergy or intolerance?
  85. Food poisoning (foodborne illness)
  86. Fructose intolerance: Which foods to avoid?
  87. Gallbladder cancer
  88. Gallbladder cleanse: A 'natural' remedy for gallstones?
  89. Gallbladder polyps: Can they be cancerous?
  90. Gallstones
  91. Gas and gas pains
  92. Gastroesophageal reflux disease (GERD)
  93. GERD: Can certain medications make it worse?
  94. GI Stents
  95. Giardia infection (giardiasis)
  96. Gonorrhea
  97. Guide to different tick species and the diseases they carry
  98. Hantavirus pulmonary syndrome
  99. Headaches in children
  100. Heart attack
  101. Heart attack prevention: Should I avoid secondhand smoke?
  102. Heart attack symptoms: Know what's a medical emergency
  103. Heart Attack Timing
  104. Heartburn medicines and B-12 deficiency
  105. Helicobacter pylori (H. pylori) infection
  106. Hemolytic uremic syndrome (HUS)
  107. Henoch-Schonlein purpura
  108. Hepatitis A
  109. Hepatitis B
  110. Hepatitis B and Hepatitis C: What's the difference?
  111. Hepatocellular carcinoma (HCC)
  112. Hives and angioedema
  113. How irritable bowel syndrome affects you
  114. Hypercalcemia
  115. Hyperglycemia in diabetes
  116. Indigestion
  117. Inflammatory bowel disease (IBD)
  118. Inflammatory bowel disease FAQs
  119. Infographic: Pancreatic Cancer: Minimally Invasive Surgery
  120. Infographic: Pancreatic Cancers-Whipple
  121. Infographic: Pancreatic Neuroendocrine Tumors
  122. Intervention: Help a loved one overcome addiction
  123. Intestinal ischemia
  124. Intestinal obstruction
  125. Irritable bowel syndrome
  126. Is a clinical trial for biliary tract cancer right for me?
  127. Is there a special diet for Crohn's disease?
  128. Ischemic colitis
  129. Kawasaki disease
  130. Kidney infection
  131. Lactose intolerance
  132. Lead poisoning
  133. Livedo reticularis: When is it a concern?
  134. Liver cancer
  135. Liver cancer FAQs
  136. Liver cysts: A cause of stomach pain?
  137. Liver disease
  138. Liver disease: How medications can harm the liver
  139. Liver hemangioma
  140. Lymphoma
  141. Lymphoma FAQs
  142. Maintain your social life with Crohn's disease
  143. Mayo Clinic Minute: Avoiding summer E. coli infection
  144. Mayo Clinic Minute: What is an aneurysm?
  145. Mayo Clinic Minute: What you need to know about polyps in your colon
  146. Mayo Clinic study reporting increased incidence of C. difficile infection
  147. Median arcuate ligament syndrome (MALS)
  148. Medications for liver failure
  149. Mental health providers: Tips on finding one
  150. Mental health: Overcoming the stigma of mental illness
  151. Mental illness
  152. Mesenteric lymphadenitis
  153. Mesothelioma
  154. Milk allergy
  155. Miscarriage
  156. Mittelschmerz
  157. Mucus in stool: A concern?
  158. Narrow stools: Should I be concerned?
  159. Neuroblastoma
  160. New Test for Preeclampsia
  161. Non-Hodgkin lymphoma
  162. Norovirus infection
  163. NSAIDs: Do they increase my risk of heart attack and stroke?
  164. Opera Star's Surgery
  165. Ostomy: Adapting to life after colostomy, ileostomy or urostomy
  166. Ovarian cysts
  167. Ovarian cysts and infertility: A connection?
  168. Ovarian hyperstimulation syndrome
  169. Palliative care for biliary tract cancer
  170. Pancreatic cancer
  171. Pancreatic Cancer Survivor
  172. Pancreatic cysts
  173. Pancreatic neuroendocrine tumors
  174. Pancreatitis
  175. Pelvic inflammatory disease (PID)
  176. Peritoneal carcinomatosis
  177. Peritonitis
  178. Pheochromocytoma
  179. Pinworm infection
  180. Placental abruption
  181. Plague
  182. Porphyria
  183. Postpartum preeclampsia
  184. Precision medicine: A new way to treat biliary cancers
  185. Prednisone withdrawal: Why taper down slowly?
  186. Preeclampsia
  187. Primary biliary cholangitis (PBC)
  188. Primary sclerosing cholangitis (PSC)
  189. Proctitis
  190. Pseudomembranous colitis
  191. Radiofrequency ablation
  192. Rectal cancer
  193. Researchers Develop New Stents for Complex Aortic Aneurysms
  194. Ricin poisoning
  195. Rotavirus
  196. Ruptured spleen
  197. Salmonella infection
  198. Salt craving: A symptom of Addison's disease?
  199. Scrotal masses
  200. Sexually transmitted disease (STD) symptoms
  201. Sexually transmitted diseases (STDs)
  202. Shellfish allergy
  203. Shigella infection
  204. Silent heart attack
  205. Small lymphocytic lymphoma
  206. Small vessel disease
  207. Spastic colon: What does it mean?
  208. Stage 4 (metastatic) colon cancer
  209. Staying active with Crohn's disease
  210. STD testing: What's right for you?
  211. Stool color: When to worry
  212. Swallowing gum: Is it harmful?
  213. Symptom Checker
  214. Tapeworm infection
  215. Testicular torsion
  216. Tips for easing stress when you have Crohn's disease
  217. Toxic hepatitis
  218. Traveler's diarrhea
  219. Treatment options for biliary tract cancer
  220. Trichinosis
  221. Triple X syndrome
  222. Tubular adenoma of the colon
  223. Typhoid fever
  224. Ulcerative colitis
  225. Ulcerative colitis flare-ups: 5 tips to manage them
  226. Ulcerative colitis vs. Crohn's disease
  227. Undigested food in stool
  228. Vasculitis
  229. Vesicoureteral reflux
  230. What causes laryngospasm?
  231. What is biliary tract cancer?
  232. What is Crohn's disease? A Mayo Clinic expert explains
  233. What is liver cancer? An expert explains
  234. What is lymphoma? An expert explains
  235. What is pancreatic cancer? A Mayo Clinic expert explains
  236. What is ulcerative colitis? A Mayo Clinic expert explains
  237. Where can I learn more about living with Crohn's disease?
  238. Whipple's disease
  239. White stool: Should I be concerned?
  240. Wilms tumor
  241. Zollinger-Ellison syndrome