Acute coronary syndrome

Acute kidney failure

Acute liver failure

Addison's disease

Airplane ear

Alcohol intolerance

Alcohol poisoning

Alcohol use disorder

Alcoholic hepatitis


Alpha-gal syndrome

Amniotic fluid embolism




Antibiotic-associated diarrhea



Autoimmune hepatitis

Bee sting

Benign paroxysmal positional vertigo (BPPV)

Bile reflux

Bird flu (avian influenza)

Blastocystis hominis


Brain aneurysm

Brain tumor

C. difficile infection

Carbon monoxide poisoning

Carcinoid tumors

Cardiogenic shock

Castleman disease

Celiac disease

Chagas disease

Chest pain



Choroid plexus carcinoma

Chronic daily headaches

Chronic kidney disease

Chronic sinusitis

Churg-Strauss syndrome


Colon polyps


Congenital adrenal hyperplasia

Constipation in children

Coronavirus disease 2019 (COVID-19)

Cryptosporidium infection

Cyclic vomiting syndrome

Cyclospora infection

Dengue fever

Diabetes insipidus

Diabetic coma

Diabetic ketoacidosis

Diabetic neuropathy


Drug allergy

Dumping syndrome


E. coli

Ear infection (middle ear)

Ebola virus and Marburg virus

Ectopic pregnancy

Egg allergy

Ehrlichiosis and anaplasmosis



Enlarged liver

Eosinophilic esophagitis


Exercise headaches

Food allergy

Food poisoning

Functional dyspepsia

Gallbladder cancer



Giardia infection (giardiasis)



H1N1 flu (swine flu)


Hantavirus pulmonary syndrome

Headaches in children

Heart attack

Heart failure

Heat exhaustion


Helicobacter pylori (H. pylori) infection

Hemolytic uremic syndrome (HUS)


Henoch-Schonlein purpura

Hepatitis A

Hepatitis B

Hepatitis C

Hirschsprung's disease



Hyperglycemia in diabetes



Infant reflux

Intestinal ischemia

Intestinal obstruction

Intracranial hematoma


Jellyfish stings

Kawasaki disease

Kidney stones

Krabbe disease

Lactose intolerance

Lead poisoning

Legionnaires' disease

Listeria infection

Liver cancer

Liver disease

Liver hemangioma

Low blood pressure (hypotension)


MCAD deficiency


Menstrual cramps

A monthly period is bad enough. Add in painful menstrual cramps, and you may be cursing this thing called womanhood. How do you get relief?

Mesenteric lymphadenitis


Milk allergy

Molar pregnancy

Morning sickness

Multiple myeloma

Multisystem inflammatory syndrome in children (MIS-C)

Myocardial ischemia

Naegleria infection

Norovirus infection


Orthostatic hypotension (postural hypotension)

Ovarian cancer

Ovarian cysts

Ovarian hyperstimulation syndrome

Pancreatic cysts


Panic attacks and panic disorder

Parvovirus infection

Peanut allergy

Pelvic inflammatory disease (PID)

Peptic ulcer


Pinworm infection

Pituitary tumors



One of the most feared diseases of the 20th century, polio has been eradicated from the developed world but remains a threat in less developed nations.

Polymorphous light eruption


Postpartum preeclampsia


Pseudomembranous colitis

Pseudotumor cerebri

Pyloric stenosis

Q fever

Radiation sickness

Recurrent breast cancer

Reye's syndrome

Rocky Mountain spotted fever


Ruptured eardrum (perforated eardrum)

Salmonella infection

Scarlet fever

Scarlet fever is a bacterial infection that causes a rash, fever and sore throat and usually affects children and adolescents.

Scrotal masses

Shaken baby syndrome

Shellfish allergy


Social anxiety disorder (social phobia)

Spider bites

Spinal headaches

Spontaneous coronary artery dissection (SCAD)

Staph infections

Stomach cancer

Strep throat

Sudden cardiac arrest

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

Thunderclap headaches

Toxic hepatitis

Toxic shock syndrome

Traumatic brain injury

Traveler's diarrhea


Vascular rings

Vasovagal syncope

Ventricular fibrillation

Wheat allergy

Whooping cough

Wilson's disease

Yellow fever

Zollinger-Ellison syndrome

June 16, 2020

See also

  1. Acute coronary syndrome
  2. Acute hepatitis C infection
  3. Acute kidney failure
  4. Acute liver failure
  5. Addiction Takes Center Stage
  6. Addison's disease
  7. Adrenal fatigue: What causes it?
  8. Airplane ear
  9. Alcohol intolerance
  10. Alcohol poisoning
  11. Alcohol use disorder
  12. Alcoholic hepatitis
  13. Allergies
  14. Allergy medications: Know your options
  15. Allergy-proof your home
  16. Alpha-gal syndrome
  17. Amniotic fluid embolism
  18. Anaphylaxis
  19. Aneurysm Surgery
  20. Angina
  21. Anthrax
  22. Antibiotic-associated diarrhea
  23. Appendicitis
  24. Ascariasis
  25. Aspirin allergy
  26. Autoimmune hepatitis
  27. Avoid rebound nasal congestion
  28. Beating Ovarian Cancer
  29. Bee sting
  30. Benign paroxysmal positional vertigo (BPPV)
  31. Bezoars: How do they happen?
  32. Bile reflux
  33. Bird flu (avian influenza)
  34. Blastocystis hominis
  35. Botulism
  36. Brain aneurysm
  37. Brain tumor
  38. 4 Ways to Prevent Heart Attack
  39. Heart Failure
  40. How kidneys work
  41. Mayo Clinic - Holiday Heart Attack and Stroke Risk
  42. SCAD: A Disease-Specific, Social Networking Community-Initiated Study
  43. Bump on the head: When is it a serious head injury?
  44. C. difficile infection
  45. CA 125 test: A screening test for ovarian cancer?
  46. Calcium supplements: A risk factor for heart attack?
  47. Can COVID-19 (coronavirus) spread through food, water, surfaces and pets?
  48. COVID-19 and vitamin D
  49. Safe cancer treatment during the COVID-19 pandemic
  50. Cancer treatment during COVID-19: How to move ahead safely
  51. Carbon monoxide poisoning
  52. Carcinoid tumors
  53. Cardiac asthma: What causes it?
  54. Cardiogenic shock
  55. Castleman disease
  56. Celiac disease
  57. Celiac disease: Can gluten be absorbed through the skin?
  58. Celiac disease diet: How do I get enough grains?
  59. Chagas disease
  60. Chest pain
  61. Cholecystitis
  62. Cholera
  63. Choroid plexus carcinoma
  64. Chronic daily headaches
  65. Chronic kidney disease
  66. Chronic sinusitis
  67. Churg-Strauss syndrome
  68. Cirrhosis
  69. Colon polyps
  70. Concussion
  71. Concussion in children
  72. Concussion Recovery
  73. Concussion Telemedicine
  74. Congenital adrenal hyperplasia
  75. Constipation in children
  76. Coping with side effects of hepatitis C drugs
  77. Coronary artery spasm: Cause for concern?
  78. Coronavirus safety tips for going out
  79. Coronavirus disease 2019 (COVID-19)
  80. Coronavirus: What is it and how can I protect myself?
  81. Coronavirus grief
  82. Coronavirus travel advice
  83. Coronavirus vs. flu: Similarities and differences
  84. Herd immunity and coronavirus
  85. COVID-19 and high blood pressure
  86. COVID-19 and pets
  87. COVID-19 and the risk of suicide
  88. COVID-19 and your mental health
  89. COVID-19 and holidays
  90. COVID-19 (coronavirus) drugs: Are there any that work?
  91. COVID-19 (coronavirus) in babies and children
  92. Long-term effects of COVID-19
  93. COVID-19 (coronavirus) stigma: What it is and how to reduce it
  94. COVID-19 (coronavirus) vaccine
  95. COVID-19: How much protection do face masks offer?
  96. Coping with unemployment caused by COVID-19
  97. COVID-19 (coronavirus): Quarantine, self-isolation and social distancing
  98. COVID-19: Social distancing, contact tracing are critical
  99. COVID-19: Who's at higher risk of serious symptoms?
  100. Cryptosporidium infection
  101. Cyclic vomiting syndrome
  102. Cyclospora infection
  103. Debunking coronavirus myths
  104. Dengue fever
  105. Diabetes insipidus
  106. Diabetic coma
  107. Diabetic Gastroparesis
  108. Diabetic ketoacidosis
  109. Diabetic neuropathy
  110. Diabetic neuropathy and dietary supplements
  111. Types of diabetic neuropathy
  112. Diverticulitis
  113. Does honey really help with allergies?
  114. Drinking after hepatitis C cure: Is it safe?
  115. Drug allergy
  116. Dumping syndrome
  117. Dysphagia
  118. E. coli
  119. Ear infection (middle ear)
  120. Ear infection treatment: Do alternative therapies work?
  121. Early hepatitis C infection: How often does it become chronic?
  122. Eastern equine encephalitis (EEE): What is it?
  123. Ebola transmission: Can Ebola spread through the air?
  124. Ebola virus and Marburg virus
  125. Ectopic pregnancy
  126. Egg allergy
  127. Ehrlichiosis and anaplasmosis
  128. Encephalitis
  129. Endometriosis
  130. Endometriosis: Risk factor for ovarian cancer?
  131. Enlarged liver
  132. Eosinophilic esophagitis
  133. Esophagitis
  134. Exercise headaches
  135. External Drive: Charles' Artificial Heart
  136. Eye vitamins: Can they prevent or treat glaucoma?
  137. Surgery during the COVID-19 pandemic
  138. Fainting during urination (micturition syncope): What causes it?
  139. Flu masks
  140. Flu Shot Prevents Heart Attack
  141. Flu vaccine: Safe for people with egg allergy?
  142. Food allergies: Labels
  143. Food allergy
  144. Can adults develop a food allergy?
  145. Food allergy or intolerance?
  146. Food poisoning
  147. Functional dyspepsia
  148. Gallbladder cancer
  149. Gastritis
  150. Gastroenteritis: First aid
  151. Gastroparesis
  152. Getting active after acute coronary syndrome
  153. Getting safe emergency care during the COVID-19 pandemic
  154. Giardia infection (giardiasis)
  155. Glaucoma
  156. Glioma
  157. H. Pylori
  158. Helicobacter pylori (H. pylori) infection
  159. H1N1 flu (swine flu)
  160. Hangover prevention: Do lighter colored drinks help?
  161. Hangovers
  162. Hantavirus pulmonary syndrome
  163. Headaches 101: Know your type
  164. Headaches and hormones
  165. Headaches in children
  166. Headaches: Treatment depends on your diagnosis and symptoms
  167. Heart attack
  168. Heart attack prevention: Should I avoid secondhand smoke?
  169. Heart attack symptoms
  170. Heart Attack Timing
  171. Heart failure
  172. Heart failure and sex: Is it safe?
  173. Slide show: Heart-healthy eating after acute coronary syndrome
  174. Heat exhaustion
  175. Heatstroke
  176. Kids, loneliness and COVID-19
  177. Hemolytic uremic syndrome (HUS)
  178. Hemophilia
  179. Henoch-Schonlein purpura
  180. Hepatitis A
  181. Hepatitis B
  182. Hepatitis C
  183. Hepatitis C: How common is sexual transmission?
  184. Hepatitis C: What happens in end-stage liver disease?
  185. Hidden Heart Attack
  186. Hirschsprung's disease
  187. Holiday Heart
  188. How do COVID-19 antibody tests differ from diagnostic tests?
  189. Infographic: How heart-healthy people can suffer a heart attack
  190. How to safely go to your doctor during the COVID-19 pandemic
  191. How to talk to your kids about COVID-19
  192. Hydrocele
  193. Hypercalcemia
  194. Hyperglycemia in diabetes
  195. Hyponatremia
  196. Indigestion
  197. Infant reflux
  198. Intestinal ischemia
  199. Intestinal obstruction
  200. Intracranial hematoma
  201. Intussusception
  202. Jellyfish stings
  203. Kawasaki disease
  204. Kidney stones
  205. Krabbe disease
  206. Lactose intolerance
  207. Preventing lead exposure
  208. Lead poisoning
  209. Legionnaires' disease
  210. Listeria infection
  211. Liver cancer
  212. Infographic: Liver Cancer
  213. Liver cysts: A cause of abdominal pain?
  214. Liver disease
  215. Liver hemangioma
  216. Liver transplant for hepatitis C
  217. Living with Brain Tumors
  218. Long Term Brain Cancer Survivor
  219. Low blood pressure (hypotension)
  220. Low blood sodium in older adults: A concern?
  221. Low-phosphorus diet: Helpful for kidney disease?
  222. Malaria
  223. Managing Headaches
  224. Managing Meningitis
  225. Marathon and the Heat
  226. Mayo Clinic Minute: Avoiding summer E. coli infection
  227. Mayo Clinic Minute: What you need to know about polyps in your colon
  228. Mayo Clinic Minute: You're washing your hands all wrong
  229. Mayo Clinic Minute: How dirty are common surfaces?
  230. Mayo Clinic Minute Meningitis 101 for college students
  231. Mayo Clinic Minute: Prevent migraines with magnetic stimulation
  232. Mayo Clinic Minute Weathering migraines
  233. MCAD deficiency
  234. Measles Virus as a Cancer Fighter
  235. Meningitis
  236. Menstrual cramps
  237. Mesenteric lymphadenitis
  238. Migraine
  239. Migraine medications and antidepressants
  240. Migraine treatment: Can antidepressants help?
  241. Infographic: Migraine Treatments: Botox & Nerve Blocking
  242. Migraines and gastrointestinal problems: Is there a link?
  243. Migraines and Vertigo
  244. Migraines: Are they triggered by weather changes?
  245. Alleviating migraine pain
  246. Milk allergy
  247. Molar pregnancy
  248. Infographic: Molecular Classification of Gliomas
  249. Morning sickness
  250. MRI: Is gadolinium safe for people with kidney problems?
  251. Multiple myeloma
  252. Infographic: Multiple Myeloma
  253. Multisystem inflammatory syndrome in children (MIS-C)
  254. Myocardial ischemia
  255. Naegleria infection
  256. Nasal Cleaning
  257. Nasal spray addiction: Is it real?
  258. Neurosurgery during the COVID-19 pandemic
  259. New Hep C Treatment
  260. New Test for Preeclampsia
  261. New Way to Fix Aneurysms
  262. Nighttime headaches: Relief
  263. Nocturnal panic attacks: What causes them?
  264. Norovirus infection
  265. NSAIDs: Do they increase my risk of heart attack and stroke?
  266. He's the bravest kid I've ever seen
  267. Occipital nerve stimulation: Effective migraine treatment?
  268. Ocular migraine: When to seek help
  269. Orchitis
  270. Orthostatic hypotension (postural hypotension)
  271. Ovarian cancer
  272. Ovarian cancer: Still possible after hysterectomy?
  273. Ovarian cancer vaccine: Can it prevent recurrence?
  274. Ovarian cysts
  275. Ovarian cysts and infertility: A connection?
  276. Ovarian hyperstimulation syndrome
  277. Pain Management
  278. Pancreatic cysts
  279. Pancreatitis
  280. Panic attacks and panic disorder
  281. Pap test: Can it detect ovarian cancer?
  282. Parenting and special needs during a pandemic
  283. Parvovirus infection
  284. Peanut allergy
  285. Pelvic inflammatory disease (PID)
  286. Peptic ulcer
  287. Peritonitis
  288. Pinworm infection
  289. Pituitary tumors
  290. Plague
  291. Polio
  292. Polymorphous light eruption
  293. Polymorphous Light Eruption
  294. Porphyria
  295. Postpartum preeclampsia
  296. Preeclampsia
  297. Pregnancy and COVID-19
  298. Preventing Kidney Stones
  299. Infographic: Proton Beam Brain Tumor
  300. Pseudomembranous colitis
  301. Pseudotumor cerebri
  302. Punk Guitarist Survives Brain Tumor
  303. Pyloric stenosis
  304. Q fever
  305. Coronavirus infection by race
  306. Radiation sickness
  307. Recurrent breast cancer
  308. Recurring strep throat: When is tonsillectomy useful?
  309. Renal diet for vegetarians
  310. Reye's syndrome
  311. Rhabdomyolysis
  312. Rocky Mountain spotted fever
  313. Rotavirus
  314. Routine cancer screening during coronavirus (COVID-19) pandemic
  315. Ruptured eardrum (perforated eardrum)
  316. Safe outdoor activities during the COVID-19 pandemic
  317. Safety tips for returning to school during COVID-19
  318. Salmonella infection
  319. Salt craving: A symptom of Addison's disease?
  320. SCAD 2 Social Media as a Lifesaving Link
  321. Scarlet fever
  322. Scrotal masses
  323. Self-care for the flu
  324. Sex and COVID-19
  325. Shaken baby syndrome
  326. Shellfish allergy
  327. Silent heart attack
  328. Skin care tips during a pandemic
  329. Smallpox
  330. Social anxiety disorder (social phobia)
  331. Spider bites
  332. Spinal headaches
  333. Spontaneous coronary artery dissection (SCAD)
  334. Spontaneous coronary artery dissection (SCAD)
  335. Staph infections
  336. Stay healthy during the COVID-19 (coronavirus) pandemic
  337. Stay on track with medications during a pandemic
  338. Stomach cancer
  339. Infographic: Stomach Cancer
  340. Stop your next migraine before it starts
  341. Strep throat
  342. Strep throat in infants: A common diagnosis?
  343. Stress and headaches: Stop the cycle
  344. Sudden cardiac arrest
  345. Sudden death in young people: Heart problems often blamed
  346. Sulfa allergy
  347. Sun rash: Causes and prevention
  348. Symptom Checker
  349. Tapeworm infection
  350. Telemedicine online doctor visits
  351. Teleworking during the coronavirus
  352. Testicular torsion
  353. Thunderclap headaches
  354. Toxic hepatitis
  355. Toxic shock syndrome
  356. Traumatic brain injury
  357. Video: Travel safely for medical care during the COVID-19 pandemic
  358. Traveler's diarrhea
  359. Treating COVID-19 at home
  360. Tularemia
  361. Unusual symptoms of coronavirus
  362. Vascular rings
  363. Vasovagal syncope
  364. Ventricular fibrillation
  365. Vertigo
  366. Fight coronavirus transmission at home
  367. Heart failure action plan
  368. Contact tracing and COVID-19: What is it and how does it work?
  369. What is meant by the term "heart age"?
  370. What's the difference between H1N1 flu and influenza A?
  371. Wheat allergy
  372. Whooping cough
  373. Whooping cough
  374. Why isn't there a hepatitis C vaccine?
  375. Wilson's disease
  376. Yellow fever
  377. Fecal transplant treatment of C. difficile at Mayo Clinic
  378. Mayo Clinic study reporting increased incidence of C. difficile infection
  379. Effectively managing chronic kidney disease
  380. Mayo Clinic Research Finds Risk of Glaucoma Blindness Drops by Half
  381. Zollinger-Ellison syndrome