In-depth

Acute coronary syndrome

Acute kidney failure

Acute liver failure

Addison's disease

Airplane ear

Alcohol intolerance

Alcohol poisoning

Alcohol use disorder

Alcoholic hepatitis

Allergies

Alpha-gal syndrome

Amniotic fluid embolism

Anaphylaxis

Angina

Anthrax

Antibiotic-associated diarrhea

Appendicitis

Ascariasis

Autoimmune hepatitis

Bee sting

Benign paroxysmal positional vertigo (BPPV)

Bile reflux

Bird flu (avian influenza)

Blastocystis hominis

Botulism

Brain aneurysm

Brain tumor

C. difficile infection

Carbon monoxide poisoning

Carcinoid tumors

Cardiogenic shock

Castleman disease

Celiac disease

Chagas disease

Chest pain

Cholecystitis

Cholera

Choroid plexus carcinoma

Chronic daily headaches

Chronic kidney disease

Chronic sinusitis

Churg-Strauss syndrome

Cirrhosis

Colon polyps

Concussion

Congenital adrenal hyperplasia

Constipation in children

Coronavirus disease 2019 (COVID-19)

CSF leak (Cerebrospinal fluid leak)

Cyclic vomiting syndrome

Dengue fever

Diabetes insipidus

Diabetic coma

Diabetic ketoacidosis

Diabetic neuropathy

Diverticulitis

Drug allergy

Dumping syndrome

Dysphagia

E. coli

Ear infection (middle ear)

Ectopic pregnancy

Egg allergy

Ehrlichiosis and anaplasmosis

Encephalitis

Endometriosis

Enlarged liver

Eosinophilic esophagitis

Esophagitis

Exercise headaches

Food allergy

Food poisoning

Functional dyspepsia

Gallbladder cancer

Gastritis

Gastroparesis

Giardia infection (giardiasis)

Glaucoma

Glioblastoma

Glioma

H1N1 flu (swine flu)

Hangovers

Hantavirus pulmonary syndrome

Headaches in children

Heart attack

Heart failure

Heat exhaustion

Heatstroke

Helicobacter pylori (H. pylori) infection

Hemolytic uremic syndrome (HUS)

Hemophilia

Henoch-Schonlein purpura

Hepatitis A

Hepatitis B

Hepatitis C

Hirschsprung's disease

Hydrocele

Hypercalcemia

Hyperglycemia in diabetes

Hyponatremia

Indigestion

Infant reflux

Intestinal ischemia

Intestinal obstruction

Intracranial hematoma

Intussusception

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)

Malaria

MCAD deficiency

Median arcuate ligament syndrome (MALS)

Meningitis

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

Migraine

Milk allergy

Molar pregnancy

Morning sickness

Multiple myeloma

Multisystem inflammatory syndrome in children (MIS-C)

Myocardial ischemia

Norovirus infection

Orchitis

Orthostatic hypotension (postural hypotension)

Ovarian cancer

Ovarian cysts

Ovarian hyperstimulation syndrome

Pancreatic cysts

Pancreatitis

Panic attacks and panic disorder

Parvovirus infection

Peanut allergy

Pelvic inflammatory disease (PID)

Peptic ulcer

Peritonitis

Pinworm infection

Pituitary tumors

Plague

Polio

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

Porphyria

Postpartum preeclampsia

Preeclampsia

Pseudomembranous colitis

Pseudotumor cerebri (idiopathic intracranial hypertension)

Pyloric stenosis

Radiation sickness

Recurrent breast cancer

Reye's syndrome

Rotavirus

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

Small bowel obstruction

Smallpox

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

Zollinger-Ellison syndrome

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Dec. 07, 2023

See also

  1. Acute coronary syndrome
  2. Acute kidney failure
  3. Acute liver failure
  4. Addison's disease
  5. Adrenal fatigue: What causes it?
  6. Airplane ear
  7. Alcohol intolerance
  8. Alcohol poisoning
  9. Alcohol use disorder
  10. Alcoholic hepatitis
  11. Allergies
  12. Allergy medications: Know your options
  13. Allergy-proof your home
  14. Alpha-gal syndrome
  15. Amniotic fluid embolism
  16. Anaphylaxis
  17. Anaphylaxis: First aid
  18. Aneurysm Surgery
  19. Angina
  20. Anthrax
  21. Antibiotic-associated diarrhea
  22. Appendicitis
  23. Ascariasis
  24. Aspirin allergy
  25. Autoimmune hepatitis
  26. Beating Ovarian Cancer
  27. Bee sting
  28. Benign paroxysmal positional vertigo (BPPV)
  29. Bile reflux
  30. Bird flu (avian influenza)
  31. Blastocystis hominis
  32. Botulism
  33. Brain aneurysm
  34. Brain tumor
  35. What is a brain tumor? A Mayo Clinic expert explains
  36. Brain tumor FAQs
  37. How kidneys work
  38. Bump on the head: When is it a serious head injury?
  39. C. difficile infection
  40. CA 125 test: A screening test for ovarian cancer?
  41. Calcium supplements: A risk factor for heart attack?
  42. COVID-19 and vitamin D
  43. Carbon monoxide poisoning
  44. Carcinoid tumors
  45. Cardiac asthma: What causes it?
  46. Cardiogenic shock
  47. Castleman disease
  48. Celiac disease
  49. Chagas disease
  50. Chest pain
  51. Cholecystitis
  52. Cholera
  53. Choroid plexus carcinoma
  54. Chronic daily headaches
  55. Chronic kidney disease
  56. Chronic kidney disease: Is a clinical trial right for me?
  57. Chronic sinusitis
  58. Churg-Strauss syndrome
  59. Cirrhosis
  60. What is cirrhosis? A Mayo Clinic expert explains
  61. Cirrhosis FAQs
  62. Colon polyps
  63. Concussion
  64. Concussion in children
  65. Concussion Recovery
  66. Concussion Telemedicine
  67. Congenital adrenal hyperplasia
  68. Constipation in children
  69. Coronary artery spasm: Cause for concern?
  70. Coronavirus disease 2019 (COVID-19)
  71. COVID-19: How can I protect myself?
  72. Herd immunity and coronavirus
  73. COVID-19 and pets
  74. COVID-19 and your mental health
  75. COVID-19, cold, allergies and the flu
  76. COVID-19 drugs: Are there any that work?
  77. Long-term effects of COVID-19
  78. COVID-19 in babies and children
  79. Coronavirus infection by race
  80. COVID-19 travel advice
  81. COVID-19 vaccines for kids: What you need to know
  82. COVID-19 vaccines
  83. COVID-19 variant
  84. COVID-19 vs. flu: Similarities and differences
  85. COVID-19: Who's at higher risk of serious symptoms?
  86. CSF leak (Cerebrospinal fluid leak)
  87. Cyclic vomiting syndrome
  88. Debunking coronavirus myths
  89. Dengue fever
  90. Diabetes insipidus
  91. Diabetic coma
  92. Diabetic Gastroparesis
  93. Diabetic ketoacidosis
  94. Diabetic neuropathy
  95. Diabetic neuropathy and dietary supplements
  96. Types of diabetic neuropathy
  97. Different COVID-19 vaccines
  98. Diverticulitis
  99. Drinking after hepatitis C cure: Is it safe?
  100. Drug allergy
  101. Dumping syndrome
  102. Dysphagia
  103. E. coli
  104. Ear infection (middle ear)
  105. Eating right for chronic kidney disease
  106. Ectopic pregnancy
  107. Egg allergy
  108. Ehrlichiosis and anaplasmosis
  109. Encephalitis
  110. Endometriosis
  111. What is endometriosis? A Mayo Clinic expert explains
  112. Endometriosis FAQs
  113. Enlarged liver
  114. Eosinophilic esophagitis
  115. Esophagitis
  116. Exercise headaches
  117. Fainting during urination (micturition syncope): What causes it?
  118. Fight coronavirus (COVID-19) transmission at home
  119. Flu masks
  120. Flu Shot Prevents Heart Attack
  121. Flu vaccine: Safe for people with egg allergy?
  122. Food allergy
  123. Food allergy or intolerance?
  124. Food poisoning
  125. Functional dyspepsia
  126. Gallbladder cancer
  127. Gallbladder polyps: Can they be cancerous?
  128. Gastritis
  129. Gastroenteritis: First aid
  130. Gastroparesis
  131. Giardia infection (giardiasis)
  132. Glaucoma
  133. Glioblastoma
  134. Glioma
  135. Guide to different tick species and the diseases they carry
  136. Helicobacter pylori (H. pylori) infection
  137. H1N1 flu (swine flu)
  138. Hangovers
  139. Hantavirus pulmonary syndrome
  140. Headaches and hormones
  141. Headaches in children
  142. Headaches: Treatment depends on your diagnosis and symptoms
  143. Heart attack
  144. Heart attack prevention: Should I avoid secondhand smoke?
  145. Heart attack symptoms
  146. Heart Attack Timing
  147. Heart failure
  148. Heart failure and sex: Is it safe?
  149. Heat exhaustion
  150. Heatstroke
  151. Hemolytic uremic syndrome (HUS)
  152. Hemophilia
  153. Henoch-Schonlein purpura
  154. Hepatitis A
  155. Hepatitis B
  156. Hepatitis C
  157. Hepatitis C: How common is sexual transmission?
  158. Hepatitis C: What happens in end-stage liver disease?
  159. Hidden Heart Attack
  160. Hirschsprung's disease
  161. Holiday Heart
  162. How do COVID-19 antibody tests differ from diagnostic tests?
  163. How well do face masks protect against COVID-19?
  164. Hydrocele
  165. Hypercalcemia
  166. Hyperglycemia in diabetes
  167. Hyponatremia
  168. Indigestion
  169. Infant reflux
  170. Intestinal ischemia
  171. Intestinal obstruction
  172. Intracranial hematoma
  173. Intussusception
  174. Is hydroxychloroquine a treatment for COVID-19?
  175. Jellyfish stings
  176. Kawasaki disease
  177. What is kidney disease? An expert explains
  178. Kidney disease FAQs
  179. Kidney stones
  180. Krabbe disease
  181. Lactose intolerance
  182. Lead poisoning
  183. Legionnaires' disease
  184. Listeria infection
  185. Liver cancer
  186. What is liver cancer? An expert explains
  187. Liver cancer FAQs
  188. Liver cysts: A cause of stomach pain?
  189. Liver disease
  190. Liver hemangioma
  191. Living with Brain Tumors
  192. Long Term Brain Cancer Survivor
  193. Low blood pressure (hypotension)
  194. Low blood sodium in older adults: A concern?
  195. Low-phosphorus diet: Helpful for kidney disease?
  196. Malaria
  197. Managing Headaches
  198. Managing Meningitis
  199. Marathon and the Heat
  200. Mayo Clinic Minute: Avoiding summer E. coli infection
  201. Mayo Clinic Minute: What you need to know about polyps in your colon
  202. Mayo Clinic Minute: You're washing your hands all wrong
  203. Mayo Clinic Minute: How dirty are common surfaces?
  204. Mayo Clinic Minute: Meningitis 101 for college students
  205. Mayo Clinic Minute: Prevent migraines with magnetic stimulation
  206. Mayo Clinic Minute: Weathering migraines
  207. MCAD deficiency
  208. Measles Virus as a Cancer Fighter
  209. Median arcuate ligament syndrome (MALS)
  210. Meningitis
  211. Menstrual cramps
  212. Mesenteric lymphadenitis
  213. Migraine
  214. What is a migraine? A Mayo Clinic expert explains
  215. Migraine medicines and antidepressants
  216. Migraine FAQs
  217. Migraine treatment: Can antidepressants help?
  218. Migraines and gastrointestinal problems: Is there a link?
  219. Migraines and Vertigo
  220. Migraines: Are they triggered by weather changes?
  221. Alleviating migraine pain
  222. Milk allergy
  223. Molar pregnancy
  224. Morning sickness
  225. MRI: Is gadolinium safe for people with kidney problems?
  226. Multiple myeloma
  227. Infographic: Multiple Myeloma
  228. Multisystem inflammatory syndrome in children (MIS-C)
  229. Myocardial ischemia
  230. Nasal Cleaning
  231. New Hep C Treatment
  232. New Test for Preeclampsia
  233. New Way to Fix Aneurysms
  234. Nighttime headaches: Relief
  235. Nocturnal panic attacks: What causes them?
  236. Norovirus infection
  237. NSAIDs: Do they increase my risk of heart attack and stroke?
  238. He's the bravest kid I've ever seen
  239. Occipital nerve stimulation: Effective migraine treatment?
  240. Ocular migraine: When to seek help
  241. Orchitis
  242. Orthostatic hypotension (postural hypotension)
  243. Ovarian cancer
  244. Ovarian cancer: Still possible after hysterectomy?
  245. Ovarian cysts
  246. Ovarian cysts and infertility: A connection?
  247. Ovarian hyperstimulation syndrome
  248. Pain Management
  249. Pancreatic cysts
  250. Pancreatitis
  251. Panic attacks and panic disorder
  252. Pap test: Can it detect ovarian cancer?
  253. Parvovirus infection
  254. Peanut allergy
  255. Pelvic inflammatory disease (PID)
  256. Peptic ulcer
  257. Peritonitis
  258. Pinworm infection
  259. Pituitary tumors
  260. Plague
  261. Polio
  262. Polymorphous light eruption
  263. Porphyria
  264. Postpartum preeclampsia
  265. Preeclampsia
  266. Pregnancy and COVID-19
  267. Preventing Kidney Stones
  268. Proton Beam Therapy
  269. Pseudomembranous colitis
  270. Pseudotumor cerebri (idiopathic intracranial hypertension)
  271. Punk Guitarist Survives Brain Tumor
  272. Pyloric stenosis
  273. Radiation sickness
  274. Recurrent breast cancer
  275. Recurring strep throat: When is tonsillectomy useful?
  276. Renal diet for vegetarians
  277. Reye's syndrome
  278. Rhabdomyolysis
  279. Rotavirus
  280. Ruptured eardrum (perforated eardrum)
  281. Safe outdoor activities during the COVID-19 pandemic
  282. Safety tips for attending school during COVID-19
  283. Salmonella infection
  284. Salt craving: A symptom of Addison's disease?
  285. SCAD 2 Social Media as a Lifesaving Link
  286. Scarlet fever
  287. Scrotal masses
  288. Self-care for the flu
  289. Sex and COVID-19
  290. Shaken baby syndrome
  291. Shellfish allergy
  292. Silent heart attack
  293. Small bowel obstruction
  294. Smallpox
  295. Social anxiety disorder (social phobia)
  296. Spider bites
  297. Spinal headaches
  298. Spontaneous coronary artery dissection (SCAD)
  299. Spontaneous coronary artery dissection (SCAD)
  300. Staph infections
  301. Stomach cancer
  302. What is stomach cancer? A Mayo Clinic expert explains
  303. Stomach cancer FAQs
  304. Strep throat
  305. Strep throat in young children: A common diagnosis?
  306. Sudden cardiac arrest
  307. Sudden death in young people: Heart problems often blamed
  308. Sulfa allergy
  309. Symptom Checker
  310. Tapeworm infection
  311. Testicular torsion
  312. Thunderclap headaches
  313. Toxic hepatitis
  314. Toxic shock syndrome
  315. Traumatic brain injury
  316. Traveler's diarrhea
  317. Treating COVID-19 at home
  318. Unusual symptoms of coronavirus
  319. Vascular rings
  320. Vasovagal syncope
  321. Ventricular fibrillation
  322. Vertigo
  323. Heart failure action plan
  324. What's the difference between H1N1 flu and influenza A?
  325. Wheat allergy
  326. Whooping cough
  327. Whooping cough
  328. Why isn't there a hepatitis C vaccine?
  329. Wilson's disease
  330. Fecal transplant treatment of C. difficile at Mayo Clinic
  331. Mayo Clinic study reporting increased incidence of C. difficile infection
  332. Effectively managing chronic kidney disease
  333. Mayo Clinic Research Finds Risk of Glaucoma Blindness Drops by Half
  334. Zollinger-Ellison syndrome