What causes fever? 221 possible conditions

Viewing 41 - 60 of 221 results

See a list of possible causes in order from the most common to the least.

41

Tuberculosis

Tuberculosis (TB) is a potentially fatal contagious disease that can affect almost any part of the body but is mainly an infection of the lungs.

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42

Meningitis

This condition is considered a medical emergency. Urgent care may be required.

Meningitis is an inflammation of the meninges. This is the membrane that covers the brain and spinal cord. Meningitis may occur when fluid surrounding the meninges becomes infected. The most common causes of meningiti...

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43

Leukemia

Leukemia is a cancer of the blood cells. There are several types of blood cells, including red blood cells (RBCs), white blood cells (WBCs), and platelets. Generally, leukemia refers to cancers of the WBCs. Two types o...

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44

Gout Overview

More than 8 million Americans suffer from gout, and incidence of the disease has increased by about half in the last 20 years. Explore our gout learning center and learn more.

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45

Herpes Simplex

The herpes simplex virus, also known as HSV, is an infection that causes herpes. Herpes can appear in various parts of the body, most commonly on the genitals or mouth. There are two types of the herpes simplex virus...

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46

Systemic Lupus Erythematosus

The immune system normally fights off dangerous infections and bacteria to keep the body healthy. An autoimmune disease occurs when the immune system attacks its own body because it confuses it for something foreign...

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47

Hepatitis

Hepatitis is swelling and inflammation of the liver. Hepatitis is most commonly caused by a viral infection. There are, however, other causes of hepatitis. These include autoimmune hepatitis (a disease occurring whe...

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48

Urinary Tract Infection

The urinary tract consists of the kidneys, ureters (which connect the kidneys and the bladder), bladder, and urethra. Urinary tract infections (UTIs) can occur in any part of the urinary tract. Most UTIs are caused b...

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49

Shingles

Shingles is an infection caused by the virus varicella-zoster, which is the same virus that causes chickenpox. Even after chickenpox is treated, the virus may live on in your nerve tissues for years before reactivatin...

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50

Peritonitis

This condition is considered a medical emergency. Urgent care may be required.

You have a thin layer of tissue covering the inside of your abdomen and most of its organs. This is called the peritoneum . Inflammation of the peritoneum is called peritonitis. The inflammation is caused by a fungal o...

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51

Septicemia

This condition is considered a medical emergency. Urgent care may be required.

Septicemia is also known as bacteremia or blood poisoning. Septicemia occurs when a bacterial infection enters the bloodstream. Untreated septicemia can quickly progress to sepsis, which is a serious complication of a...

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52

Prostatitis

Prostatitis is an inflammation of the prostate gland, a common condition in adult males. It is often caused by infection.

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53

Acute Pancreatitis

Chances are, you don't know a lot about your pancreas. But when the pancreas becomes inflamed, you're going to feel the pain. Acute pancreatitis is an inflammation in the pancreas, an organ found behind the stomach an...

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54

Intussusception

This condition is considered a medical emergency. Urgent care may be required.

Intussusception occurs when a portion of the intestine folds inside another part. This causes a blockage in the intestine. It is most common in young boys.

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55

Orchitis

Orchitis is the inflammation of the testicles. It can be caused by either bacterial or viral infection. Both testicles may be affected by orchitis at the same time. However, symptoms are restricted to just one testicl...

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56

Glomerulonephritis

The glomeruli are structures in your kidneys made up of tiny blood vessels. These knots of vessels help filter blood and remove excess fluid. If your glomeruli are damaged, your kidneys will stop longer work properly...

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57

Epididymitis

Epididymitis is inflammation of the epididymis , which is a tube located at the back of the testicles. The tube stores and carries sperm. Epididymitis is most common in men aged 19 to 35 and is a frequent cause o...

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58

Hepatitis A

Hepatitis is an inflammation of the liver caused by exposure to toxins, immune diseases, or infection. Viruses cause most cases of hepatitis. Hepatitis A is inflammation of the liver caused by the hepatitis A virus...

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59

Hepatitis B

Hepatitis B is liver inflammation caused by the hepatitis B virus (HBV). HBV is one of five types of hepatitis virus. The others are hepatitis A, C, D, and E. The Centers for Disease Control and Prevention (CDC) stat...

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60

Toxic Megacolon

This condition is considered a medical emergency. Urgent care may be required.

The large intestine is the last section of your digestive tract and includes your appendix, colon, and rectum. The large intestine completes the digestion process by absorbing water and passing waste through to th...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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