Fever, Loss of appetite: 78 Possible Causes
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What causes fever and loss of appetite? 78 possible conditions

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

1

Cold and Flu Overview

Common colds and influenza are contagious infections that affect the respiratory system. Both are airborne illnesses, spread through coughing and sneezing. Shared symptoms include headache, cough, sore throat, and more.

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2

Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

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3

Heat Emergencies

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

Heat emergencies are health crises caused by exposure to hot weather and sun. Heat emergencies have three stages: heat cramps, heat exhaustion, and heatstroke.

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4

Strep Throat

Strep throat is a bacterial infection that causes inflammation and pain in the throat. This common condition is caused by group A Streptococcus bacteria.

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5

Alcoholic Liver Disease

Damage to the liver from excessive drinking can lead to ALD. Years of alcohol abuse cause the liver to become inflamed and swollen. This damage can also cause scarring known as cirrhosis. Cirrhosis is the final stage o...

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6

Giardiasis

Giardiasis is an infection in your small intestine caused by microscopic parasites called giardia.

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7

Viral Gastroenteritis

Viral gastroenteritis, also known as the stomach flu, is caused by a number of different viruses. Its symptoms usually last for two to three days.

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8

Hepatitis

Hepatitis refers to an inflammatory condition of the liver. It's commonly caused by a viral infection, but there are other possible causes of hepatitis.

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9

Acute HIV Infection

Acute HIV infection occurs soon after someone is infected with HIV. Learn about acute HIV infection symptoms, diagnosis, treatment, and prevention.

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10

Swine Flu

Swine flu, or H1N1, is highly contagious and can spread quickly from person to person. A simple sneeze may cause thousands of germs to spread through the air. Symptoms are similar to regular influenza.

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11

Lung Cancer Overview

Lung cancer is a cancer that originates in the lungs. Lung cancer often goes undetected in the early stages, since symptoms don't usually present themselves until the advanced stages of the disease.

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12

Acute Pancreatitis

Acute pancreatitis is an inflammation in the pancreas, which causes pain and swelling in the upper left side of the abdomen, nausea, and burping.

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13

Tonsillitis

Tonsillitis occurs when the tonsils (the lymph tissue in your throat) become infected. Symptoms include sore throat, fever, and swollen tonsils. Fortunately, it's normally easily diagnosed and treated.

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14

Appendicitis

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

Appendicitis is inflammation of the appendix, which can be fatal if left untreated. The telltale sign is pain that usually starts as mild cramping, especially on the right side, and becomes more severe over time.

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15

Pneumonia

Pneumonia is an infection of the lungs caused by fungi, bacteria, or viruses. General symptoms include chest pain, fever, cough, and difficulty breathing.

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16

The Many Sides of Bacterial Gastroenteritis

Bacterial infections are common causes of gastrointestinal infections. This type of infection is also called "food poisoning" and is often caused by poor hygiene or ingesting foods contaminated with bacteria.

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17

Teething Syndrome

Teething syndrome-or simply "teething"-is a normal process that infants go through as their teeth break, or cut, through their gums. Babies normally start teething when they are six months old. By the time a child i...

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18

Infectious Mononucleosis

Infectious mononucleosis, or mono, refers to a group of symptoms usually caused by the Epstein-Barr virus (EBV).

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19

Pyelonephritis

Pyelonephritis is an inflammation of the kidney and upper urinary tract. Symptoms include flushed skin, back pain, fever, and nausea.

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20

The Atypical Facts About Atypical Pneumonia

Pneumonia is an infection that causes inflammation of the lungs. Atypical pneumonia is a kind that isn't caused by the bacteria that causes typical pneumonia.

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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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