Conditions list medically reviewed by George Krucik, MD, MBA
A middle ear infection (otitis media), occurs when a virus or bacteria causes the area behind the eardrum to become inflamed. It is most common in children.
A sinus infection, or sinusitis, is a common condition that affects 30 million people in the United States each year, according to the National Institute of Allergy and…
Meningococcemia is a bacterial infection that can lead to meningitis. Learn more about the symptoms.
Meningitis can affect you differently depending on your age. Learn more about the symptoms and risk factors for each age group.
Chronic fatigue syndrome (CFS) is a debilitating disorder characterized by extreme tiredness that can't be explained by an underlying medical condition.
PTSD can affect anyone who has undergone a traumatic event. Read more on how to cope with it.
Teething syndrome is a normal process that infants go through when teeth break through their gums. Babies normally start teething when they are 6 months old.
Intussusception occurs when a portion of the intestine folds inside another part. This causes a blockage. Find out about causes and treatment.
Encephalitis is inflammation of the brain tissue. It's most often caused by viral infections. In some cases, bacterial infections can also cause encephalitis.
A hernia occurs when an organ pushes through the muscle or tissue that holds it in place. Read on to learn about its causes and treatments.
Infectious arthritis occurs when an infection, caused by a bacteria or virus, spreads to a joint or the fluid surrounding the joint (synovial fluid).
Recurrent herpes simplex labialis, also known as oral or orolabial herpes, is an infection of the mouth area caused by the herpes simplex virus. It is a common and…
An inguinal hernia occurs in the groin area when fatty or intestinal tissues push through the inguinal canal. The inguinal canal is located at the base of the abdomen.
Poliomyelitis, or polio, is a highly contagious disease that is caused by a virus that attacks the body's nervous system.
An adrenergic bronchodilators overdose is when you take too much of a certain kind of asthma medication.
MRSA is an infection caused by a type of staph bacteria that's resistant to many different antibiotics. Learn about its symptoms, causes, and treatment.
Hemolytic uremic syndrome (HUS) occurs when an immune reaction causes low red blood cell levels, low platelet levels, and kidney injury.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.