Upper Respiratory Infection Related Diseases & Conditions

Medical conditions are often related to other diseases and conditions. Our doctors have compiled a list of ailments related to the topic of Upper Respiratory Infection. These conditions may be a cause or symptom of Upper Respiratory Infection or be a condition for which you may be at increased risk.

  • Swollen Lymph Nodes Lymph nodes help the body's immune system fight infections. Causes of swollen lymph nodes (glands) may include infection (viral,...learn more »
    In This Article
    Swollen Lymph Nodes Article
    • Swollen lymph nodes facts
    • What are lymph nodes?
    • Where are the lymph nodes located in the body?
    • Picture of lymph nodes located in the body
    • What are the causes of swollen lymph nodes?
    • What are the symptoms of swollen lymph nodes?
    • How are swollen lymph nodes diagnosed?
    • What is the treatment for swollen lymph nodes?
    • When should I see the doctor for swollen lymph nodes?
    • What are the common lymph nodes that may become swollen?
    • What are the complications of swollen lymph nodes?
  • Sinus Infection (Sinusitis) Sinus infection (sinusitis) signs and symptoms include headache, fever, and facial tenderness, pressure, or pain. Treatments of...learn more »
  • Headache Headaches can be divided into two categories: primary headaches and secondary headaches. Migraine headaches, tension headaches,...learn more »
    In This Article
    Headache Article
    • Headache facts
    • What is a headache?
    • How are headaches classified?
    • What are primary headaches?
    • What are secondary headaches?
    • What are cranial neuralgias, facial pain, and other headaches?
    • What causes tension headaches?
    • What are the symptoms of tension headaches?
    • How are tension headaches diagnosed?
    • How are tension headaches treated?
    • What causes cluster headaches?
    • What are the symptoms of cluster headaches?
    • How are cluster headaches diagnosed?
    • How are cluster headaches treated?
    • Can cluster headaches be prevented?
    • What diseases cause secondary headaches?
    • How are secondary headaches diagnosed?
    • What are the exams and tests for secondary headaches?
    • When should I seek medical care for a headache?
  • Diarrhea Diarrhea is a change is the frequency and looseness of bowel movements. Cramping, abdominal pain, and the sensation of rectal...learn more »
    In This Article
    Diarrhea Article
    • Diarrhea facts
    • What is diarrhea?
    • How is diarrhea defined?
    • Why does diarrhea develop?
    • What symptoms are associated with diarrhea?
    • What are common causes of acute diarrhea?
    • Viral gastroenteritis
    • Food poisoning
    • Traveler's diarrhea
    • Bacterial enterocolitis
    • Parasites
    • Drugs
    • What are common causes of chronic diarrhea?
    • What are the complications of diarrhea?
    • When should the doctor be called for diarrhea?
    • What tests are useful in the evaluation of diarrhea?
    • How can dehydration be prevented and treated?
    • What is the treatment for diarrhea?
    • When should antibiotics be used for diarrhea?
  • Bronchitis (Acute) Bronchitis is inflammation of the airways in the lung. Acute bronchitis is is short in duration (10 to 20 days) in comparison...learn more »
  • Infectious Mononucleosis Infectious mononucleosis is a virus infection in which there is an increase of white blood cells that are mononuclear (with a...learn more »
    In This Article
    Infectious Mononucleosis Article
    • Infectious mononucleosis (mono) facts
    • What is infectious mononucleosis?
    • What is the cause of mono?
    • What are risk factors for mono?
    • How is mono transmitted or spread?
    • What are the symptoms of mono?
    • What are the signs of mono?
    • How is mono diagnosed?
    • What is the usual course and treatment of mono?
    • What are the complications of mono?
    • How can mono be prevented?
    • Conclusion
  • Laryngitis Laryngitis is an inflammation of the voice box (vocal cords). The most common cause of acute laryngitis is infection, which...learn more »
    In This Article
    Laryngitis Article
    • Laryngitis facts
    • What is laryngitis?
    • What causes laryngitis?
    • What are the symptoms of laryngitis?
    • Symptoms of laryngitis in adults
    • Symptoms of laryngitis in infants and children
    • Is laryngitis contagious?
    • How is laryngitis diagnosed?
    • What is the treatment for laryngitis?
    • Are there any home remedies for laryngitis?
    • What are the complications of laryngitis?
  • Fever Although a fever technically is any body temperature above the normal of 98.6 degrees F. (37 degrees C.), in practice a person is...learn more »
    In This Article
    Fever Article
    • Aches, pain, fever facts
    • What is a fever?
    • What causes a fever?
    • What are the signs and symptoms of a fever?
    • How is a fever diagnosed?
    • How should I take a temperature for fever?
    • What is the treatment for a fever?
    • When should I seek medical care for a fever?
    • What are complications of a fever?
    • What is the prognosis for a fever?
    • What is the prevention for a fever?
  • Sinus Headache Sinus headache is caused by a sinus infection or inflammation of the sinus cavities. The primary symptom of a sinus infection is...learn more »
    In This Article
    Sinus Headache Article
    • Sinus headache facts
    • What are the sinuses?
    • What is a sinus headache?
    • What causes a sinus headache?
    • What are the symptoms of a sinus headache?
    • When should I seek medical care for a sinus headache?
    • How is a sinus headache diagnosed?
    • What is the treatment for a sinus headache? Do home remedies work?
    • What are the complications of a sinus headache?
    • Can a sinus headache be prevented?
    • What is the prognosis for a sinus headache?
  • Cough Chronic cough is a cough that does not go away and is generally a symptom of another disorder such as asthma, allergic rhinitis,...learn more »
    In This Article
    Cough Article
    • What is chronic cough?
    • What are causes of chronic cough?
    • What are the different types of coughs?
    • How is chronic cough treated?
    • Are there home remedies for chronic cough?
    • Can chronic cough be prevented?
  • Strep Throat Strep throat (Group A, beta hemolytic, streptococcus pyogene, GAS) bacterial infection of the throat. Signs and symptoms of strep...learn more »
    In This Article
    Strep Throat Article
    • What is strep throat and what causes strep throat?
    • What are the signs and symptoms of strep throat?
    • Are the signs and symptoms of strep throat different in various age groups?
    • Is strep throat contagious?
    • How is the diagnosis of strep throat established?
    • What are home remedies, OTC, and medical treatments for strep throat?
    • What are the potential complications of strep throat?
    • How can I prevent contracting strep throat?
    • Strep throat facts
  • Ear Infection (Otitis Media) Middle ear infection or inflammation (otitis media) is inflammation fo the middle ear. There are two types of otitis media, acute...learn more »
    In This Article
    Ear Infection (Otitis Media) Article
    • Otitis media (ear infection or inflammation) facts
    • What is otitis media?
    • What are the symptoms of acute middle ear infection?
    • "Are ear infections contagious?
    • How common is acute otitis media?
    • Why do young children tend to have middle ear infections or inflammation?
    • How does the Eustachian tube change as a child gets older?
    • What microorganisms cause otitis media?
    • What is the relationship between bottlefeeding and middle ear infection or inflammation?
    • What are the risk factors for acute middle ear infection or inflammation?
    • How is otitis media diagnosed?
    • How is acute middle ear infection or inflammation treated?
    • Are there any home remedies for acute ear infection (otitis media)?
    • What causes chronic middle ear infection or inflammation?
    • What happens to the eardrum in chronic middle ear infection or inflammation?
    • What happens to the eardrum if a hole develops in the eardrum?
    • How is chronic middle ear infection or inflammation treated?
    • What are the goals of otitis media surgery?
    • What is serious middle ear infection or inflammation?
    • What limitations are there on a child with middle ear infection or inflammation?
    • Can otitis media (middle ear infection or inflammation) be prevented?
  • Hoarseness Hoarseness (abnormal deep, harsh, raspy voice) is caused by a variety of conditions in which the larynx (voice box and vocal...learn more »
    In This Article
    Hoarseness Article
    • Hoarseness facts
    • What is hoarseness?
    • What causes hoarseness?
    • What are the signs and symptoms of hoarseness?
    • How are the causes of hoarseness diagnosed?
    • What is the treatment for hoarseness?
    • How is hoarseness prevented?
  • Common Cold The common cold (viral upper respiratory tract infection) is a contagious illness that may be caused by various viruses. Symptoms...learn more »
    In This Article
    Common Cold Article
    • Common cold facts
    • What is the common cold, and what causes it?
    • How is the common cold transmitted?
    • What are risk factors for acquiring the common cold?
    • What are the symptoms and signs of the common cold in adults, children, and infants?
    • Does it have anything to do with exposure to cold weather?
    • What is the difference between the common cold and influenza (the flu)?
    • How do physicians diagnose the common cold?
    • What is the treatment for the common cold? Are there any home remedies for the common cold?
    • Are antibiotics a suitable treatment for the common cold?
    • When should a health-care professional be consulted?
    • What is the prognosis for the common cold?
    • What are complications of the common cold?
    • Is it possible to prevent the common cold?
  • Sore Throat Sore throats are generally described as pain or discomfort in the throat area. A sore throat may be caused by bacterial or viral...learn more »
    In This Article
    Sore Throat Article
    • Definition of a sore throat
    • What is the difference between sore throat and strep throat?
    • What are the causes of sore throat?
    • What are the signs and symptoms of a sore throat?
    • Is a sore throat contagious?
    • When should I see a doctor for a sore throat?
    • How is the diagnosis of sore throat made?
    • What are home remedies to soothe a sore throat?
    • What OTC medications will soothe a sore throat?
    • Are antibiotics necessary for a sore throat?
    • How can I prevent a sore throat?
  • Nausea and Vomiting Nausea is an uneasiness of the stomach that often precedes vomiting. Nausea and vomiting are not diseases, but they are symptoms...learn more »
    In This Article
    Nausea and Vomiting Article
    • Nausea and vomiting facts
    • Introduction to nausea and vomiting
    • What causes nausea or vomiting?
    • Acute gastritis and nausea and vomiting
    • Central causes of nausea and vomiting
    • Nausea and vomiting associated with illness
    • Nausea and vomiting from medications and medical treatments
    • Nausea and vomiting and bowel obstruction
    • Nausea and vomiting in pregnancy (morning sickness)
    • Vomiting in infants
    • What are home remedies for nausea or vomiting?
    • When should I call the doctor regarding nausea and vomiting?
    • How is the source of nausea or vomiting diagnosed?
    • What is the treatment for nausea and vomiting?
  • Bad Breath Bad breath can result from poor oral hygien habits and may be a sign of other health problems. Bad breath, also called halitosis,...learn more »
    In This Article
    Bad Breath Article
    • Bad breath facts
    • What is the definition of bad breath?
    • What are the causes of bad breath?
    • What are the symptoms of bad breath?
    • How is bad breath treated? What can be done to prevent bad breath?
    • What products can be used to eliminate or mask bad breath?
    • When should someone see a doctor about bad breath?
  • Meningitis Encephalitis is a brain inflammation that causes sudden fever, vomiting, headache, light sensitivity, stiff neck and back,...learn more »
    In This Article
    Meningitis Article
    • Encephalitis and meningitis facts
    • What is encephalitis?
    • What causes encephalitis?
    • What are encephalitis symptoms and signs?
    • What is meningitis?
    • What causes meningitis?
    • What are meningitis symptoms and signs?
    • What is encephalomyelitis?
    • How are encephalitis and meningitis diagnosed?
    • What is the treatment of encephalitis and meningitis?
    • What is the prognosis (outlook) for patients with encephalitis or meningitis?
    • Is meningitis contagious?
    • Can meningitis be prevented?
  • Whooping Cough (Pertussis) Whooping cough (pertussis) is highly contagious respiratory infection that is caused by the bacteria Bordetella pertussis. There...learn more »
    In This Article
    Whooping Cough (Pertussis) Article
    • Whooping cough (pertussis) facts
    • What is whooping cough? What is the history of whooping cough?
    • What causes whooping cough?
    • What are risk factors for whooping cough?
    • Can whooping cough be prevented with a vaccine?
    • What are whooping cough symptoms, signs, and stages?
    • How is whooping cough transmitted?
    • Can adults get whooping cough?
    • How is whooping cough diagnosed?
    • What is the treatment for whooping cough?
    • What is the prognosis for whooping cough?
    • What are possible complications of whooping cough?
    • Where can people find more information about whooping cough (pertussis)?
  • Pericarditis Pericarditis is the inflammation of the pericardial sac that surrounds the heart. The causes of pericarditis include injury from...learn more »
    In This Article
    Pericarditis Article
    • Pericarditis facts
    • What is pericarditis?
    • What causes pericarditis?
    • What are the symptoms of pericarditis?
    • How is pericarditis diagnosed?
    • What is the treatment for pericarditis?
    • What are the complications of pericarditis?
    • Related pericarditis article:
      Pericarditis - on eMedicineHealth
  • Myocarditis Myocarditis is an inflammation of the heart muscle and can be caused by a variety of infections, conditions, and viruses....learn more »
    In This Article
    Myocarditis Article
    • What is myocarditis?
    • What causes myocarditis?
    • What are symptoms of myocarditis?
    • How is myocarditis diagnosed?
    • What is the prognosis (outlook) for patients with myocarditis?
    • How is myocarditis treated?
  • Respiratory Syncytial Virus Respiratory syncytial virus (RSV) is a highly contagious viral infection. Symptoms include fever and nasal congestion and...learn more »
    In This Article
    Respiratory Syncytial Virus Article
    • Respiratory syncytial virus (RSV) infection facts
    • What is the respiratory syncytial virus (RSV)?
    • When does RSV infection occur, and who gets it?
    • Who is at risk for severe disease?
    • Is RSV infection contagious, and how is RSV infection transmitted?
    • What are the symptoms of RSV infection?
    • How is RSV infection diagnosed?
    • What is the treatment for an RSV infection?
    • How can RSV infection be prevented?
    • Is there an RSV vaccine?
    • What is the prognosis of a respiratory syncytial virus infection?
  • Flu (Influenza) Influenza (flu) is a respiratory illness caused by a virus. Flu symptoms include fever, cough, sore throat, runny nose, headache,...learn more »
    In This Article
    Flu (Influenza) Article
    • Flu (influenza, conventional, and H1N1) facts
    • What is influenza?
    • What are the causes of the flu?
    • What are flu symptoms in adults and in children?
    • How is the flu diagnosed?
    • What is the key to flu prevention?
    • Are there any flu shot or nasal spray vaccine side effects in adults or in children?
    • Why should the influenza vaccine be taken every year?
    • What are some treatments an individual can do at home for the flu?
    • When should a person go to the emergency department for the flu?
    • Who should receive the flu vaccine, and who has the highest risk factors? When should someone get the flu shot?
    • What is the prognosis (outlook) and complications for patients who get the flu?
    • What is the bird (avian) flu?
    • Do antiviral agents protect people from the flu?
    • Is it safe to get a flu shot that contains thimerosal?
    • Where can I find additional information about the flu?
  • Diphtheria Diphtheria is a disease that causes symptoms and signs such as fever, enlarged lymph nodes, and swallowing problems. Erythromycin...learn more »
    In This Article
    Diphtheria Article
    • Diphtheria facts
    • What is diphtheria?
    • What are the symptoms and signs of diphtheria?
    • What is the history of diphtheria?
    • What causes diphtheria?
    • What are risk factors for diphtheria?
    • How do physicians diagnose diphtheria?
    • What is the treatment for diphtheria?
    • What are possible complications of diphtheria?
    • What is the prognosis of diphtheria?
    • Is it possible to prevent diphtheria? Is there a diphtheria vaccine?