(J12.9) Viral pneumonia, unspecified

Wheezing is a whistling or squeaky sound that occurs when breathing. It is caused by narrowing of the airways due to inflammation, swelling, or mucus. It is often accompanied by shortness of breath and can be worse when exhaling. It can range from mild to severe and can be caused by a variety of con...

Vomiting is the forceful expulsion of stomach contents through the mouth. It can be accompanied by nausea, abdominal pain, and sweating. Vomiting can be caused by a variety of conditions, such as food poisoning, motion sickness, viral infections, and migraine headaches. Symptoms can range from mild ...

Moist cough is a symptom of respiratory illness characterized by a productive cough that results in the production of sputum. It is often accompanied by a sore throat, chest tightness, and difficulty breathing. It may develop suddenly or gradually and can range from mild to severe. It can be caused ...

Runny nose is a common symptom of a cold or allergies. It is characterized by a clear, watery discharge from the nose and can be accompanied by sneezing, watery eyes, and a sore throat. Runny nose usually begins with a feeling of congestion, followed by a runny discharge that can range from thin and...

Cyanosis is a medical symptom characterized by a bluish discoloration of the skin and mucous membranes, due to a lack of oxygen in the blood. It is most commonly seen around the lips, fingers, and toes, and can range in severity from mild to life-threatening. Early signs may include a faint bluish t...

High temperature, also known as fever, is a symptom of infection or illness. It is characterized by an elevated body temperature of 38-42°C (100-107°F). It is usually accompanied by other symptoms such as chills, sweating, headache, and malaise. Fever develops when the body's thermoregulatory system...

Coughing is a reflex action that helps clear airways of irritants and mucus. It usually begins as a dry, tickling sensation in the back of the throat that causes an uncontrollable urge to cough. It can range from a mild, intermittent annoyance to a severe, hacking cough that produces thick mucus. It...

Fever is a common symptom of many illnesses and is typically characterized by a body temperature above normal range. It usually develops gradually, beginning with a feeling of chilliness, followed by shivering and then a rise in body temperature. Depending on the cause and severity, fever can manife...

Dyspnea is a feeling of breathlessness or difficulty breathing. It can range from mild to severe and can be caused by a variety of factors, such as asthma, COPD, heart failure, or anemia. Symptoms of dyspnea may include shortness of breath, wheezing, chest tightness, and rapid breathing. Dyspnea can...

Retrosternal pain is a burning or sharp pain that is felt behind the breastbone. It can be a sign of a heart attack, acid reflux, or other medical condition. It usually begins as a dull, burning sensation and can worsen with deep breathing or movement. It can be accompanied by other symptoms such as...

Foamy sputum is a respiratory symptom in which a person produces a wet, frothy substance from their mouth or nose when they cough. It is usually caused by an accumulation of mucus and air in the lungs. The sputum may be clear, white, yellow, or green, and may contain pus or blood. It can be a sign o...

Elevated temperature is a symptom of illness where the body temperature is higher than normal. It typically appears as a fever, with the temperature ranging from 37-38°C. It is often accompanied by other symptoms such as chills, body aches, and fatigue. Elevated temperature can develop over a few da...

Weakness is a lack of strength and energy that can range from mild to severe. It can be a symptom of a wide range of conditions, including physical and mental exhaustion, chronic illnesses, and certain medications. It can also be caused by a lack of nutrients, dehydration, or an underlying medical c...