Novel Coronavirus Disease 2019 (COVID-19)

Novel Coronavirus (COVID-19) Symptoms

What symptoms may indicate the infection of the new coronavirus?

The primary symptoms of new coronavirus infection are fever, fatigue, dry cough, and dyspnea appeared gradually. Some patients may have mild onset symptoms, and may not even have obvious fever.
Severe symptoms include acute respiratory distress syndrome, septic shock, difficult-to-tackle metabolic acidosis, bleeding and coagulation dysfunction. Judging from the current cases, most patients have a good prognosis, and a few patients are critically ill and even die.
In addition to the above symptoms, there may be "atypical" symptoms, such as:
(1) First manifestation with digestive symptoms such as mild appetite, fatigue, poor mentality, nausea and vomiting, diarrhea;
(2) First manifestation with neurological symptoms such as headache;
(3) First manifestations of cardiovascular system symptoms such as palpitation, chest tightness;
(4) First manifestation with ophthalmic symptoms such as conjunctivitis;
(5) Only mild sore limbs or lower back muscles.

Does it indicate infection with new coronary pneumonia if have the clinical symptoms such as fever, fatigue, and dry cough?

Many respiratory diseases show symptoms such as fever, fatigue, and dry cough. 
The diagnosis of Novel Coronavirus Pneumonia needs to be done by doctors by comprehensively analyzing combinations of the epidemiological history and clinical presentations, such as whether had a history of travel or residence in communities reporting cases, whether had a history of contact with those suspected or infected cases, as well as laboratory examination results.

Dry cough is one of the symptoms. What is the difference between dry cough and cough?

The main difference between a dry cough and a cough is the presence of sputum.
A dry cough is a cough that has no or little sputum when you cough. A common cold and acute bronchitis can also cause dry cough. Some respiratory infections such as acute sinusitis, acute rhinitis, acute tonsillitis, acute pharyngitis, and acute episodes of chronic bronchitis can also cause dry cough. In addition, inhaling some irritating gases and dust can also induce acute dry cough.
Cough is a protective response mechanism of the respiratory system. Cough can clear secretions and harmful factors in the respiratory tract. Sputum is formed when secretions or harmful factors in the airways are expelled from the body with the action of a cough. Coughing and sputum usually means that the respiratory tract is irritated or has a disease. 

What signs indicate medical attention is needed?

 If you have symptoms such as fever, fatigue, muscle aches, cough, sputum, shortness of breath, diarrhea, conjunctival congestion, you should seek medical treatment in time and tell the doctor your travel history or contact history of the two weeks prior to onset, so that the doctor can quickly make a judgment.