a: a change in frequency resulting in a change in position of a spectral line or band â compare doppler effect b: a removal or transfer from one thing or place to another â see chloride shift Learn More about shift
The most common lower respiratory tract infection is pneumonia, an infection of the lungs which is usually caused by bacteria, particularly Streptococcus pneumoniae in Western countries. Worldwide, tuberculosis is an important cause of pneumonia.ther pathogens such as viruses and fungi can cause pneumonia for example severe acute respiratory syndrome and pneumocystis pneumonia. A pneumonia may develop complications such as a lung abscess, a round cavity in the lung caused by the infection, or may spread to the pleural cavity.
Viral respiratory infection (VRI) is a general term for lung and airway infections. Read about different viruses that can cause VRI and treatment options. Viral respiratory infection (VRI) is a general term for lung and airway infections. Read about different viruses that can cause VRI and treatment options.