NEET PG DENTAL EXAM

Detailed explanation-1: -Infections of the lower respiratory tract include bronchitis, bronchiolitis and pneumonia (Fig 93-1). These syndromes, especially pneumonia, can be severe or fatal.

Detailed explanation-2: -The most common cause of pneumonia is pneumococcal bacteria, Streptococcus pneumoniae accounts for 2/3 of bacteremic pneumonias. This is a dangerous type of lung infection with a mortality rate of around 25%.

Detailed explanation-3: -Lower respiratory tract infections, particularly pneumonia, can be more severe. Lower respiratory tract infections are more likely than upper respiratory tract infections to cause fever, dyspnea, or chest pain.