Virus | Serotypes | Common cold | Asthma exacerbation | Pneumonia | Bronchitis | Bronchiolitis |
Rhinovirus | 100+ | +++ | +++ | +/− | + | + |
Coronavirus | 229E OC43 | ++ | ++ | |||
Influenza | A, B, C | + | + | ++ | + | |
Parainfluenza | 1, 2, 3, 4 | + | + | +/− | ++ | + |
RSV | A, B | + | + | + | + | +++ |
Adenovirus | 1–3 | + | + | ++ | + | + |
RSV: respiratory syncytial virus
+: well-recognized
++: common
+++: major cause
+/−: occasional/rare