In general, types 1 and 2 cause outbreaks of respiratory disease in the fall, which include colds, pharyngitis, tracheobronchitis and croup. Although parainfluenza 3 may produce croup, more typically, it produces a spectrum of infection that closely mimics that produced by RSV, including bronchiolitis and pneumonia.
Olga /ol-ga/ [2 sylls.] as a girls' name is pronounced OL-gah. It is of Old Norse and Scandinavian origin, and the meaning of Olga is blessed, holy; successful. The Russian form of Helga. Popular in the Russian imperial family.
Origin of the name Ursula: A borrowing from Middle Latin, Ursula is a diminutive of the Latin ursa (she-bear). The name was borne by a legendary 4th-century saint, a Christian British princess said to have been martyred along with eleven thousand virgins by the Huns at Cologne.