title: Picture of the month--quiz case. Ruptured hydatid lung cyst.
authors.affiliation: University of Pennsylvania School of Medicine, Philadelphia, USA.
authors.forename: Jonathan
authors.initials: J
authors.lastname: Ludmir
authors.forename: Wilfrid K
authors.initials: WK
authors.lastname: Valliante
authors.forename: Sergey I
authors.initials: SI
authors.lastname: Kuskov
authors.forename: Mukendi K
authors.initials: MK
authors.lastname: Kayembe
authors.forename: Joram
authors.initials: J
authors.lastname: Mubaiwa
authors.forename: Andrew P
authors.initials: AP
authors.lastname: Steenhoff