<prompt> Loefflers syndrome is characterized by:Transient, migratory pulmonary infiltrationsFibrosis in the pulmonary apicesFibrosis in the base of one or both lungsMiliary mottling  <response>: a. Transient, migratory pulmonary infiltrationsRef: Nelson 20e p 2080Loefflers syndrome is now called transient pulmonary infiltrates with eosinophilia syndrome and is most commonly caused by Ascaris lumbricoides or roundworm. 