Detection of Trichinella sp.invasion and clinical appraisal of patients in the late stage of trichinellosis in a new epidemic focus in Wielkopolska

A clinical and an epidemiological analysis was presented of a trichinellosis focus from Wielkopolska region. The studies included 20 persons and trichinellosis was diagnosed in 15 cases. The focus was characterized by asynchronous invasion with Trichinella sp. in individual affected persons in the course of a prolonged period (around 2.5 months) and by reporting of the patients to the Clinic during approximately 30 to 90 days after the disease signs/symptoms developed. Retrospective analysis and a set of specialized tests permitted to clarify causes of persisting complaints, presented by the patients, as well as to establish the diagnosis at late stages of trichinellosis.