“…Our results, however, are consistent with other reports of PT. 17,22,[31][32][33][34] In our study, both the groups showed a pattern of rise in titres on IgG ELISA 1 month after the intervention, followed by a gradual fall to baseline values. The rise in titres after either intervention reflects an increase in IgG antibody that occurs owing to small amounts of echinococcal antigens gaining access to the blood stream during the procedure.…”