JAMA. 1922;79(24):2018-2019. doi:10.1001/jama.1922.02640240052026.
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Echinococcus Disease  At the Second National Medical Congress, the subject for discussion was hydatid cysts. Professor Wernicke stated that the transmission of eggs is direct from dog to man. In Dr. S. Parodi's opinion, the duality of alveolar and unilocular echinococci is still unproved, as their evolutionary differences in man and animal are not reliable distinctive features. Professor Llambias submitted a complete report on the pathologic aspects of the condition. Dr. Carlos Lagos Garcia reviewed his positive experiments through inoculation with hydatid gravel and fluid. Dr. O. Copello discussed operative methods, dwelling on the great advantage of aspiration in operating. He recommended Finochietto's aspirator. Carbonell and Zwanck turned to prophylaxis, advising prevention of the infestation in dogs and treatment of those infected. The conclusion was reached that, since the disease is limited for the most part to the province of Buenos Aires, it is feasible to carry out a campaign


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