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R. S. DÍAZ-RIVERA, M.D.; F. RAMOS-MORALES, M.D.; Z. R. SOTOMAYOR, M.D.; SYLVIA SANTIAGO, M.D.

AMA Arch Intern Med. 1958;101(6):1151-1158.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

The proper evaluation of the effectiveness of therapy in schistosomiasis is rendered difficult by the protean clinical manifestations of the disease, the invariable tendency toward chronicity, and the lack of accurate information pertaining to the natural course of the disease. From the outset a pessimistic attitude is assumed in view of the failure to discover drugs of definite efficacy. A review of the voluminous medical literature dealing with this subject fails to reveal a single medication that can effectively control the ravages of the disease. Thus, after maturation of the parasite and oviposition, progressive, and at times irreversible, tissue changes occur, emphasizing the early recognition of the disease as the most important governing factor in the determination of the degree of possible therapeutic success in the future. However, it appears as if the direct contact of the adult parasites and their eggs with the host's tissues leads to pathological alterations . . . [Full Text PDF of this Article]

Author Affiliations
San Juan, P. R.

From the Departments of Medicine of the University of Puerto Rico School of Medicine and the San Juan City Hospital. Professor and Head of the Department of Medicine of the University of Puerto Rico School of Medicine and the San Juan City Hospital (Dr. R. S. Díaz-Rivera); Assistant Professor of Medicine of the University of Puerto Rico School of Medicine and Assistant Attending and Chief of the Section of Infectious Diseases of the San Juan City Hospital (Dr. F. Ramos-Morales); Associate in Medicine of the the University of Puerto Rico School of Medicine and the San Juan City Hospital (Dr. Z. R. Sotomayor); Research Fellow of the Department of Medicine of the University of Puerto Rico School of Medicine (Dr. Sylvia Santiago).

Footnotes
Submitted for publication Jan. 15, 1958.

This work was supported in part by the Parke, Davis & Company Research Fund and Contract No. DA-49-007-MD-649, Office of the Surgeon General, Department of the Army, Washington, D. C.

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