UNCLASSIFIED. se eer mehOY paints 1 sth Sah ee ‘ dtaatthn acenes ok Rel Ral alll nhs ome Raoeal Sak BIOLOGY AND MEDICINE ? 3 { 4 _ HOUR Readiociodine in blood stream gives off radiations fromall parts of the body. 4 HOURS) Radioiodine begins to “concentrate tissues of tient. . in pa- - , HOURS) RadioOF iodine is. concentrated almost completely in thyroid cancer growths in’ diverse parts of the body. 3 FINAL: Schematic drawing showing exact location of six thyroid metastases. ¥ 4 j 3 | i i Fig. VI-A—Concentrations of radioiodine in thyroid cancer growths in patient at intervals after administration of tracer, dt { Done achive 38 UNCLASSIFIED

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