PRIVACY ACT MATERIAL REMOVED
‘

produce sarcomas in animals.

There is little reason to doubt

“hat this ¢mall amount of liquid

(0.91 milliliter)

or even more

Zoind its way below the surface of
palm.
In this
event, his chance of develoving cancer would be one in twenty.

This is at least 50,000 times higher than his chances of develoniny
tie cancer spontaneously.
In other words, the evidence is overwhelming in favor of the tumor resulting from Pu-239 contamination.
The above relative probability is based upon data from
animals.
It is quite pussible that man is more sensitive tnan
“rnimals to cancer induction by Pu-239.
In fact, the biolocica

evidence strongly suggests that man is more sensitive.
Exhibit 2
is a case report of a nodule removed from a man.
This nodule
-ontained only 0.08 ug of Pu-239.

Commenting on the histological

eyamination of the lesion, the authors states,"The autoradiographs showed precise confinement of &-tracks to the area of
maximum damage and their penetration into the basal areas of
the epidermis, where epithelial changes

radiation exposure were present.

typical of ionizing

The cause.and effect relation-

ship of these findings, therefore, seemed obvious.
lesion was minute, the changes in it were severe.

Although the
Their

similarity to known precancerous epidermal cvtoloaic changes,

cof course, raised the question of the ultimate fate of such a
lesion should it be allowed to exist without surgical intervention..."
In this case, less than 0.1 ug of Pu-239 produced

precancerous changes in human tissue.
The dose to the surrounding
tissue was very intense.
There is every reason to believe
“Sat a smaller quantity cl Pu-239 would heve prodceced similar
changes.
,
When I consider the above human and animal data together with

the relative probability of 50,000, I can come to no other
‘anclusion than that this sarcoma was a direct result of the

contamination of

left palm by Pu-239.

Turning now to Dr. Wald's Consultation Report, it can be
stated that he has presented no evidence to disprove the claim

that this sarcoma was caused by Pu-239 contamination.
I shall
discuss Dr. Wald's report in the order that it was written.
According to the Division of Inspection Report submitted

by Anson M.

Bartlett on April 11,

1963,

pages 29-30,

the

The

single urine

and feces

January 19 examination was conducted not on

his home,

clothing and automobile.

PRIVACY ACT MATERIAL REMOVED

‘, but on

Select target paragraph3