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=÷N+"ïepidermis
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Basal cel layer

demis
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Intersitial extravasation of Tl-2001

Subcutaneous tissue

Fig. 1 A skin model for the dose calculation

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1.00E-10

0200

400600

800

1000

1200

1.00E-11

dose for electron

1.00E-12

dose for photon

1.00E-13

1.00E-14

Depth from leakeage plane of Tl-201(μm)

MeançS.D.

Fig.3 Absorbed dose distribution for Tl-201 (fixed source)Absorbed dose distribution in skin
1.00E-100200

400600

800

1000

1200

1.00E-11

1.00E-12
photon1.00E-13

electron

1.00E-14

1.00E-15

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Depth from an initial leak plane(μm)

Fig.4 Absorbed dose distribution (source moves to dermis)

MeançS.D.

1.00E-11

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0.04

0.05

0.06

0.07

0.08

0.09

0.1

0.11

Area of extravasation
1cm24cm2
9cm2
1.00E-12

1.00E-13

depth from initial extravasation layer (mm)Fig.5 Absorbed dose distribution in skin model (thickness of extravasations: 800Xm)
MeançS.D.

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0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.1

0.11

Area of extravasation
1cm24cm29cm2

1.00E-12

1.00E-13

1.00E-14

depth from initial extravasation layer (mm)MeançS.D.

Fig.6 Absorbed dose distribution in skin model (thickness of extravasations: 500Xm)

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