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Thirty minutes after 0.5 cm3 of 1:1,000 epinephrine injected into the long finger fat at the black dot, 0.5 cm3 of 1:10,000 epinephrine into the ring finger (blue dot), and 0.5 cm3 of 1:100,000 epinephrine injected into the small finger of the left hand (red dot). Note that the distal phalanx of the small finger is not pale, and that the long and ring fingers are completely white.
