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Breast Interstitial
Brachytherapy
Depending on the volume to be covered,
1, 2 or 3 planes are drawn on the
patient
’
s skin, laterally and medially to
the area to be implanted
Planes are separated by a ~ 1.5 cm- 2 cm
distance (Based on the Paris system)
planned site of needle insertion is drawn,
with an average distance of 1.5 cm in
between markings, using a triangular
pattern.
Courtesy Dr.Arthur