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Behandlungsgebiet

Behandlungsgebiet is a medical term that refers to the anatomical region designated for treatment in a patient. It is used across different medical disciplines to describe the area that is targeted by a therapeutic intervention, such as surgery, radiotherapy, chemotherapy, or rehabilitation.

In radiotherapy, the Behandlungsgebiet, often translated as the irradiation field, denotes the region that will receive

Definition and delimitation of the Behandlungsgebiet involve clinical examination, diagnostic imaging (for example CT, MRI, or

The Behandlungsgebiet is a core component of treatment planning because it directly influences treatment efficacy and

ionizing
radiation.
Its
boundaries
are
defined
by
the
extent
of
the
disease,
patterns
of
regional
spread
(such
as
lymphatic
drainage),
and
the
proximity
of
organs
at
risk.
The
Behandlungsgebiet
is
planned
using
imaging
data
and
contouring
tools
to
balance
effective
tumor
control
with
minimization
of
harm
to
healthy
tissue.
PET),
and,
in
planning,
the
use
of
software
to
draw
precise
borders.
Clinicians
may
include
margins
around
the
visible
tumor
to
account
for
microscopic
disease
and
patient
movement.
In
surgery,
the
Behandlungsgebiet
corresponds
to
the
operative
field;
in
physical
therapy,
it
denotes
the
area
targeted
by
rehabilitation
exercises.
risk
of
side
effects.
Poorly
defined
areas
can
lead
to
undertreatment,
missing
disease,
or
unnecessary
damage
to
adjacent
structures.
It
is
documented
in
clinical
notes
to
guide
ongoing
care
and
reassessment.