Zusammenfassung der Ressource
Biological Treatments
For Abnormality
- Pshychosurgery
- Systematically
damages the brain in
order to change
behaviour.
- It was use to
be used for
schizophrenia
until drugs
were
introduced.
- Limitations
- So rare now it's so
hard to judge its
effectiveness
- Ethical issues as
damage to the brain
are irreversible and
had unpredicable
circumstances
- Strengths
- Made
patients more
manageable
- Most dramatic use
of psychosurgery
was Frontal
Lobotonomy used
throughout
1940s-1950s
- Electroconvulsive
therapy (ECT)
- Involved passing a small electronic
current through the brain. Was
found that ECT could be effective
for treating some forms of severe
depression and became a good
form of antidepressant
- Limitation
- Violent assault on the
brain and given in
series. Could lead to
long term memory
impairments
- Patients can not
give 100%
informed consent
as are unsure of
the full affects of
the procedure
- Stengths
- Can be an effective
antidepressant
treatment if
unresponsive to all
other thereapies
- Drugs
- Drugs are the most common
prescription that will be
offered to patients nowadays
- Schizophrenia
- Hallucination,
delusions, loss of
insight and contact
with reality
- 1936 Moniz intro. frontal
lobotonomy (a psychosurgical
operation) which only made the
patient more manageable and
only targeted the symptoms
- 1952 - french doctor
tried out a drug called
chlorpromazine, this
reduced post operation
stress. The drug
reduced symptons such
as hallucinations,
delusions and thought
disorder
- 2000s - New drugs
have been even
more effective in
the past 15 years
which have fewer
side effects.
- Strengths
- Effective at supressing the
symptoms of schizophrenia
and allow many people to
live normal lives because of
drug therapy
- Limitations
- Only effective
for only 50-60%
of patients
- Do no cure the disorder
and symptoms will return
to 80% of patients who
come off drugs
- Side affects will
occur such as
movement disorders,
lowers number of
white blood cells