Therapy

Question 1

PSYCHOSURGERY: PREFRONTAL LOBOTOMY

Answer 1

• performed on disorders (depression, OCD) but severity mattered more than type
• destruction of nerve fibres in frontal lobe by drilling hole and using icepick

Question 2

PSYCHOSURGERY: STEREOSTATIC SURGERY

Answer 2

• MRI scan for accuracy
• cingulotomy - burn tissue with beams of radiation (gamma knife)
• capsulotomy - insert probes top of scull to burn tiny portions of tissue

Question 3

PSYCHOSURGERY: DBS

Answer 3

• alterative to psychosurgery
• no tissue destruction and temp
• wires thread through skull with adjustable high frequencies that interrupt brain circuity

Question 4

PSYCHOSURGERY: EVALUATION

Answer 4

✅ DBS evolving and can tell info other methods cant e.g. EEG says when activity happens not where
❌ limited as not used for phobias or schitzo, only for extreme cases
❌ early psychosurgery = inappropriate as 6% fatality rate

Question 5

PSYCHOSURGERY: ETHICS

Answer 5

❌ cant be reversed and have many risks e.g. brain seizures, lack of emotion
❌ those with mental disorders cant necessarily consent