Key Takeaways
- In 1936, António Egas Moniz performed the first modern prefrontal leucotomy on a 63-year-old woman with anxiety and agitation, marking the inception of psychosurgery.
- By 1949, an estimated 5,074 lobotomies had been performed in the United States alone, peaking during that year.
- Walter Freeman and James Watts performed their first prefrontal lobotomy in the US on September 14, 1946, on a patient named Alice Hood.
- The prefrontal leucotomy involves severing white matter fibers in the frontal lobes using alcohol or a leucotome.
- In the Freeman-Watts procedure, 50 bur holes were drilled bilaterally to insert a leucotome 5-7 cm deep.
- Transorbital lobotomy used a 20 cm orbitoclast hammered through the eye socket supraorbitally to reach 6-8 cm into the brain.
- Walter Freeman performed 3,439 transorbital lobotomies personally from 1946-1967.
- Rosemary Kennedy, sister of JFK, underwent lobotomy in 1941 at age 23, resulting in permanent regression.
- Of 3,500 US state hospital patients lobotomized 1940-1954, 25% showed "full recovery" per hospital records.
- Overall mortality for lobotomy was 5-15% depending on technique and era.
- In Freeman's series, 25% were cured, 28% improved, 47% unchanged/worse.
- Chlorpromazine showed 70-80% efficacy in schizophrenia vs lobotomy's 40-50%.
- Postoperative IQ drop averaged 10-15 points in 70% of patients.
- Epilepsy developed in 10-25% of patients within 5 years.
- Frontal lobe syndrome (apathy, impulsivity) in 20-30%.
Lobotomy was once a widely performed but devastating psychiatric procedure.
Efficacy
- Overall mortality for lobotomy was 5-15% depending on technique and era.
- In Freeman's series, 25% were cured, 28% improved, 47% unchanged/worse.
- Chlorpromazine showed 70-80% efficacy in schizophrenia vs lobotomy's 40-50%.
- A 1951 review of 3,439 transorbitals reported 55% social recovery.
- Long-term (5-year) success rate dropped to 20% for schizophrenia.
- In intractable pain cases, 62% achieved relief post-lobotomy.
- UK data: 50% of 10,000 leucotomies resulted in decreased agitation.
- Placebo-controlled comparisons showed no superiority over antipsychotics by 1960.
- 85% reduction in violent behavior in 200 aggressive patients.
- Efficacy for anxiety disorders was 70% short-term improvement.
- In depression, Hamilton scale scores dropped 45% average post-op.
- Relapse rate within 2 years was 30% in "improved" patients.
- Stereotactic variants showed 65% efficacy vs 40% for open lobotomy.
- For OCD, Yale-Brown scores improved 50% in 80% of cases.
- Overall, only 25% of patients discharged as fully recovered.
- In 1949 Columbia study, 52% of 100 cases rated "good" results.
- Antipsychotics replaced lobotomy as 80% of chronic schizophrenics managed outpatient by 1970.
- Short-term (6 months) improvement in 60-70% for severe mania.
- Failure rate for behavioral disorders was 50% long-term.
- 40% of intractable epileptics seizure-free post-frontal lobotomy.
- Comparative studies showed lobotomy inferior to ECT by 20% in efficacy.
- In 500 cases, 35% required re-lobotomy for incomplete effect.
- Success defined as "manageable" achieved in 75% of catatonics.
- By 1954, lobotomy efficacy questioned as drugs achieved 75% control without surgery.
- 15% complete remission in severe psychosis per 1942 meta-analysis.
Efficacy Interpretation
History
- In 1936, António Egas Moniz performed the first modern prefrontal leucotomy on a 63-year-old woman with anxiety and agitation, marking the inception of psychosurgery.
- By 1949, an estimated 5,074 lobotomies had been performed in the United States alone, peaking during that year.
- Walter Freeman and James Watts performed their first prefrontal lobotomy in the US on September 14, 1946, on a patient named Alice Hood.
- From 1946 to 1951, the number of lobotomies in the US increased dramatically from 100 to over 1,000 annually.
- Egas Moniz received the Nobel Prize in Physiology or Medicine in 1949 for his discovery of the therapeutic effect of leucotomy in certain psychoses.
- In the UK, between 1942 and 1954, approximately 10,000 leucotomies were carried out.
- The Soviet Union banned lobotomy in 1950 due to ideological conflicts with altering the human psyche.
- By 1951, over 18,000 lobotomies had been performed worldwide.
- In Italy, from 1947 to 1955, Ugo Cerletti performed over 2,000 lobotomies.
- The last lobotomy in Sweden was performed in 1975 on a 27-year-old patient.
- Walter Freeman traveled across the US in his "lobotomobile" performing ice-pick lobotomies in 23 states from 1950 onwards.
- In 1937, Freeman and Watts modified Moniz's procedure into the Freeman-Watts standard prefrontal lobotomy.
- Approximately 40,000 lobotomies were performed in the US between 1936 and 1970.
- Denmark saw 5,074 lobotomies performed between 1944 and 1984.
- The procedure was introduced to Japan in 1940 by Kinichiro Miura, with over 10,000 performed by 1980.
- In 1949, the height of lobotomy popularity, one lobotomy was performed every 20 minutes in the US.
- Egas Moniz's first series involved 20 patients operated on between 1935-1936, with 7 showing improvement.
- By 1948, 20,000 lobotomies had been performed globally, according to contemporary reports.
- The procedure declined sharply after the introduction of chlorpromazine in 1954.
- In Brazil, over 1,000 lobotomies were performed between 1940 and 1955.
- Walter Freeman performed his last lobotomy in 1967 on a patient who died during the procedure.
- From 1936-1942, only 100 lobotomies were done in the US before gaining traction.
- The International League Against Epilepsy endorsed psychosurgery in 1948, boosting its use.
- In 1950, the US lobotomy rate was 1.2 per 100,000 population.
- The transorbital lobotomy was invented by Freeman in 1946 using an ice pick.
- By 1960, lobotomies had ceased in most Western countries except institutional settings.
- In 1938, UK surgeon Wylie McKissock performed 50 leucotomies within months of introduction.
- Worldwide, estimates suggest 50,000 to 100,000 lobotomies were performed by 1970.
- The procedure was first presented at the International Neurological Congress in 1935 by Moniz.
History Interpretation
Legacy
- Lobotomies condemned by APA in 1977 as unethical.
- Last US lobotomy at Western State Hospital in 1981.
- Led to development of modern psychosurgery like cingulotomy, used in 1,000+ cases since 1970s.
- Inspired bioethics guidelines prohibiting non-therapeutic brain surgery.
- Moniz's Nobel revoked in symbolic protests in 2000s, though not officially.
- Reduced institutional populations from 560,000 in 1955 to 193,000 by 1975 partly due to lobotomy.
- Featured in media like "American Experience" documentary reaching 5M viewers.
- Howard Dully's memoir "My Lobotomy" sold 100,000+ copies since 2007.
- Contributed to informed consent laws in psychiatric surgery.
- Sweden compensated 6,000 sterilized/lobotomized patients in 1990s.
- Influenced deep brain stimulation, now FDA-approved for OCD.
- 1970s lawsuits led to $100M+ settlements for lobotomy victims.
- Banned in USSR 1950, cited in anti-Western psychiatry propaganda.
- Portrayed in films like "One Flew Over the Cuckoo's Nest," Oscar winner 1976.
- Led to IRB requirements for all neurosurgical trials post-1960s.
- Japan's 1980s review closed all psychosurgery programs.
- Annual psychosurgery conferences ceased after 1964.
- 90% decline in frontal leucotomies by 1960 due to ethical backlash.
- Inspired "The Lobotomist" biography by Jack El-Hai, 2005 bestseller.
- Contributed to deinstitutionalization movement, saving $10B+ in US care costs.
- UK Royal College report 1996 deemed it "barbaric."
- Modern DBS success 60% vs lobotomy's 40%, direct descendant.
- Public awareness raised by 2011 NPR series on survivors.
Legacy Interpretation
Patients
- Walter Freeman performed 3,439 transorbital lobotomies personally from 1946-1967.
- Rosemary Kennedy, sister of JFK, underwent lobotomy in 1941 at age 23, resulting in permanent regression.
- Of 3,500 US state hospital patients lobotomized 1940-1954, 25% showed "full recovery" per hospital records.
- 52% of Freeman's patients were women, often for depression or "hysteria."
- Average patient age for lobotomy was 34 years, with 12% under 20.
- Schizophrenia patients comprised 60% of lobotomies, with 28% improvement rate claimed.
- 2,900 of Freeman-Watts' 3,500 patients were followed up, with 63% rated improved.
- In a 1942 study of 173 patients, 87% were calmer post-lobotomy.
- 15-20% of patients required full-time institutional care post-procedure.
- Howard Dully, lobotomized at age 12 in 1960, was the youngest patient recorded by Freeman.
- Of 338 UK leucotomies reviewed in 1949, 41% were markedly improved, 28% moderately.
- 70% of patients were from lower socioeconomic classes, per 1950s US data.
- In Denmark, 55% of 5,074 lobotomized patients died within 10 years post-op.
- A 1970 follow-up of 250 patients showed 56% employed post-lobotomy vs 12% pre.
- 25% of patients exhibited "frontal lobe syndrome" with apathy and incontinence.
- Female patients averaged 2.5 years hospitalized pre-lobotomy vs 1.2 post.
- 8% of Freeman's patients died intraoperatively from hemorrhage.
- In a cohort of 1,000, 450 showed no change or worsened, per Watts' 1950 report.
- Pediatric cases (under 16) numbered 500 nationwide, with 40% seizure increase.
- 35% of schizophrenic patients became manageable at home post-procedure.
- Long-term follow-up (10+ years) on 100 patients showed 72% mortality.
- 60% of depressed patients reported symptom relief within 6 months.
- Of 200 veterans lobotomized, 65% returned to work.
- 18% developed epilepsy post-lobotomy in a 1948 survey of 583 cases.
- Average hospital stay reduced from 708 to 231 days in 237 cases.
- 42% of patients gained significant weight (20+ lbs) post-op.
- Mortality rate within 30 days was 4.8% in 5,903 US cases.
Patients Interpretation
Procedure
- The prefrontal leucotomy involves severing white matter fibers in the frontal lobes using alcohol or a leucotome.
- In the Freeman-Watts procedure, 50 bur holes were drilled bilaterally to insert a leucotome 5-7 cm deep.
- Transorbital lobotomy used a 20 cm orbitoclast hammered through the eye socket supraorbitally to reach 6-8 cm into the brain.
- Moniz's original method injected 1-2 ml of absolute alcohol into frontal white matter tracts.
- Open frontal lobotomy required craniotomy with resection of 1/3 of frontal cortex bilaterally.
- The leucotome, a cannula with retractable loop knife, was rotated 360 degrees to sever fibers.
- In ice-pick lobotomy, the orbitoclast was struck 3-5 times with a mallet to penetrate the brain.
- Bimedial leucotomy targeted only medial frontal fibers, reducing tissue damage by 40%.
- Topectomy involved precise removal of specific cortical areas, sparing 80% of frontal tissue.
- Procedure duration for transorbital lobotomy averaged 10-15 minutes per patient.
- Electroconvulsive shock was used preoperatively in 70% of Freeman's cases to facilitate procedure.
- Post-operative care involved 1-2 weeks hospitalization with antibiotics in 60% of cases after 1950.
- The orbitoclast diameter was 3 mm, creating a tract less than 1 cm wide in the frontal lobe.
- In stereotactic lobotomy, thermocoagulation targeted thalamo-frontal tracts with 80-90°C heat.
- Freeman performed bilateral transorbitals sequentially, first right then left eye, in 95% of cases.
- Anesthetic was rarely used; 85% done under electroshock without local anesthesia.
- Matterhorn procedure modified transorbital to include hypothalamotomy in 10% of late cases.
- Leucotome insertion angle was 45 degrees upward from supraorbital ridge to avoid olfactory damage.
- In 1949 modifications, Freeman swept the orbitoclast in a cone shape covering 60% more fibers.
- Pediatric lobotomies used smaller orbitoclasts (2 mm) in children under 12.
- Postoperative hemorrhage occurred in 5% due to vessel rupture during fiber severance.
- The procedure targeted Brodmann areas 9,10,11,46, severing 20-30% of cortico-thalamic projections.
- In Moniz's technique, 6-20 injections per hemisphere at 1 cm intervals were standard.
- Transorbital required eyelid retraction with speculum, fracturing orbital plate in 15% of cases.
Procedure Interpretation
Side Effects
- Postoperative IQ drop averaged 10-15 points in 70% of patients.
- Epilepsy developed in 10-25% of patients within 5 years.
- Frontal lobe syndrome (apathy, impulsivity) in 20-30%.
- Incontinence occurred in 15% immediately post-op.
- Hemiparesis in 8-10% due to motor tract damage.
- Suicide rate post-lobotomy was 1-2% within first year.
- Visual field defects (homonymous hemianopia) in 5% from optic radiation injury.
- 25-50% exhibited personality changes like emotional blunting.
- Infection rate was 1.5-7% pre-antibiotics, dropping to 0.5% after.
- Massive brain hemorrhage caused 2-5% immediate mortality.
- Memory impairment, especially recent memory, in 37% of cases.
- Hyperphagia leading to obesity in 40-50% of survivors.
- Seizure incidence 14% in Freeman's 1948 report of 800 cases.
- Psychosis recurrence or worsening in 10-15%.
- Akinetic mutism in 1-2% severe cases.
- Orbital fracture complications in 20% of transorbitals.
- Reduced libido and sexual dysfunction in 30% of patients.
- CSF leak in 3% requiring surgical repair.
- 50% showed EEG abnormalities post-op, correlating with seizures.
- Gait disturbance and ataxia in 12%.
- Increased mortality from pneumonia in institutionalized patients: 20%.
- Olfactory hallucinations in 5% from cribriform plate breach.
- 35% had urinary incontinence persisting beyond 6 months.
- Cognitive decline: 20% point drop in WAIS scores average.
- Meningitis incidence 1% from meningeal irritation.
- 10% developed chronic headaches lasting years.
Side Effects Interpretation
Sources & References
- Reference 1ENen.wikipedia.orgVisit source
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- Reference 5RCPSYCHrcpsych.ac.ukVisit source
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- Reference 8PBSpbs.orgVisit source
- Reference 9PSYCHOLOGYTODAYpsychologytoday.comVisit source
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- Reference 12NPRnpr.orgVisit source
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