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Published on: 9/22/2026

What is a lobotomy, and why is it no longer performed?

A lobotomy was a psychosurgical procedure that severed connections in the brain's prefrontal cortex, used from the 1930s to the 1950s to treat schizophrenia, severe depression, and other psychiatric conditions. Surgeons performed tens of thousands of these operations, often with crude instruments and little scientific evidence, leaving many patients with permanent personality changes, apathy, seizures, cognitive impairment, or death. The practice collapsed in the mid-1950s after the arrival of effective antipsychotic medications like chlorpromazine, alongside growing ethical objections and stricter standards for informed consent. Modern psychiatry now relies on medication, psychotherapy, and highly targeted neurosurgical options that are precise, reversible in some cases, and tightly regulated, so several important distinctions separate historical lobotomies from today's care. There are several factors to consider, including how symptoms once treated this way are managed now, so see below to understand more.

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Last reviewed for medical accuracy: 09/22/2026

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Explanation

What Is a Lobotomy, and Why Is It No Longer Performed?

A lobotomy is a form of psychosurgery that was once used to treat severe mental illnesses by cutting or scraping away connections in the brain’s prefrontal cortex. Developed in the 1930s, this procedure promised dramatic improvements in patients with conditions such as schizophrenia, severe depression, and obsessive-compulsive disorder (OCD). Over time, however, its serious side effects, ethical controversies, and the advent of safer treatments led to its decline and eventual disuse.

A Brief History of the Lobotomy

  • Origin (1935): Portuguese neurologist Egas Moniz performed the first prefrontal leucotomy. He believed that disrupting neural pathways in the frontal lobes could relieve mental distress.
  • Modernization (1940s): American psychiatrist Walter Freeman and neurosurgeon James Watts modified the technique into the “prefrontal lobotomy,” using instruments threaded through the eye sockets.
  • Peak Popularity (1940s–1950s): Tens of thousands of lobotomies were performed worldwide. Freeman alone claimed to have done over 3,500.
  • Decline (1950s–1960s): The introduction of antipsychotic medications (e.g., chlorpromazine) and growing reports of severe complications led to a steep drop in procedures.
  • End of an Era (1970s): Ethical concerns, legal restrictions, and the rise of modern psychiatry effectively ended lobotomy as a mainstream treatment.

How the Procedure Worked

  1. Preparation: Patients were typically sedated or anesthetized.
  2. Access Points:
    • Transorbital approach: An orbitoclast (ice-pick-like instrument) was inserted above the eyeball, through the thin bone of the eye socket.
    • Prefrontal approach: A burr hole was drilled in the skull, and a leucotome (wire loop or blade) was used to sever tissue.
  3. Severing Connections: The surgeon rotated or moved the instrument to cut fibers linking the frontal lobes to deeper brain structures.
  4. Recovery: Some patients awoke with calmer behavior; others experienced profound personality changes.

Why Lobotomies Fell Out of Favor

1. Serious and Unpredictable Side Effects

  • Personality Changes: Many patients became apathetic, emotionally flat, or lost spontaneity.
  • Cognitive Impairment: Memory loss, difficulty planning, and reduced intellectual function were common.
  • Physical Complications: Seizures, incontinence, and, in some cases, death occurred.
  • Irreversibility: Once brain tissue was cut, there was no way to restore it.

2. Ethical and Legal Concerns

  • Informed Consent: Early procedures often lacked genuine patient consent.
  • Institutional Abuse: Lobotomies were sometimes used to control difficult or marginalized populations.
  • Public Outcry: Media reports and personal accounts highlighted the brutality and long-term damage.

3. Advances in Medicine and Psychiatry

  • Psychotropic Medications: The introduction of antipsychotics and antidepressants provided safer, non-surgical treatment options.
  • Psychotherapy: Improved talk therapies and community support systems reduced reliance on surgical interventions.
  • Modern Neurosurgery: When psychosurgery is needed today, it involves precise, image-guided techniques (e.g., deep brain stimulation) and strict ethical oversight.

Alternatives to Lobotomy Today

Although lobotomy is no longer performed, several modern approaches address severe psychiatric and neurological conditions:

  • Medication Management: Antipsychotics, mood stabilizers, and antidepressants tailored to individual needs.
  • Psychotherapy: Cognitive-behavioral therapy (CBT), dialectical behavior therapy (DBT), and other evidence-based methods.
  • Electroconvulsive Therapy (ECT): A controlled, hospital-based procedure with improved safety protocols.
  • Transcranial Magnetic Stimulation (TMS): A non-invasive technique that uses magnetic fields to stimulate specific brain areas.
  • Deep Brain Stimulation (DBS): Implantation of electrodes in targeted brain regions; used for movement disorders and, in research settings, for severe depression or OCD.

Understanding the Impact

Lobotomy remains a powerful reminder of the importance of:

  • Scientific Rigor: Carefully testing new treatments for safety and effectiveness.
  • Ethical Standards: Ensuring informed consent and protecting vulnerable populations.
  • Holistic Care: Combining biological, psychological, and social approaches to mental health.

If You’re Experiencing Mental Health Concerns

It’s always best to talk with a qualified professional about any symptoms that affect your well-being. You might start by doing a free, online symptom check, using the doctor approved Ubie Symptom Checker. If you ever feel that you or someone else is in immediate danger, or if symptoms are life threatening, please seek emergency care or speak to a doctor right away.


Disclaimer: This information is for educational purposes and does not replace professional medical advice. Always consult a healthcare provider for personalized guidance on diagnosis and treatment.

(References)

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  • * Jęczmińska K. History of lobotomy in Poland. Hist Psychiatry. 2018 Mar;29(1):3-21. doi: 10.1177/0957154X17741231. Epub 2017 Nov 20. PMID: 29155608.

  • * Teles RV. Phineas Gage's great legacy. Dement Neuropsychol. 2020 Dec;14(4):419-421. doi: 10.1590/1980-57642020dn14-040013. PMID: 33354296; PMCID: PMC7735047.

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