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cover of episode The Psychology of Perpetrators with Dr. Cathy Ayoub

The Psychology of Perpetrators with Dr. Cathy Ayoub

2024/12/26
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Nobody Should Believe Me

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Catherine Ayoub (Kathy): 本期节目探讨了医源性代理虐待(Munchausen by proxy)的施害者及其复杂的心理动力学。我从护士、心理学家和医生的角度,分享了我多年的研究和临床经验。 首先,我介绍了医源性代理虐待的施害者并非单一类型,至少可以分为三类:第一类与孩子几乎没有互动,只在孩子独自一人时实施虐待;第二类在日常生活中与孩子互动正常,但会突然实施虐待;第三类则会对孩子造成多种形式的伤害。 区分真正患有慢性疾病的儿童和医源性代理虐待受害者至关重要。医源性代理虐待的施害者通常会表现出“yes, but”的模式,不断寻找新的疾病解释,并进行“医生购物”。他们非常善于操控,能够让专业人士相信他们的说法。 我的研究发现,约60%的施害者也存在自我伤害行为。施害者中,一部分人有严重的童年创伤经历,这可能是导致其行为的原因之一,这类人可能有康复的可能性。而另一部分施害者则缺乏与孩子的真正联系,他们只是扮演着“慈爱父母”的角色,这类人康复的可能性较低。 在家庭动态方面,双亲家庭中,父亲通常会纵容施害者的行为;而单亲家庭中,父亲则往往会积极争取孩子的抚养权。 长期研究表明,医源性代理虐待对儿童的长期影响深远,许多幸存者直到成年后才能意识到自己遭受的虐待。他们可能会出现行为问题、依恋障碍、身份认同问题等,甚至会模仿施害者的行为,自我伤害。 为了帮助幸存者,我们需要让他们理解自己所经历的创伤,找到安全的人际关系,并获得必要的支持。对于施害者,如果他们能够承认自己的行为并接受治疗,在法庭的监督下,康复也是可能的。 最后,我澄清了关于医源性代理虐待发病率的误解,指出一些研究数据被误用,实际发病率可能远高于人们的认知。 Andrea Dunlop: 本期节目与Catherine Ayoub博士探讨了医源性代理虐待(Munchausen by proxy)的施害者及其心理。节目中,我们深入探讨了施害者的不同类型、家庭动态以及对幸存者的长期影响。 Ayoub博士的研究表明,施害者并非单一类型,其行为模式和康复可能性存在差异。有些施害者在日常生活中与孩子互动正常,但会突然实施虐待;有些施害者则几乎不与孩子互动,只在孩子独自一人时实施虐待;还有一些施害者会对孩子造成多种形式的伤害。 我们还讨论了区分真正患有慢性疾病的儿童和医源性代理虐待受害者的重要性。Ayoub博士指出,施害者通常会表现出“yes, but”的模式,不断寻找新的疾病解释,并进行“医生购物”。 节目中还探讨了家庭动态对医源性代理虐待的影响。在双亲家庭中,父亲通常会纵容施害者的行为;而在单亲家庭中,父亲则往往会积极争取孩子的抚养权。 关于医源性代理虐待对幸存者的长期影响,Ayoub博士的研究表明,许多幸存者直到成年后才能意识到自己遭受的虐待,并可能面临各种心理和行为问题。 最后,我们还讨论了如何帮助医源性代理虐待的幸存者,以及如何预防此类事件的发生。Ayoub博士强调了理解真相、获得支持以及寻求专业帮助的重要性。

Deep Dive

Key Insights

What are the key differences between parents of genuinely chronically ill children and those involved in Munchausen by proxy?

Parents of genuinely chronically ill children are typically anxious and relieved when their child improves, while Munchausen by proxy parents often exhibit a 'yes, but' pattern, where they push for unnecessary procedures and claim the child remains ill. They also engage in doctor shopping to validate the child's illness, and their behavior often escalates with multiple body systems being affected. These parents are highly convincing and may present as victims or assertively claim to know more about the disease than doctors.

What are the three distinct groups of Munchausen by proxy perpetrators identified by Dr. Southall?

Dr. Southall identified three groups: 1) Mothers who have no interaction with their children except to harm them, 2) Mothers who engage normally with their children but then harm them, and 3) Mothers who actively hurt their children in multiple ways, such as pinching or breaking bones. The third group is considered the most dangerous due to their overt and severe abuse.

What is the mortality rate among children in Munchausen by proxy cases, and how does it compare to other childhood illnesses?

In a study of 45 families, the mortality rate was 17%, which is significantly higher than other childhood illnesses. For example, infectious diseases, the most common cause of death in children, have a 10% mortality rate for ages 1-4 and 5% for ages 4-14. Congenital heart conditions, which used to have a 77% mortality rate in 1990, now have a 2% mortality rate due to improved treatments.

What are the long-term effects of Munchausen by proxy abuse on adult survivors?

Adult survivors often struggle with identity issues, PTSD, and difficulty forming long-term relationships. Many were confused about their abuse until they were separated from their abuser and safe. Some survivors continue to fabricate or induce their own illnesses, while others can lead relatively normal lives with strong support systems. Understanding the abuse and having a safe, permanent placement are critical for recovery.

Why is the term 'medical child abuse' insufficient to describe Munchausen by proxy?

The term 'medical child abuse' does not capture the dyadic nature of Munchausen by proxy, which involves both a diagnosis for the parent and the child. It also fails to account for the psychological, emotional, and educational abuse that often accompanies the physical abuse. The term 'child abuse by illness falsification' was proposed to better encompass these aspects, but it has not been widely adopted.

What are the characteristics of perpetrators who may be capable of rehabilitation?

Perpetrators who may be capable of rehabilitation often have a history of severe trauma, such as sexual abuse or being parentified in their own families. They may feel compelled to harm their children but express a desire to stop. These individuals often interact normally with their children outside of the abusive behavior and may respond to long-term treatment, especially with court oversight and support.

What role do fathers play in Munchausen by proxy cases?

Fathers in Munchausen by proxy cases often fall into two groups: those who enable the perpetrator and those who are estranged and fighting for custody. Enabling fathers typically stay out of the child's healthcare and support the mother's narrative, while estranged fathers may struggle to prove the abuse in family court, where both parents are presumed fit. Fathers who discover the abuse often face significant challenges in protecting their children.

How common is Munchausen by proxy, and why is it often considered rare?

Munchausen by proxy is likely more common than believed, but it is often considered rare due to misinterpretation of a British study focused solely on suffocation and poisoning cases, which represent only a small percentage of Munchausen by proxy cases. This study's findings have been incorrectly extrapolated to suggest that Munchausen by proxy is extremely rare overall, despite evidence from other studies indicating a broader prevalence.

What are the challenges in diagnosing and treating Munchausen by proxy?

Diagnosing Munchausen by proxy is challenging because perpetrators are highly convincing and often present as nurturing parents. Healthcare professionals may be taken in by their behavior, and the abuse can be subtle or involve multiple body systems. Treatment is difficult without a genuine admission from the perpetrator, and even those who admit to the abuse often require long-term court oversight and support to prevent relapse.

What are the key factors in helping adult survivors of Munchausen by proxy recover?

Key factors in recovery include understanding the abuse, connecting with other survivors, and having a strong support system. Survivors often need to revisit their medical records and confront the truth about their abuse to break through the trauma. They also need protection from persistent perpetrators, who often continue to seek contact even after the child has grown up. Permanent placements with supportive caregivers are critical for long-term recovery.

Shownotes Transcript

In this last bonus episode before our season 5 premiere next week, we’re airing Andrea’s conversation with Dr. Catherine Ayoub, an associate professor at Harvard Medical School, APSAC member, nurse practitioner, and counseling and consulting psychologist. Cathy tells listeners about her background and first encounter with Munchausen by Proxy. She and Andrea chat about the different groupings of perpetrators and the characteristics/background that may signal that an abuser can be rehabilitated. Cathy dives into family dynamics, and her current study on the long-term effects of this abuse.


Links and Resources:

More about Dr. Cathy Ayoub: https://www.childrenshospital.org/directory/catherine-ayoub)

Preorder Andrea and Mike’s new book The Mother Next Door: Medicine, Deception, and Munchausen by Proxy)

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For more information and resources on Munchausen by Proxy, please visit MunchausenSupport.com)

The American Professional Society on the Abuse of Children’s MBP Practice Guidelines can be downloaded here).

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