Part 3 of 3.
The ADHD blog series
History of ADHD
19th and 20th Centuries
Focus on 19th and 20th
Pivotal period
Introduction
The 19th and 20th centuries marked a pivotal period in the history of Attention Deficit Hyperactivity Disorder (ADHD), as the condition gained increasing recognition and underwent significant conceptual and diagnostic changes. Building upon the early observations of physicians like Melchior Adam Weikard and Sir Alexander Crichton in the 18th century, the scientific community began to delve deeper into the nature of attention disorders, leading to groundbreaking discoveries and treatment innovations. This article explores the key developments in the understanding, diagnosis, and management of ADHD during this transformative era.
The Emergence of Hyperkinetic Disease
Observed excessive motor activity, distractibility, and impulsivity. (1932)
In 1932, German physicians Franz Kramer and Hans Pollnow published a seminal paper describing a condition they termed “hyperkinetic disease” (Kramer & Pollnow, 1932). Their observations of children exhibiting excessive motor activity, distractibility, and impulsivity closely resembled the modern conception of ADHD. Kramer and Pollnow noted that the onset of symptoms typically occurred between the ages of 3 and 4, peaked at age 6, and gradually diminished in intensity as the children grew older.
This description of hyperkinetic disease marked a significant milestone in the recognition of ADHD as a distinct disorder. It highlighted the core symptoms of hyperactivity and inattention, as well as the developmental trajectory of the condition. Kramer and Pollnow’s work laid the foundation for future research and diagnostic classifications of ADHD.
The Discovery of Stimulant Medication
A major breakthrough in the treatment of ADHD occurred in 1937 when Charles Bradley, the medical director of Bradley Hospital in East Providence, Rhode Island, serendipitously discovered the beneficial effects of Benzedrine, a stimulant medication, on children’s behavior and school performance. Bradley observed that the administration of Benzedrine led to improved attention, reduced hyperactivity, and enhanced academic functioning in some children.
This discovery marked the beginning of pharmacological interventions for ADHD and paved the way for the development of stimulant medications as a primary treatment option. Although it took several years for Bradley’s findings to gain widespread recognition, his work laid the groundwork for future research on the efficacy and safety of stimulant medications in managing ADHD symptoms.
The Introduction of Methylphenidate (Ritalin)
In 1944, methylphenidate, a central nervous system stimulant, was first synthesized. It was later marketed under the brand name Ritalin in 195Initially used to treat conditions such as chronic fatigue and depression, methylphenidate was found to be particularly effective in alleviating symptoms of ADHD.
The introduction of Ritalin marked a significant milestone in the pharmacological management of ADHD. Its targeted action on dopamine and norepinephrine neurotransmitter systems in the brain proved to be highly effective in reducing hyperactivity, improving attention, and enhancing cognitive functioning in individuals with ADHD.
Over the subsequent decades, methylphenidate became the most widely prescribed stimulant medication for ADHD, and its use expanded globally. The success of Ritalin paved the way for the development of other stimulant medications, such as amphetamines, which further expanded the treatment options for individuals with ADHD.
Diagnostic Evolution: From ADD to ADHD
The conceptualization and diagnostic criteria for ADHD underwent significant changes during the 20th century. In 1968, the American Psychiatric Association (APA) included the condition in the second edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-II) under the term “hyperkinetic reaction of childhood”.
In the 1980s, the disorder was renamed “attention deficit disorder” (ADD) in the DSM-III, with two subtypes: ADD with hyperactivity and ADD without hyperactivity. This distinction recognized the heterogeneity of the disorder and the presence of inattentive symptoms even in the absence of hyperactivity.
However, in 1987, the APA revised the diagnostic criteria in the DSM-III-R, combining the subtypes into a single disorder called “attention deficit hyperactivity disorder” (ADHD). This change reflected the growing understanding that inattention, hyperactivity, and impulsivity often co-occurred and were part of a single syndrome.
The diagnostic criteria for ADHD continued to evolve with subsequent editions of the DSM. The DSM-IV, released in 1994, introduced three subtypes of ADHD: predominantly inattentive, predominantly hyperactive-impulsive, and combined type. This classification acknowledged the diverse presentations of ADHD and provided a more nuanced approach to diagnosis.
The Recognition of Adult ADHD
Throughout much of the 20th century, ADHD was primarily considered a childhood disorder. However, as research progressed, it became evident that ADHD symptoms often persisted into adulthood. The DSM-IV recognized that ADHD could continue beyond childhood, and diagnostic criteria were adapted to account for age-related changes in symptom presentation.
The recognition of adult ADHD was a significant development, as it highlighted the chronic nature of the disorder and the need for ongoing support and treatment throughout the lifespan. It also led to increased research efforts to understand the unique challenges and needs of adults with ADHD.
Conclusion
The 19th and 20th centuries witnessed remarkable advancements in the understanding, diagnosis, and treatment of ADHD. From the early descriptions of hyperkinetic disease to the discovery of stimulant medications and the evolution of diagnostic criteria, this period laid the foundation for the modern conceptualization of ADHD.
The recognition of ADHD as a distinct disorder, the development of effective pharmacological interventions, and the acknowledgment of its persistence into adulthood were pivotal milestones that shaped the current landscape of ADHD research and clinical practice.
As we continue to build upon the knowledge and insights gained during this transformative era, it is essential to acknowledge the contributions of the pioneers who paved the way for our current understanding of ADHD. Their dedication and scientific pursuits have enabled us to provide better support, interventions, and care for individuals affected by this complex neurodevelopmental disorder.
References
Palmer, E. D., & Finger, S. (2001). An early description of ADHD (Inattentive Subtype): Dr Alexander Crichton and ‘Mental Restlessness’ (1798). Child Psychology and Psychiatry Review, 6(2), 66-73.
Barkley, R. A., & Peters, H. (2012). The earliest reference to ADHD in the medical literature? Melchior Adam Weikard’s description in 1775 of “Attention Deficit” (Mangel der Aufmerksamkeit, Attentio Volubilis). Journal of Attention Disorders, 16(8), 623-630.
Lange, K. W., Reichl, S., Lange, K. M., Tucha, L., & Tucha, O. (2010). The history of attention deficit hyperactivity disorder. Attention Deficit and Hyperactivity Disorders, 2(4), 241-255.
Crichton, A. (1798). An inquiry into the nature and origin of mental derangement: Comprehending a concise system of the physiology and pathology of the human mind and a history of the passions and their effects. London, England: T. Cadell Jr. & W. Davies.
Martinez-Badía, J., & Martinez-Raga, J. (2015). Who says this is a modern disorder? The early history of attention deficit hyperactivity disorder. World Journal of Psychiatry, 5(4), 379-386.
https://pmc.ncbi.nlm.nih.gov/articles/PMC4694551
https://www.webmd.com/add-adhd/adhd-history
https://pmc.ncbi.nlm.nih.gov/articles/PMC3000907
https://en.wikipedia.org/wiki/History_of_attention_deficit_hyperactivity_disorder
The ADHDers Blog Series by Stephanie An ADHDers herself and parent to ADHDERS as well.
With A little AI and OI @smithclinic.eng
