THE PAIN DECADE AND THE THE PAIN DECADE AND THE PUBLIC HEALTH PUBLIC HEALTH Rollin M. Gallagher, MD, MPH Clinical Professor, Departments of Anesthesiology and Psychiatry University of Pennsylvania School of Medicine Director of Pain Management, Philadelphia VA Medical Center National Pain Management Coordinating Committee, Veteran
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THE PAIN DECADE AND THE PUBLIC HEALTH Rollin M. Gallagher, MD, MPH Clinical Professor, Departments of Anesthesiology and Psychiatry University of Pennsylvania.
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THE PAIN DECADE AND THE THE PAIN DECADE AND THE PUBLIC HEALTHPUBLIC HEALTH
THE PAIN DECADE AND THE THE PAIN DECADE AND THE PUBLIC HEALTHPUBLIC HEALTH
Rollin M. Gallagher, MD, MPH
Clinical Professor, Departments of Anesthesiology and PsychiatryUniversity of Pennsylvania School of Medicine
Director of Pain Management, Philadelphia VA Medical Center
National Pain Management Coordinating Committee, Veteran Affairs Health System
Editor in Chief, Pain Medicine
Board of Directors: American Academy of Pain Medicine and National Pain Foundation
Immediate Past President, American Board of Pain Medicine
Rollin M. Gallagher, MD, MPH
Clinical Professor, Departments of Anesthesiology and PsychiatryUniversity of Pennsylvania School of Medicine
Director of Pain Management, Philadelphia VA Medical Center
National Pain Management Coordinating Committee, Veteran Affairs Health System
Editor in Chief, Pain Medicine
Board of Directors: American Academy of Pain Medicine and National Pain Foundation
Immediate Past President, American Board of Pain Medicine
The Pain Decade and the Public HealthThe Pain Decade and the Public HealthThe Pain Decade and the Public HealthThe Pain Decade and the Public Health
•History– Conceptualization – Lippe, Saper,
Ashburn et al, 1999– Matriculation – SB 3163– Enrollment – October 28, 2000– Life span – 2001 - 2010
•History– Conceptualization – Lippe, Saper,
Ashburn et al, 1999– Matriculation – SB 3163– Enrollment – October 28, 2000– Life span – 2001 - 2010
“Pain is a more terrible lord of mankind than even death itself.”
“Pain is a more terrible lord of mankind than even death itself.”
Albert S. Schweitzer, 1931
On the Edge of the Primeval Forest.
New York: Macmillan, 1931:652
Albert S. Schweitzer, 1931
On the Edge of the Primeval Forest.
New York: Macmillan, 1931:652
Pain MedicinePain MedicineHistoryHistory
Pain MedicinePain MedicineHistoryHistory
• Epochs
– Antiquity to 19th Century
•Pain a symptom treated by purgation
•Dichotomy of pain – Descartes and Byron
– Physical pain– Mental pain
• Epochs
– Antiquity to 19th Century
•Pain a symptom treated by purgation
•Dichotomy of pain – Descartes and Byron
– Physical pain– Mental pain
Pain MedicinePain MedicineHistoryHistory
Pain MedicinePain MedicineHistoryHistory
•Epochs– Late 19th Century to 1980’s:
Age of medical science and technology• Spine surgery and back pain disability• Psychogenic pain, compensation neurosis
and behavioral medicine• John Bonica and IASP • Gate Theory of Pain (Wall and Melzack)• Hospice and the treatment of suffering
•Epochs– Late 19th Century to 1980’s:
Age of medical science and technology• Spine surgery and back pain disability• Psychogenic pain, compensation neurosis
and behavioral medicine• John Bonica and IASP • Gate Theory of Pain (Wall and Melzack)• Hospice and the treatment of suffering
Pain Medicine HistoryPain Medicine HistoryPain Medicine HistoryPain Medicine History
•Epochs– Late 20th Century to 2007
•Rise of epidemiology– Failed spine surgery syndrome– Geographic variation in surgical rates– National variation in opioid analgesia– The myth of “psychogenic pain” and
psychiatric co-morbidity– Pain diseases versus chronic pain– Multi-factorial bio-psycho-social causation
•Epochs– Late 20th Century to 2007
•Rise of epidemiology– Failed spine surgery syndrome– Geographic variation in surgical rates– National variation in opioid analgesia– The myth of “psychogenic pain” and
psychiatric co-morbidity– Pain diseases versus chronic pain– Multi-factorial bio-psycho-social causation
Neuropathic low back pain
DIAGNOSIS There Are Many Painful Diseases and Pain Diseases
DIAGNOSIS There Are Many Painful Diseases and Pain Diseases
*Complex regional pain syndrome.
Nociceptive painCaused by activity inneural pathways in
response to potentiallytissue-damaging stimuli
Neuropathic painInitiated or caused by a
primary lesion or dysfunction
in the nervous system
Postoperativepain
Mechanicallow back pain
Sickle cellcrisis
Arthritis
Peripheralneuropathy
Postherpeticneuralgia
Diabeticneuropathy
Sports/Exerciseinjuries
Central post-stroke pain
Trigeminalneuralgia
Inflammatory / Immunological Mediation
CANCER PAIN, LBP, CHRONIC FACIAL PAIN
(mixed pain states)
SENSITIZATIONCRPS*
Phantom tooth pain
Phenomenological Model of Pain Disease: Post Herpetic Neuralgia Phenomenological Model of Pain Disease: Post Herpetic Neuralgia
Exposure to VaricellaVirus
ChickenPox with Infection,with invasionof dorsal root ganglion& spinalnerves in childhood
“Shingles”
Activation of virus and disease of acute herpes zoster
• Societal consequences- Health care costs- Disability
- Lost workdays- Business failures- Higher taxes
Established effects (by research) of chronic pain
Pain causes these problems.
These problems reduce the effectiveness of pain treatment.
They must be managed to obtain good treatment outcomes
Depression and Pain ComorbidityDepression and Pain Comorbidity
ResponseRemission
Symptoms
Syndrome
Recovery
ContinuationAcute
Relapse
Gallagher & Verma, Prog Pain Res Man 2004, Adapted from Kupfer DJ. J Clin Psychiatry.; 1991;52(suppl):28-34. Dohrenwend BP, et al. Pain. 1999;83(2):183-192. Raphael et al Pain 2004
Treatment Phases
“Normalcy”
Maintenance
Relapse RecurrenceProgression
to disorder
Pain
Pain, A condition or symptom that causes or activates depression
• Evolving organizational models of care– Sequential care model– Multidisciplinary pain center model– Managed care model– Pain medicine and primary care community
rehabilitation model
• Epochs– Late 20th Century to 2007
• Emergence of the specialty of Pain Medicine
• Evolving organizational models of care– Sequential care model– Multidisciplinary pain center model– Managed care model– Pain medicine and primary care community
rehabilitation model
The tertiary, sequential care modelThe tertiary, sequential care model
INJURY/SYMPTOMEmergencyServices Primary
CareSpecialty Office #1
Specialty Office #2
Specialty Office #3
TREATMENTFAILURES
Specialty Office #4
ALTERNATIVE TREATMENTS
TIME1
11
3
4
5
4
(6)
22
3
3
4 (5)
Gallagher RM. Med Clin N Am 83(5): 555-585, 1999.
CHASING THE SYMPTOM THROUGH A REDUCTIONISTIC,
BIOMEDICAL MODEL
The multi-disciplinary, biobehavioralpain center modelINJURY/SYMPTOM
1. the prevalence of inadequately treated chronic pain 2. its impact on society3. the need for access to effective pain treatment
vs
Growing societal awareness of: 1. The rapidly increasing rate of use of opioid prescriptions2. The increasing rate of prescription drug abuse3. The increasing rate of prescription drug abuse deaths
Growing societal awareness of: 1. the prevalence of inadequately treated chronic pain 2. its impact on society3. the need for access to effective pain treatment
vs
Growing societal awareness of: 1. The rapidly increasing rate of use of opioid prescriptions2. The increasing rate of prescription drug abuse3. The increasing rate of prescription drug abuse deaths
Balanced Pain Policy Initiative Center for Practical Bioethics
Kansas City, MO
Balanced Pain Policy Initiative Center for Practical Bioethics
Kansas City, MO
• American Academy of Pain Medicine• American Pain Society• American Society of Addiction Medicine• DEA• FSMB• National Association of Attorneys General• Wisconsin Pain Policy Center• Wisconsin Department of Regulation &
Licensing
• American Academy of Pain Medicine• American Pain Society• American Society of Addiction Medicine• DEA• FSMB• National Association of Attorneys General• Wisconsin Pain Policy Center• Wisconsin Department of Regulation &
Licensing
Physicians Charged with Opioid Analgesic Prescribing Offenses
Physicians Charged with Opioid Analgesic Prescribing Offenses
Goldenbaum, Donald M., Ph.D.; Christopher, Myra; Gallagher, Rollin M., M.D., M.P.H.; Fishman, Scott, M.D; Payne, Richard, M.D.; Joranson, David, MSSW;
Edmondson, Drew, J.D.; McKee, Judith, J.D.; Thexton, Arthur, J.D., M.A.
Author Affiliations: • Center for Practical Bioethics (Goldenbaum and
Christopher)• AAPM: Philadelphia V.A. Medical Center/University of
Pennsylvania (Gallagher)• AAPM: U. California, Davis (Fishman)• Duke University Divinity School (Payne)• U. Wisconsin (Joranson)• Attorney General, State of Oklahoma (Edmondson)• National Association of Attorneys General (McKee)• Wisconsin Department of Regulation & Licensing
(Thexton).
PRINCIPLES OF TREATMENT:Summary
PRINCIPLES OF TREATMENT:Summary
Primary prevention: • avoid injuries and diseases
Secondary prevention: • When injuries or diseases occur, prevent or
minimize nociception or neural activation of pain pathways, improve coping and adaptation, and restore and maintain function
• Risk management
Tertiary prevention• manage perpetuating factors, control pain and
restore function and quality of life
Primary prevention: • avoid injuries and diseases
Secondary prevention: • When injuries or diseases occur, prevent or
minimize nociception or neural activation of pain pathways, improve coping and adaptation, and restore and maintain function
• Risk management
Tertiary prevention• manage perpetuating factors, control pain and
restore function and quality of life
Decade of Pain Control and ResearchDecade of Pain Control and ResearchDecade of Pain Control and ResearchDecade of Pain Control and Research
• Goals: To Promote Pain Medicine– Research– Education– Clinical Practice– Advocacy & Policy Development
•How are we doing after 6 years?•A snapshot
• Goals: To Promote Pain Medicine– Research– Education– Clinical Practice– Advocacy & Policy Development
•How are we doing after 6 years?•A snapshot
Growth in the Number of Published Articles on Pain over the Past 30 years. (Source: June 10, 2003, Pub Med search
with keyword pain)
Growth in the Number of Published Articles on Pain over the Past 30 years. (Source: June 10, 2003, Pub Med search
with keyword pain)
Articles Published, by Decade, Retrieved Using PubMed with Keyword "Pain"
30,138
60,421
105,828
0
20,000
40,000
60,000
80,000
100,000
120,000
1970-1979 1980-1989 1990-1999
Decade
Nu
mb
er o
f A
rtic
les Keyword: Pain
Articles Published, by Decade, Retrieved Using PubMed with Keyword "Pain"
30,138
60,421
105,828
0
20,000
40,000
60,000
80,000
100,000
120,000
1970-1979 1980-1989 1990-1999
Decade
Nu
mb
er o
f A
rtic
les Keyword: Pain
Fishman S, Gallagher RM, Carr D, Sullivan: Pain Med 2004
Growth in the Number of Published Articles on Nociception over the Past 30 years. (Source: June 10, 2003, Plumbed search with
keyword nociception)
Growth in the Number of Published Articles on Nociception over the Past 30 years. (Source: June 10, 2003, Plumbed search with
keyword nociception)
Articles Published, by Decade, Using PubMed with Keyword "Nociception"
1,391
532
45
0
200
400
600
800
1000
1200
1400
1600
1970-1979 1980-1989 1990-1999
Decade
Nu
mb
er o
f A
rtic
les
Keyword: Nociception
Articles Published, by Decade, Using PubMed with Keyword "Nociception"
1,391
532
45
0
200
400
600
800
1000
1200
1400
1600
1970-1979 1980-1989 1990-1999
Decade
Nu
mb
er o
f A
rtic
les
Keyword: Nociception
Fishman S, Gallagher RM, Carr D, Sullivan: Pain Med 2004
Growth in the Number of Published Articles related to pain over the past 3.5 years.
(Source: August 2, 2004, Plumbed search with keywords: pain, neuropathic, nociception)
Growth in the Number of Published Articles related to pain over the past 3.5 years.
(Source: August 2, 2004, Plumbed search with keywords: pain, neuropathic, nociception)
No. Published Articles-------------------------------------------
Search 1995-99 2000-04 Term (5 years) (3.5 years) % increase
Pain 59,749 72,018 > 21%
Neuropathic 1,527 2,481 > 62%
Nociception 831 1,220 > 47%
Journal proliferationJournal proliferation
• Concomitantly rapid rise in numbers of journals devoted to pain– 2 new academic journals started in 2000 indexed recently by the
National Library of Medicine for MEDLINE, Index Medicus and Pub Med.
- Pain Medicine indexed 2003; Imp F. 2.477Increased to six issues yearly in 2005Increased to eight issues in 2007Increase to twelve issues in 2009