performance enhancing drugs in sports joseph kenny, md saturday, dec 3, 2011
TRANSCRIPT
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Performance Enhancing Drugs in Sports
• Joseph Kenny, MD
• Saturday, Dec 3, 2011
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A little about the history, use, abuse, side effects and folklore of --
• Anabolic steroids• Stimulants• Human Growth Hormone• Erythropoietin
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Full disclosure
• I have no financial conflicts to report
• All images used are either in the public domain, images that I created, or subject to the fair use exception
• All opinions expressed are my own
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This presentation will have about as much FOLKLORE as it does
SCIENCE
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Objectives
• Learn a little about the history of the four major classes of performance enhancing drugs
• Know the main physiologic effects of these drugs
• Understand the adverse effects of these drugs• Review common and not-so-common excuses
for failing a drug test in light of the physiology of the drugs
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• "Because they are banned substances in sports, and because they are dangerous substances that can cause irreversible harm, it's not ethical to do true scientific studies of these medications as they actually are being used. So we are kind of stuck on the anecdotal experiences as far as what's going on with illicit use.“
• Marc Safran, Sportsmedicine, UCSF
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Anabolic Steroids
• The Brown Sequard elixir 1889• May 1935, Testosterone is isolated• Dianabol 1958• The cream and the clear, 1999
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Main effects of anabolic steroids
• Increase protein synthesis – build muscle• All have virilizing effects to some degree• Most popularly used steroids have a relatively
high anabolic:androgenic ratio• There is clearly a psychological effect as well –
increased aggression, appetite for competition and hard training
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1889 – the Brown-Sequard Elixir
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Pud Galvin
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Dianobol 1958
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Victor Conte
• Bay Area Laboratory Cooperative (Balco)• Formerly bass player for the Tower of Power• Developed “the cream” and “the clear”• Pioneered “informational” drug testing
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The cream and the clear
• The cream – A transdermal steroid preparation of testosterone and epitestosterone designed to evade detection
• The clear (tetrahydrogestrinone) was a new steroid designed by chemist/bodybuilder Patrick Arnold, also designed explicitly to evade detection
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Anabolic Steroids side effects
• Men: Testicular shrinkage, oligospermia, impotence (HCG)
• Gynecomastia: tamoxifen• Women: Facial hair, deepening of voice,
shrinkage of breasts, menses disrupted• Both: Acne, hypertension, elevated
cholesterol, hypercoagulabillity
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Chris Benoit
• Professional wrestler who killed his wife and son, 2007, then hung himself. He was using alprazolam, hydrocodone, and testosterone at the time.
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Steroids for Cosmesis
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Arnold Schwarzenegger
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Debbie Clemens
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Sylvester Stallone
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Hulk Hogan
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What do these three have in common?
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Benzedrine inhaler, 1928
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Main effects of amphetamine
• Lessened fatigue• Perception of more energy• Better ability to concentrate• Improved reaction time• Euphoria
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Here I sitAll alone with a broken heart
Well, I took three benniesNow my semi truck won’t start
Need to be in Cincinnati Monday morning to draw my pay!
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Take three more benniesThen PULL truck to Cincinnati
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Side effects of amphetamine
• Aggression• Anxiety• Tachycardia, arrhythmia• Hallucinations, psychosis
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Can you identify this individual?
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He was an emergency room doctor
• Practiced in Fort Bragg, North Carolina, 1970• Graduate of Northwestern Medical School• Married, father of two daughters• Daily user of amphetamine, which was
available in “candy bowls” to be taken ad lib by emergency room personnel
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Human Growth Hormone
• Originally harvested from cadaver pituitary glands
• Recombinant HGH 1981• Creutzfeldt-Jacob Disease in cadaver-derived
GH recipients in 1985; product removed from the market
• There are now at least six different manufacturers of recombinant HGH
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Growth Hormone and Athletic Performance
• There is a stunning paucity of evidence that Growth Hormone helps athletic performance
• Nonetheless, anecdotal data suggest use is fairly widespread
• Goal is reduced fat and increased muscle• Testing is difficult; to date, very few positives
in testing
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Side effects of HGH
• Arthritis• Diabetes• Big Jaw• Big Hands and Feet• Cardiomyopathy• Atherosclerosis
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Andre Roussimoff
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Blood Doping
• Can be done via homologous or autologous transfusion
• More commonly done via erythropoietin, darbopoietin, or CERA (PEGylated epo)
• High performance endurance athletes can likely tolerate very high hematocrit, nonetheless occasional death due to hyperviscosity
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Tour of California
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The Vengeful Massage Therapist
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Justin Gatlin
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Photosynthesis
• My carbon signature is plant - like
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Floyd Landis
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It was my oral contraceptive
• That’s why my testosterone to epitestosterone ratio is 400:1
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Mary Decker
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I am a chimera
It was my evil twin
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Tyler Hamilton
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My drink was spiked
• By one of my jealous rivals
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Ben Johnson
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My toothpaste was adulterated
• By a late night intruder
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Dieter Baumann
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It must have been contaminated beef
• That’s why I have nandrolone in my system
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Petr Korda
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I have narcolepsy
• That’s why I am on modafinil (and tetrahydrogestrinone and erythropoietin)
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Kelli White
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It was that male enhancement pill
• I am so embarrassed
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LaShawn Merritt
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I have a tumor
• That’s why I tested positive for human chorionic gonadotropin
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Brian Cushing
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