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Evidence Accumulates for Links Between Marijuana and Psychosis
Medscape ^ | 03/26/2010 | Michael T. Compton, MD, MPH

Posted on 05/07/2010 5:38:21 AM PDT by HangnJudge

A number of studies in recent years have revealed complex links between marijuana use and psychotic symptoms and diagnosable psychotic disorders like schizophrenia. Although a thorough review of this broad literature is beyond the purview of this brief communication, two avenues of research will be succinctly summarized, pertaining to (1) associations between cannabis use and clinical manifestations of psychosis, and (2) the biologic plausibility of the observed links...

...Conclusion In sum, a growing body of clinical and epidemiologic research suggests significant but complex links between cannabis use and psychosis. Concurrently, ongoing neurobiologic research is revealing findings in the endocannabinoid system that appear to support the biologic plausibility of such links. It should be noted that much of the research conducted to date does not allow for causal determinations. Ongoing research of varying designs will undoubtedly enlighten the field.

(Excerpt) Read more at medscape.com ...


TOPICS: Culture/Society
KEYWORDS: marijuana; psychosis
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To: HangnJudge

“Ten seconds, Dave.”


21 posted on 05/07/2010 5:58:06 AM PDT by OKSooner
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To: HangnJudge
The Post Hoc Ergo Propter Hoc argument that just because Marijuana use is statistically linked to psychosis Does not necessarily mean that the psychosis is caused by it...

I think that the article itslf states it's motive where it states: cannabis use is associated with psychotic phenomenology. First, in addition to being the most abused illicit substance in the general US population, cannabis is clearly the most abused illegal drug among individuals with ...

This entire rant is entirely out of place and inappropriate in ANY scientific study, since it is entirely judgmental and normative, rather than focused on the specific causes, symptoms, diagnosis and prognosis of a syndrome. It is obviously written by some hard core government grant junkies trying to stay on the high of war on drug money.

This is but one more example of how our economy got into a structural mess with enormous parts of the population consuming enormous quantities of resources to do things that are entirely useless to a productive economy.

22 posted on 05/07/2010 5:58:36 AM PDT by AndyJackson
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To: HangnJudge

The gov’t won’t let anyone test MJ, lest they find out it has some valid medical uses, so how can they determine if it has negative consequences like schizophrenia?


23 posted on 05/07/2010 5:58:55 AM PDT by webstersII
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To: HangnJudge
It should be noted that much of the research conducted to date does not allow for causal determinations.

In hushed tones, apparently.

But if links between a substance and mental illness are cause for jailtime, then let's lock up the alcohol drinkers and cigarette smokers too.

24 posted on 05/07/2010 6:01:07 AM PDT by Wolfie
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To: Crim
Look...crazy people all drink water....therefore drinking water makes you crazy...

LOL! Exactly! Just like I keep telling my boss about our corporate office folks, "There's got to be something in the water up there". Although, they're not crazy, just totally incompetant.

25 posted on 05/07/2010 6:02:58 AM PDT by ravingnutter
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To: Crim
"Correlation does not equal causality..."
Truly, the standards for scientific research have fallen so far for something like this to be published. I would be embarrassed to publish as pathetic an article as this. It is comparable to the AGW studies . . . I think it, therefore it is.
26 posted on 05/07/2010 6:04:01 AM PDT by Sudetenland (Slow to anger but terrible in vengence...such is the character of the American people.)
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To: HangnJudge
This posted article was submitted to further the discussion

Nonsense. You threw a piece of red meat to a pack of starving rabid dogs and you know it. LOL!

This is one of a few issues that divide the social conservatives from the more libertarian conservatives. Some of us are of the opinion that it really does not matter. Either way, there are far better ways of dealing with the issue than having the highest jail population per capita on the planet, and having third rate would be special forces thugs running roughshod on the land with a license to root out stoners. It joins with number of other unaffordable incentives for doing nothing useful for a productive economy that has lead to our present economic "malaise."

27 posted on 05/07/2010 6:05:02 AM PDT by AndyJackson
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To: HangnJudge

Alcohol: Psychological Consequences of Chronic Abuse

http://www.bookrags.com/research/alcohol-psychological-consequences—dat-01/

Everything that affects your brain...well...affects your brain. I’m sure, as with anything, moderation minimizes or negates the effect.


28 posted on 05/07/2010 6:06:47 AM PDT by FLAMING DEATH (Are you better off than you were $4 trillion ago?)
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To: Sudetenland
the standards for scientific research have fallen so far for something like this to be published

In physics garbage like this would be unpublishable.

29 posted on 05/07/2010 6:06:53 AM PDT by AndyJackson
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To: HangnJudge

The only good news is it is reversable... coming from a former pothead. I smoked it multiple times every day for about 2 years. It took a few years to really be thinking clearly again once I stopped. While the drug is victimless and the stoner is harmless, unless s/he gets behind the wheel, those who say one can use the drug with no negative side effects are purly in denial. I support legalizing it only because I have a libertarian side and I think it could be taxed and it wastes prison space, but I will personally never get into the stuff again as all it does is assist in wasting time and productivity.


30 posted on 05/07/2010 6:10:23 AM PDT by wolfman23601
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To: AndyJackson
Nonsense.
You threw a piece of red meat to a pack of
starving rabid dogs and you know it. LOL!

Yup
I like watching discussions like this
I'm strongly Libertarian
But also a Physician

I despise Enslaving persons by removing choices
I also have a heightened awareness
of the consequences of Suffering

Threads like this speak powerfully
to our internal viewpoints

Cause / Effect
Choice / Do No Harm

31 posted on 05/07/2010 6:12:54 AM PDT by HangnJudge
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To: AndyJackson
Nonsense.
You threw a piece of red meat to a pack of
starving rabid dogs and you know it. LOL!

Yup
I like watching discussions like this
I'm strongly Libertarian
But also a Physician

I despise Enslaving persons by removing choices
I also have a heightened awareness
of the consequences of Suffering

Threads like this speak powerfully
to our internal viewpoints

Cause / Effect
Choice / Do No Harm

32 posted on 05/07/2010 6:13:02 AM PDT by HangnJudge
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To: HangnJudge
Oops
double tap...
33 posted on 05/07/2010 6:15:15 AM PDT by HangnJudge
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To: HangnJudge

Studies of this sort remind me of a comic I saw once.

Two police officers are walking down a sidewalk, and one says to the other, “I smoked marijuana once. It made me want to hurt and kill.”


34 posted on 05/07/2010 6:19:38 AM PDT by yefragetuwrabrumuy
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To: Walkingfeather
the onset can come years after someone stops. The users that have heard think... oh if that happens I will just stop... unfortunately its too late, no cure for that, just controlling symptoms the rest of your life....

You don't see any fear mongering going on here?

35 posted on 05/07/2010 6:24:21 AM PDT by rhombus
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To: HangnJudge

Many, many scientific studies show correlations between x and y. Few ever show causation. Many scientists make the mistake of interpretation those studies according to the flawed belief that correlation = causation.

Drinking sodas makes kids fat.

Smoking marijuana makes people psychotic.

In both cases, the correlations are probably real. But the correct interpretation is that an underlying mechanism is responsible for both, not that one causes the the other.

I would be inclined to believe that fat kids drink lots of soda because of a pattern of behavior that leads to obesity. Because they have developed the behavior, their brains lead them to consume high calorie, low nutrient foods. (And this is a biological urge, once the obesity has developed—treating it takes more than just teaching them proper eating.)

I would be inclined to believe that marijuana smokers develop psychosis because of an underlying brain disorder that leads to psychosis. Because their brains are already somewhat off-balance in the neurotransmitter department, they are prone to using neurotransmitter affecting substances.


36 posted on 05/07/2010 6:24:31 AM PDT by exDemMom (Now that I've finally accepted that I'm living a bad hair life, I'm more at peace with the world.)
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To: autumnraine
Is it that marijuana causes psychosis or that people who have a psychotic condition tend to be drawn to marijuana?

It's the self-medication issue. People who need or want to change their condition will find ways to do it. There's also a link between alcoholism and poor health. Correlation is not causation.

37 posted on 05/07/2010 6:25:23 AM PDT by Pearls Before Swine
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To: Crim
Just another BS study...

Like Yogi Berra would say, it's Reefer Madness all over again.

38 posted on 05/07/2010 6:26:20 AM PDT by auboy (Men who cannot deceive others are very often successful at deceiving themselves. Samuel Johnson)
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To: wolfman23601

I used to say that pot doesn’t kill brain cells, it just causes you to forget how to use them for a while. LOL!


39 posted on 05/07/2010 6:27:41 AM PDT by autumnraine (America how long will you be so deaf and dumb to the chariot wheels carrying you to the guillotine?)
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To: HangnJudge

40 posted on 05/07/2010 6:28:05 AM PDT by KosmicKitty (WARNING: Hormonally crazed woman ahead!!)
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