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Category Archives: Neurology

Drug abuse is changing fast: Old drugs are falling from favor, new ones are growing

New psychoactive substances, mainly stimulants and cannabinoids from China sold on the internet, proliferate too quickly for anyone to keep track of them. Websites such as Erowid.org create lists of those drugs.

It is all part of the rapid diversification of recreational drugs, fuelled by chemical ingenuity and by new distribution possibilities opened up by the internet.

"Talk to Frank" is a British government-funded website for drug abuse prevention and treatment tips for the general public available at http://talktofrank.com

The "A to Z" list of substances explains appearance and use, effects, chances of getting hooked, health risks and the UK law. It also includes information on peer pressure, etc.

References:

Drug use and abuse. The Economist, 2011.

Comments from Facebook:

Pierrette Mimi Poinsett: And alcohol and tobacco remain the two most abused drugs eclipsing all the others combined.

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Osteoarthritis at the base of the thumb has a 15-30% prevalence in adults

What is it?

Patients with osteoarthritis of the thumb carpometacarpal joint, or base of the thumb, commonly seek help for their symptoms. Arthritis at the base of the thumb causes functional disability and pain, particularly with “pinching” actions.


A hand with arthritic changes. Image source: Cicadas, a Creative Commons license.

How common is osteoarthritis of the thumb?

The prevalence of this condition increases with age and is greatest in postmenopausal women. It ranges between 15% prevalence in adults in Finland and a 33% prevalence in postmenopausal women. This is likely to increase as populations age and people stay active for longer.

How to diagnose it?

Pain reproduced on the axial grind test localizes pathology to the base of the thumb.

Trapeziometacarpal and scaphotrapeziotrapezoid joints should be assessed with plain radiographs (X-rays) that typically show degenerative changes. However, X-rays may underestimate the extent of the disease.

What to do?

Non-operative treatments can ameliorate symptoms and delay surgery in most patients with osteoarthritis of the thumb:

- behaviour modification
- pain relief
- splinting
- corticosteroid injections

No single operative procedure has been shown to be superior:

- simple trapeziectomy has the lowest complication rate
- arthrodesis may be the best option for patients who value pain relief and reliable strength and stability more than mobility (such as younger manual workers)

Piano lesson: "Rachmaninov had big hands". See how one gets 4 million views on YouTube:

References:

Osteoarthritis at the base of the thumb. BMJ, 2011.

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Neurology 14 Amyotrophic Lateral Sclerosis ALS – Video

08-08-2011 14:52

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Neurology 14 Amyotrophic Lateral Sclerosis ALS - Video

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Neurological physiotherapy case study – Sam Stuart – Video

08-02-2012 18:05 Sam Stuart - A case Study of a Neurological Physiotherapy patient, who had a burst fracture of L1, vertebroplasty of L4 and neuropathic pain in the Right leg.

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Neurological physiotherapy case study - Sam Stuart - Video

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Neurology Update – Video

06-02-2012 23:17 I went and saw a Neurologist Monday Morning lots of news to share 🙂

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Neurology Update - Video

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Chiropractic "Functional" Neurology and Depression(1/2) – Video

02-02-2012 10:21 How is Depression linked to the brain and how can we treat this as Chiropractic Neurologists

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Chiropractic "Functional" Neurology and Depression(1/2) - Video

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