Diagnosing ALS.

 
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Every 90 minutes, an American dies of amyotrophic lateral sclerosis. Time is not on the side of those afflicted. ALS is a very difficult disease to diagnose. To date, there is no one test or procedure to ultimately establish the diagnosis of ALS. It is through a clinical examination and series of tests, often ruling out other diseases that mimic ALS, that a diagnosis can be established. A comprehensive workup includes most, if not all, of the following procedures:

* Electrodiagnostic tests, including electomyography and nerve conduction velocity.

* Blood and urine studies, including high resolution serum protein electrophoresis, thyroid and parathyroid hormone levels, and 24-hour urine collection for heavy metals.

* Spinal tap.

* X-rays, including magnetic resonance imaging.

* Myelogram of cervical spine.

* Muscle...

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