Laboratory Evaluation		Magnetic Resonance Spectroscopy
	Electromyography		Transcranial Magnetic Stimulation
	Lumbar Puncture		Motor Unit Number Estimate
	Magnetic Resonance Imaging		Muscle and Nerve Biopsy
	Quantitative Muscle Testing

Diagnostic Examinations

The differential diagnostic process is essential as there are no objective or laboratory diagnostic markers in ALS. Therefore excluding other definable diseases that may mimic ALS is integral within our diagnostic work up as described above.