Primary lateral sclerosis (PLS) and amyotrophic lateral sclerosis (ALS) are neurodegenerative diseases. PLS typically develops slowly, while ALS rapidly affects mobility and can become fatal.
Primary lateral sclerosis (PLS) is a rare neurological disorder that affects the motor neurons in the brain and spinal cord, which control movement. It is a form of motor neuron disease (MND). PLS ...
The test was developed by researchers at the US-based not-for-profit Brain Chemistry Labs, who analysed 788 blood samples – roughly half from patients with the disease and half from people without it.