The causal relationship of liver disease to neuropathy has been questioned. This study was designed to evaluate the incidence and character of peripheral neuropathy in patients with liver cirrhosis.

Some diseases producing liver dysfunction can independently cause peripheral neuropathy. Hence, a cause and effect relationship between liver disease and neuropathy has been questioned.

We eventually decided to study photobiomodulation as an alternative to combat the pain caused by diabetic neuropathy," Kusahara said. The participants were divided randomly into two subgroups.