Fig. 3From: Small fiber neuropathy for assessment of disease severity in amyotrophic lateral sclerosis: corneal confocal microscopy findingsCCM parameters in patients with bulbar involvement and without bulbar involvement of ALS. CCM, corneal confocal microscopy; ALS, amyotrophic lateral sclerosis; IWL, corneal nerve length in the inferior whorl area; IWDC, dendritic cell density in the inferior whorl area; CNFL, corneal nerve fiber length in the peripheral area; CNFD, corneal nerve fiber density in the peripheral area; CNBD, corneal nerve branch density in the peripheral area; CDC, corneal dendritic cell density in the peripheral area; *p < 0.05Back to article page