Fig. 4From: Patient and caregiver experiences with pantothenate kinase-associated neurodegeneration (PKAN): results from a patient community surveyMost challenging symptoms according to presenting PKAN phenotype. Respondents were grouped into classic (blue) and atypical (dark green) phenotypes based on age of diagnosis. All respondents provided the top 3 symptoms they felt were most challenging to them. The numbers within the bars represent the number of times that symptom was mentioned in total by that phenotype group. PKAN = pantothenate kinase-associated neurodegenerationBack to article page