TTR and poikiloderma with neutropenia: A-ATTRv-PN is an autosomal dominant condition caused by the accumulation of amyloidogenic transthyretin in organs and tissues (Adams et al. 2019), which is mainly the result of the presence of the V30M (p.V50M) variant (Parman et al. 2016) in the transthyretin gene (Adams et al. 2019).