Hematoxylin and eosin stainings with magnification ×400 show swollen Kupffer cells with foamy cytoplasm, typical for Niemann–Pick disease type C. Visceral symptoms as a key diagnostic sign for the early infantile form of Niemann-Pick disease type C in a Russian patient: a case report: Degtyareva AV, Mikhailova SV, Zakharova EY, Tumanova EL, Puchkova AA - Journal of medical case reports (2016). Not altered. CC.