Macular Amyloidosis, also known as amyloidosis, macular, is related to primary cutaneous amyloidosis and amyloidosis, primary localized cutaneous, 3. An important gene associated with Macular Amyloidosis is GPNMB (Glycoprotein Nmb), and among its related pathways/superpathways is Interleukin-6 family signaling. Affiliated tissues include skin and thyroid.