Advanced cancer can lead to poor circulation, causing the skin to appear bluish or purplish (cyanosis).
Certain treatments can cause skin discoloration, including redness, darkening, or purplish tones.
Advanced cancer can lead to poor circulation, causing the skin to appear bluish or purplish (cyanosis).
Certain treatments can cause skin discoloration, including redness, darkening, or purplish tones.