Are cancer lumps hard or soft?
Photo Credit: Courtesy of 3DStockPhoto (cancer image)
In rare cases, an unexplained lump, bump or swelling can be a sign of a more serious issue beneath the skin. Bumps that are cancerous are typically large, hard, painless to the touch and appear spontaneously. ... One type of cancerous lump that can form almost anywhere in the body is called adult soft tissue sarcoma.