Can breast cancer cause pain in armpit? Swelling in your armpit or near your collarbone.
This could mean breast cancer has spread to lymph nodes in that area. Swelling may start before you feel a lump, so let your doctor know if you notice it. Pain and tenderness, although lumps don’t usually hurt. Some may cause a prickly feeling.
What does cancer feel like in armpit? A cancerous lump is more likely to be hard, painless, and fixed in place. It may also feel like it’s connected to other, smaller lumps. So, bottom line: If the underarm lump you feel is red and/or painful, and growing noticeably, see your doctor.
How do you know if you have breast cancer in your armpit? a lump or swelling in either of your armpits. a change in the look or feel of your skin, such as puckering or dimpling, a rash or redness. a rash (like eczema), crusting, scaly or itchy skin or redness on or around your nipple. a change in the appearance of your nipple, such as becoming sunken into your breast.
What cancer causes armpit pain? Cancers that commonly cause armpit pain include: lymphoma, or cancer of the lymphatic system. leukemia, or cancer of the blood forming tissues, including the lymphatic system and bone marrow. cancers that have spread from another part of the body, including breast cancer, which develops nearby.