What does a cancerous armpit lump feel like? 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.
What does a cancer lump look like under armpit? It should also be somewhat firm, but still have some give to it. A cancerous lymph node will often become rock hard. It will also lose the lima bean shape and become more rounded like a marble. If a swollen lymph node is overly firm and is not shaped like a lima bean, it could potentially be cancerous.
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.
Can breast cancer start in your armpit? A: Breast cancer can spread to any lymph nodes. Most often, it spreads first to the axillary lymph nodes (in the armpit) and then to the clavicular nodes (in the collarbone) or internal mammary nodes (in the breast).