when to worry about a lump under skin

A lump under the skin is usually not a cause for worry as most lumps are benign, such as cysts, lipomas, or swollen lymph nodes. However, it is important to worry and seek medical attention if the lump exhibits certain signs: if it grows rapidly, feels hard or immovable, changes in color or texture, becomes painful or tender, has skin changes over it (such as redness, warmth, or ulceration), or if other symptoms like unexplained weight loss, night sweats, or persistent fever are present. Additionally, any lump that persists longer than 2 to 4 weeks should be evaluated by a healthcare professional. People with a family history of cancer or other high-risk factors should be especially cautious with lumps. Sudden painful lumps usually indicate infection or injury and also require medical attention. In summary, worry about lumps that grow quickly, are hard or fixed in place, change in appearance, cause pain, or last for more than a few weeks.