The main causes for a lump found underneath the jaw include an indication of the presence of bacterial infections, viral infections, infections caused by bug bites, such as Lyme disease, types of noncancerous growths like lipoma, tonsillitis, a salivary gland condition and inflammation, as stated by WebMD. Most lumps underneath the jaw are caused by swollen lymph glands, and are not a cause for concern. Swollen lymph glands are common when fighting off other infections and health issues as it indicates that the immune system is at work fighting off the foreign bodies.
A lump above the belly button is a common sign of an umbilical hernia, according to WebMD. Umbilical hernias can develop in infants and adults and are caused by fluids, fat or intestinal tissues that press through weakened areas in the abdominal wall.Full Answer >
A lump on the side of the knee could be a result of an injury, swollen or torn ligaments or a cartilage tear, according to WebMD. Knee injuries can cause fragments of the bone or cartilage to chip and get stuck in the joint, causing swelling and lumps.Full Answer >
A lump on the middle of the lower spine could be symptomatic of osteomyelitis (a bone infection usually accompanied by pain and inflammation), an abscess (if the lump is on the skin as opposed to the actual vertebra beneath), a bone spur (additional bone growth leading to pain) or a spinal tumor, according to WebMD. Spinal tumors are caused by excessive cell-growth and, while they can often be benign, should be checked by a medical professional.Full Answer >
Probable causes of a knee lump include chronic inflammatory conditions, local infections and bone or soft tissue tumors, according to Healthgrades. Lumps can be single or multiple, and they can quickly grow or stay the same size. They can exist as soft or hard bumps that are painful or pain-free.Full Answer >