Malignant tumors include mucoepidermoid carcinoma, adenoid cystic carcinoma, adenocarcinoma, low-grade polymorphous adenocarcinoma, and malignant mixed tumor. While most salivary gland tumors are benign, some can be cancerous. Warthin's tumor can grow on both sides of the face and affects more men than women. Warthin's tumor is also benign and affects the parotid gland. Pleomorphic adenomas are benign (noncancerous) and are more common in women than men. The tumor is usually painless and grows slowly. Pleomorphic adenomas most commonly affect the parotid glands, but can also affect the submandibular gland and minor salivary glands. The two most common tumors are pleomorphic adenomas and Warthin's tumor. They can be cancerous (malignant) or noncancerous (benign). Several different types of tumors can affect the salivary glands. Cysts may interfere with eating and speaking. It can appear as a blister or soft, raised area. Cysts can develop in the salivary glands if injuries, infections, tumors, or salivary stones block the flow of saliva.Some babies are born with cysts in the parotid gland due to a problem with the development of the ears. Dehydration and malnutrition raise the risk of getting a bacterial infection.Ĭysts. These infections most often affect the parotid gland. The bacteria are typically those found normally in the mouth, as well as staph bacteria. Other symptoms such as fever and pain will accompany the swelling. Other viral illnesses that cause salivary gland swelling include the Epstein-Barr virus ( EBV), cytomegalovirus ( CMV), Coxsackievirus, and the human immunodeficiency virus ( HIV).īacterial infections generally cause one-sided salivary gland swelling. It usually begins approximately 48 hours after the start of other symptoms such as fever and headache. Salivary gland swelling is commonly associated with mumps, happening in about 30% to 40% of mumps infections. Swelling happens in parotid glands on both sides of the face, giving the appearance of "chipmunk cheeks." Viral infections such as mumps, flu, and others can cause swelling of the salivary glands. If not treated, salivary gland infections can cause severe pain, high fevers, and abscess (pus collection). Sialadenitis is more common in older adults with salivary stones, but it can also happen in babies during the first few weeks after birth. Sialadenitis creates a painful lump in the gland, and foul-tasting pus drains into the mouth. Bacterial infection of the salivary gland, most commonly the parotid gland, may result when the duct into the mouth is blocked. Salivary gland infection, or sialadenitis. Unless the blockage is cleared, the gland is likely to become infected. Pain is usually off and on, is felt in one gland, and gets progressively worse. When saliva can't exit through the ducts, it backs up into the gland, causing pain and swelling. Sometimes salivary stones can block the flow of saliva. The most common cause of swollen salivary glands, salivary stones are buildups of crystallized saliva deposits. The following are some of the more common salivary gland problems: Many different problems can interfere with the function of the salivary glands or block the ducts so they can't drain saliva. When there is a problem with the salivary glands or ducts, you may have symptoms such as salivary gland swelling, dry mouth, pain, fever, and foul-tasting drainage into the mouth. Saliva drains into the mouth through small tubes called ducts. There are also several hundred minor salivary glands throughout the mouth and throat.
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