Blocked salivary ducts, bacterial infections, some viral infections, cysts, and benign or malignant tumors cause the parotid glands to swell, states WebMD. The parotid glands are salivary glands inside of the cheeks, and... More »

www.reference.com Health Conditions & Diseases

A lump in the parotid gland may indicate salivary stones or a bacterial or viral infection in the gland, according to WebMD. Stones, the most common cause of swollen glands, are build-ups of saliva deposits which block t... More »

The causes of benign tumors in the parotid glands, the largest salivary glands, are unknown, although risk factors for cancerous tumors are known, according to the American Cancer Society website. The most common types o... More »

www.reference.com Health Pain & Symptoms

A parotid gland infection occurs when bacteria or viral agents attack the glands in the cheeks, which produce saliva, according to MedlinePlus. The resulting inflammation is known as parotitis. Viral gland infections are... More »

Blocked salivary gland ducts are caused by salivary stones, infections, cysts and tumors. Issues arise when salivary glands are blocked, causing problems with swallowing, lubricating the mouth, digestion and bacterial in... More »

Causes for swelling of the parotid glands include mumps, bacterial infections and tumors, according to the Merck Manual Consumer Edition. The parotid glands are between the front of the ears and the jawline. They are par... More »

www.reference.com Health Conditions & Diseases

The causes of benign tumors in the parotid glands, the largest salivary glands, are unknown, although risk factors for cancerous tumors are known, according to the American Cancer Society website. The most common types o... More »

www.reference.com Health Pain & Symptoms