causes of blocked salivary gland
Another common cause of salivary blockage is the development of an infection that attacks the salivary glands and causes them to swell. Mumps, for example, can cause salivary gland blockage in about 30 to 40 percent of cases.ymptoms of Blocked Salivary Glands. Because the salivary glands throughout the face and neck are responsible for both the production and delivery of saliva to the mouth and throat, salivary gland blockage is usually quite simple to identify.