Sjogren's syndrome is an inflammatory disease. The immune system destroys cells in exocrine glands. It occurs most often in the tear and salivary glands. It is a lifelong condition. There are two types:

Salivary Glands
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The causes of Sjogren's are unknown. Contributing factors may include:

  • Viral infections
  • Environmental factors
  • Heredity
  • Hormones