<prompt> True regarding sialadenitis in AIDS are all except: September 2009May present as Sjogrens syndromeUnilateral parotid enlargement is commonNon tender enlargement of salivary glandMay present as xerostomia  <response>: Ans. B: Unilateral parotid enlargement is common The causes of HIV-SGD is unknown Infection with human immunodeficiency virus HIV may be associated with nontender, bilateral enlargement of the major salivary glands or symptoms of dry mouth known as HIV-associated salivary gland disease HIV-SGD. Labial salivary gland LSG biopsy can be done. HIV-SGD patient show a number of similarities to and differences from patient with Sjogrens syndrome SS. The similarities include the oral and salivary features, histopathology and possibly changes in other orgAns. The differences include the lower salivary gland T4 T8 ratio and the absence of autoantibodies in serum. 