1.   Thus the proportion of patients with unexplained symptoms is in fact even larger than recognised so far which indirectly supports an enteropathogenic role of HIV itself.

2.   For these patients there was no doubt about the diagnosis or unexplained symptoms.

3.   Seventy two patients with unexplained dyspeptic symptoms of duration six months to seven years were referred by medical and surgical consultants.

4.   Government officials, doctors and residents in the town report a surge of unexplained symptoms.

5.   Sponberg said last month that he continues to have unexplained neurological symptoms.

6.   Along with fatigue, memory loss and joint pain, loss of balance is among the unexplained symptoms of some Gulf War veterans.