1.   It has been claimed that fibre in the diet could help prevent many serious diseases.

2.   New-onset headaches in the older patient suggest either depression or such serious diseases as mass lesions or temporal arteritis.

3.   Symptomatic coccidioidomycosis has a wide clinical spectrum, ranging from mild influenza-like illness to serious pulmonary disease to widespread dissemination.

4.   The precise cause of this serious disease is still unknown.

5.   This caused a sensation in Western countries where the threat of serious infectious disease had come to be considered remote.

6.   HEPATITIS B is the most serious occupational infectious disease threatening healthcare workers today, a group of international specialists has agreed.

7.   The diagnosis was explained and she was reassured that there was no serious disease.

8.   In none of the patients had the syndrome been a masquerade for a more serious disease.

9.   Longitudinal studies indicate that the condition affects people over long periods of their lives yet there is no evidence that they are at risk of any serious organic disease.