An unexplained change in weight is one of the most common signs of a thyroid disorder.

Any sudden or unexplained change in weight, either loss or a gain, should be reported to a doctor.

Decker was a little resistant to Goodman's unexplained change of subject but decided to allow his old professor some flexibility and not argue the point.

Nor had he forgotten Sutton's unexplained change to a brand-new suit of hospital whites.

It sounds obvious that if there is an unexplained change in your normal health, you should see a doctor.

The procedure is used to diagnose the causes of unexplained changes in bowel habits.

You have blood in the stool or a significant, unexplained change in your bowel movements.

The unexplained change in Jack, which had begun weeks ago, had now reached completion.

You should see a doctor if you have persistent, unexplained, or sudden changes in pupil size.

However, the unidentified and unexplained change gives the false impression that one periscope could be used from the control room.