31.   If a pulsating type tinnitus is present and the doctor suspects a vascular cause, some doctors would recommend investigation of the carotid arteries and the vertebral arteries.

32.   If your doctor still suspects DCIS, he or she should refer you to a surgeon, who will do a biopsy.

33.   Later doctors suspected he might have Ebola.

34.   Leakage from her tumor made her stomach swell, and her doctor first suspected that she was pregnant.

35.   Reeves wound up undergoing quadruple-bypass surgery that doctors suspect came just in time to head off a massive heart attack.

36.   Saturday night, Williams began experiencing abdominal pains, Hein said, adding that doctors suspected that her bowels had quit functioning.

37.   Sanders did not suffer a concussion, but doctors suspect he may have fractured his right orbital bone.

38.   Some doctors suspect psychological factors make a difference, but it is difficult to separate psychological reactions based on strong aversion to heat or cold from physiological responses.

39.   Similarly, many doctors suspect that people can transmit the virus by sharing straws used to inhale cocaine, but researchers are not sure whether that has occurred.

40.   The doctors suspected the damage had resulted from a toxin they could not identify.