41. The first thing you think of is mononucleosis . 42. But he was sick ( mononucleosis ) and I never saw the real him. 43. Most patients get symptoms resembling influenza or mononucleosis , often accompanied by a rash. 44. He and his wife, Sharon, expected a diagnosis of hepatitis or mononucleosis . 45. Soon after, she was diagnosed with mononucleosis and has not run competitively since. 46. Team physician Piet De Moor tested Jalabert for mononucleosis and eventually ruled it out. 47. One key procedure is to differentiate between infectious mononucleosis and mononucleosis-like symptoms. 48. One key procedure is to differentiate between infectious mononucleosis and mononucleosis -like symptoms. 49. It is best known as the cause of infectious mononucleosis ( glandular fever ). 50. In less than one percent of cases of infectious mononucleosis splenic rupture may occur.