51.   Travelers often present the most complicated cases, from odd tropical diseases to a belly full of drugs that requires an X-ray, followed by an arrest.

52.   A hospital official said Armindo may be suffering from typhus, a tropical disease marked by high fever and headaches and transmitted by unclean food and water.

53.   A quarter of a billion people have contracted malaria, a deadly tropical disease carried by mosquitos, Dr. White said.

54.   Dengue is a tropical disease transmitted by mosquitoes.

55.   Dengue fever, an acute tropical disease transmitted by mosquitoes, leaves its victims with fever, rash and severe pains in the joints and back.

56.   Dengue fever, an acute tropical disease transmitted by mosquitoes, leaves its victims with fever, rash and severe pains.

57.   It also warned that the floods threaten efforts to control snail fever in some areas and said outbreaks of this tropical disease may increase.

58.   It also warned that the floods threaten efforts to control snail fever in some areas, and said outbreaks of this tropical disease may increase.

59.   Symptoms of dengue, a mosquito-borne tropical disease, are often confused with the flu.

60.   Thailand has an outstanding record in the treatment of tropical diseases, such as cholangio carcinoma often found in the Northeast.