======================================================================= DISEASE | PRINCIPAL SIGNS | METHOD OF | | AND SYMPTOMS | INFECTION | -------------+------------------------------+-------------------------+ CHICKENPOX | Rarely begins with fever. | Contact with discharges | | Rash appears on second day | from nose and throat of | | as small pimples, which in | a patient. | | about a day become filled | | | with clear fluid. This fluid | | | becomes yellow colored, a | | | crust forms and the scab | | | falls off in about 14 days. | | | Successive crops of papules | | | appear until tenth day. | | -------------+------------------------------+-------------------------+ DIPHTHERIA | Onset may be rapid or | Contact with discharges | | gradual. The back of the | from nose and throat, | | throat, tonsils, or palate | occasionally by | | may show patches. The most | drinking infected milk. | | pronounced symptom is sore | | | throat. There may be hardly | | | any symptoms at all. | | -------------+------------------------------+-------------------------+ MEASLES | Begins like cold in the | Contact with discharges | | head, with running nose, | from nose and throat | | sneezing, inflamed and | of a patient. | | watery eyes and fever. | | | Mulberry-tinted spots appear | | | about the third day; rash | | | first seen behind the ears, | | | on forehead and face. The | | | rash varies with heat; may | | | almost disappear if the air | | | is cold, and come out again, | | | with warmth. | | -------------+------------------------------+-------------------------+ MEASLES | Illness usually slight. | Same as above. | (LIBERTY) | Onset sudden. Lymph nodes in | | | back of neck enlarged. Rash | | | often first thing noticed; | | | no cold in head.