BLUE DISEASE

n. Rocky Mountain spotted fever, severe and infectious disease (highly fatal) caused by Rickettsia and is generally spread by the bite of an infected ixodid tick (its symptoms are: frontal and occipital headache, extreme lumbar pain, general discomfort, moderately high continuous fever, rash on the palms, wrists, ankles and soles that starst from the second to the fifth day and later on spreads to all parts of the body)