The standard system for classifying splenomegaly on radiography is: 1  Normal (not splenomegaly): the largest dimension is less than 11 cm. 2  Moderate splenomegaly: the largest dimension is between 11â20 cm. 3  Severe splenomegaly: the largest dimension is greater than 20 cm.
The EBV germs transfer when contact is made with the saliva of the infected person, such as through kissing. Once infected, the Epstein-Barr virus stays in the body for life.The most common EBV among teenagers and young adults is infectious mononucleosis.he continual production of saliva keeps the mouth moist. Many communicable diseases, however, find passage from one person to another through contact with saliva, such as when kissing or coughing.
Researchers have found spirochetes in mosquitoes and other blood-sucking insects. But it has not been proven that they can transmit the infection. A tick is uniquely suited to carry and spread Lyme disease. Spirochetes have co-evolved with ticks over millions of years. Tick saliva contains immune suppressors that help disseminate the bacteria throughout the hostâs body.