Rocky Mountain Spotted Fever

Topics: Bacteria, Rocky Mountain spotted fever, Infection Pages: 2 (518 words) Published: April 29, 2013
Xuan Bui
Green
Rocky Mountain Spotted Fever
Rock Mountain Spotted Fever is a bacterial disease that is caused by a type of bacteria carried by infected ticks. The scientific name of the causative agent is Rickettsia rickettsii. The bacteria’s, physical appearance is very small, about 0.2-0.5 µm by 0.2-0.3 µm. It is spotted, and has a circular or oval-like shape. Also, it is gram-negative. The bacterium multiplies by binary fission and contains both DNA and RNA. They can live to a lifespan of one year. The tick can first be infected by consuming the blood of another infected animal, then once the tick is attached to a host or human, it gets into the cell and begins to reproduce to infect more of the cells. Males can transfer the bacteria to females through mating and females can transfer the bacteria to their eggs. Once a tick is infected by rickettsia rickettsii, it will have it for life. Spotted Fever can be transmitted through tick bites. Through a period of time, about one to two weeks, the tick feeds on the blood of the host.

Symptoms of the Rocky Mountain spotted fever may include getting a high fever, severe headaches, muscle pains, nausea, vomiting, and loss of appetite. Getting rashes is also another symptom of the disease. They first appear on the wrists and ankles then spread throughout the body and look like round spots. Other symptoms of the disease may include being thirsty, and having hallucinations. There are possible cures or treatments for the bacterial disease. To treat and get rid of the infection, a person must carefully remove the tick and take certain antibiotics. How long the spotted fever lasts depends on when and how the infected person treats it. If it is not treated carefully or correctly, it could be life threatening.

Rocky Mountain spotted fever is usually treated with oral or IV antibiotics. To treat the infection, drugs such as doxycycline and tetracycline are both prescribed. For pregnant women with the disease,...
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