7) A 25 year old female Asian patient presents at the emergency room with painfu

Question

7) A 25 year old female Asian patient presents at the emergency room with painful, difficult urination. The patient reported she recently visited her family in China. She remembers having had a fever, chills, slight non-productive cough, and a rash soon after a day of swimming at the family's vacation home. Her doctor prescribed an antibacterial thinking it was classic symptoms of a urinary tract infection. Three days later this same patient is back in the emergency room with worsening symptoms. The urinary culture came back negative for bacteria, but positive for blood and oocytes. a. Name the disease that this patient likely has using the picture as a hint. b. Describe the lifecycle of this organism. c. How would you treat this disease? d. How would you prevent this disease?

Explanation / Answer

The disease is legionellosis.

The life cycle begins with invasion into host cell. Then preinternalidation events and postinternalisation events

Treatment is by macrolids and quinolones

Prevention is by Meticulous cleaning and disinfection of water systems

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