How does cardiovascular syphilis manifest?
Answer: Classically a thoracic aneurysm forms in the ascending aorta or aortic arch leading to aortic insufficiency or dissection.
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Bacteriology
- A 19-year-old man who recently went camping in the northeast United States presents to the student health clinic at his college with fever, headache, and a rash around both his ankles and wrists. What is the most likely pathogen, how is it transmitted, and what would the treatment of choice be?
- A 29-year-old woman and her husband seek your consultation for an inability to conceive. After a thorough workup, you believe the cause to be an undiagnosed infection in the woman. Examination reveals mild cervical motion tenderness; Gram stain of cervical secretions shows neutrophils but no organisms. The inability of the causal bacteria to produce what substance causes it to be an obligate intracellular parasite?
- A 24-year-old sexually active man presents with dysuria and urethral discharge. Gram stain of the discharge reveals neutrophils but no gram-negative diplococci. What is the diagnosis and treatment?
- How does C. bumetii differ from other rickettsiae?
- What are the symptoms of Q fever?
- What disease does C. burnetii cause? How does C. bumetii spread?
- What class of antibiotic can be used for all rickettsial infections?
- What causes rickettsial pox?
- What is endemic typhus, and how is it spread?
- What is epidemic typhus, and how is it spread?
- Where does the rash related to RMSF start? Where does it spread to?
- What is Rocky Mountain spotted fever (RMSF)?
- What is the Weil-Felix reaction?
- What symptoms are associated with most rickettsial infections?
- How are rickettsiae transmitted?
- What is the appropriate therapy for chlamydial neonatal conjunctivitis?
- How are Chlamydia infections treated?
- How are C. pneumoniae and C. psittaci transmitted?
- What vascular changes may Chlamydia pneumoniae elicit?
- What disease is caused by Chlamydia pneumoniae?
- What disease is caused by Chlamydia psittaci?
- How is LGV diagnosed?
- What are the clinical manifestations of lymphogranuloma venereum (LGV)?
- What type of arthritis is associated with Chlamydia?
- What is pelvic inflammatory disease?
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.