Exam 44: The Spirochetes

Match the component with the assay with which it is associated. -Gel immunoassay

Treponemal antibodies are those that are:

Match the component with the assay with which it is associated. -Isoluminol-antigen conjugate

Match the component with the assay with which it is associated. -Erythrocytes

The most severe illness associated with leptospirae,with symptoms of liver,kidney,and/or vascular dysfunction with lethal pulmonary hemorrhage and sometimes death,is called:

A nontreponemal flocculation serologic test in which soluble antigen particles are coalesced to form larger particles that are visible as clumps when they are aggregated by antibody is called the __________ test.

A test that uses gelatin particles sensitized with T.pallidum subsp.pallidum antigens to detect specific antitreponemal antibodies in patient serum is called the __________ test.

Long,slender,helically curved,gram-negative bacilli with hooked ends are identified as belonging to which species?

A stage of venereal syphilis,characterized by tissue destruction,central nervous system disease,cardiovascular abnormalities,eye disease,and granuloma-like lesions,is known as ________ syphilis.

Systemic symptoms,such as fever,weight loss,malaise,and a loss of appetite,along with a widespread rash,can be observed in patients suffering from _________ syphilis.

Long,slender,helically curved,gram-negative bacilli with tight coils are identified as belonging to which species?

A specific treponemal serologic test performed by overlaying whole treponemes that are fixed to a slide with serum from patients suspected of having syphilis and using fluorescein-conjugated antihuman antibody reagent to detect specific antitreponemal antibodies is called the _________ test.

A stage of venereal syphilis characterized by the appearance of a chancre is known as __________ syphilis.

A patient has a reactive RPR result and a positive FTA-ABS test.The drug of choice to treat this infection is:

A destructive lesion of the gums,also known as acute necrotizing ulcerative gingivitis,that is caused by oral spirochetes and other bacteria is known as:

Match the component with the assay with which it is associated. -Recombinant antigens

An automated system uses bead-capture technology in the detection of which of the following spirochetes?

The Jarisch-Herxheimer reaction is associated with the clearance of organism from the bloodstream and the release of cytokines within hours of antibiotic treatment.With which spirochete is this condition associated?

A widely used nontreponemal serologic assay is the ________ test.

A self-limiting illness and the most common clinical syndrome associated with leptospirae that includes fever,headache,myalgia,and aseptic meningitis in the immune stage is called: