Flashcards in Serology Deck (50)
What substance is responsible for the brown color of feces?
What is normal colonic transit time?
What does clay colored (gray-white) or tan stools indicate?
What does black and tarry stools indicate?
Upper GI bleeding like an ulcer
What does green stools indicate?
Either green leafy vegetables or broad spectrum antibiotics
Greasy/buttery stools are associated with what condition?
Megafeces is associated with what condition?
Does upper or lower GI bleeding appear as red?
What is the test done for occult blood?
Which is the most prevalent immunoglobulin (75%)?
Which immunoglobulin is responsible for the ABO blood grouping and Rh factor?
Which immunoglobulin is present primarily in respiratory and GI secretions and in saliva and tears?
What is the screening test used to semiquantitatively measure various proteins which are electrically separated?
What is the substance capable of binding to an antibody (thus providing a positive test)?
What is the relationship between titer number and virulence of the organism?
What pathogen is responsible for syphilis?
Treponeum pallidium (spirochete)
What examination is diagnostic for syphilis in the primary stage?
What sign is indicative of primary syphilis?
What is the immunologic stage of syphilis where the patient can experience malaise, fever, rash, and possible CNS involvement?
What is the characteristic sign of tertiary syphilis?
Gummas (soft granulomatous lesions)
The Darkfield exam is specific for what pathogen?
T. Pallidium spirochete for syphilis
What tests makes up the nontreponemal tests?
VDRL, RPR to measure IgM and IgG antibodies (NOT specific)
What is the most sensitive syphilis confirmation test?
Fluorescent treponemal antibody-absorption test
What are the 5 D's of Charcot joints?
What is the pathogen responsible for Lyme Disease?
What is the hallmark sign for lyme disease?
Circular (bulls-eye) rash
What is the name for the circular skin rash associated with lyme disease?
What is the two tiered system for CDC protocol to diagnose lyme disease?
1 sensitive ELISA test 2 if positive, then more specific Western blot test
What test is used for a streptococcal infection?
ASOT (antisteptolysin O titer)