STD's Flashcards
What STD is obligate intracellular? How would you stain it?
Chlamydia trachomatis
Giemsa stain
What STD usually has symptoms in men but not women?
Gonorrhea
What STD causes condyloma latum? What is it?
Syphilis (secondary)
Contagous, painless, wartlike lesion in warm, moist areas like vulva/scrotum
What geographic distribution is chancroid usually seen in?
Southeast Asia, rare in US
What kind of discharge is associated with Gardnerella vaginalis?
Copius, foul-smelling, with a fishy odor, will have clue cells
What species causes chancroid?
Haemophilus ducreyi
What bacterium causes lymphogranuloma venerium?
Chlamydia trachomatis
What primary genital ulcer disappears before lymph node enlargement?
Lymphogranuloma venerum (LGV)
What genital lesion is typically painless, with b/l painless, non-suppurative adenopathy?
Syphilis chancre (primary)
What normal vaginal flora can manifest clinically with urethritis, and serous/mucoid discharge?
Ureaplasma urealyticum
What STD commonly causes painful blisters and systemic symptoms such as fever and myalgia?
Herpes simplex virus
What chancre typically has an indurated base and plasma cell infiltrates?
Primary syphilis chancre
What are the 2 urea-splitting bacteria of the GU tract?
Proteus mirabilis
Ureaplasma urealyticum
What genital lesion is usually a painful papule, that may ulcerate with painful,draining lymph nodes?
Chancroid
What genital lesion has stellate abscesses of nodes, with lymphedema and possible strictures?
Lymphogranuloma venerium (Chlamydia L1-3)
What organism classically causes thin, yellow-green, watery, frothy discharge with pruritis and pain on urination?
Trichomanas vaginalis
Pseudohyphae would be seen in the vaginal discharge of what infection?
Yeast- Candidiasis
What STD is characterized as being an intracellular Gram negative diplococcus?
Neisseria gonorrhea
How does discharge differ between Gonorrhea and Chlamydia infections?
Chlamydia tends to be watery, Gonorrhea tend to be mucopurulent
What causes granuloma inguinale?
Klebsiella granulomatis
What cause of UTI’s also frequently causes acute pyelonephritis and urethritis?
Proteus mirabilis
What is a diagnostic test to determine the origin of genital ulcers?
PCR multiplex- Examines H. ducreyi, T. pallidum, HSV at the same time
What STD’s are TORCH infections?
Syphilis, HIV, HSV
