STI table with answers for cbc-2.docx - Table STI worksheet STI bacterial or viral Gonorrhea 2nd most frequent Risk Syphilis Co infection with HIV due

STI table with answers for cbc-2.docx - Table STI worksheet...

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Table: STI worksheet STI: bacterial or viral Organism Transmission Incubation Clinical manifestations Diagnosis & Treatment Complications Fetal Gonorrhea 2 nd most frequent Risk: Neisseria. gonorrhoeae Gram negative diplococcus Vaginal, anal, or oral sex: men and women Direct physical contact with infected host. 3-8 days No immunity, can reinfect Women: asymptomatic or minor symptoms that are often overlooked. If noted Redness, swelling at site of contact (usually cervix and urethra Green/yellow purulent exudate dysuria Men: Urethritis Dysuria Profuse, purulent drainage Painful/swollen testes Culture Gram negative smear of discharge for men History of contact RX: start before culture results: cephalosporin antibiotics Ceftriaxone (Rocephin) 250 mg IM once or Cefixime (Suprax) orally AND Azithromycin 1 g po once or doxycycline if chlamydial infection not ruled out All sexual contacts must be evaluated and treated. No alcohol or sexual intercourse during treatment Male: prostatitis, urethral stricture, Sterility from orchitis or epididymitis Female: PID, Bartholin’s gland abscess, ectopic pregnancy, infertility Gonococcal infection during delivery from an infected mother. Untreated infants develop permanent blindness: almost all states have low requiring the use of prophylactic drug/eye care after delivery: Silver nitrate aqueous solution or erythromycin ophthalmic ointment. Preterm birth. Syphilis Co infection with HIV due to lesions on genital enhance HIV transmission. This increases risk for CNS involvement Treponema pallidum A spirochete Enters the body through very small breaks in the skin or mucous membranes. Entry is facilitated by the minor abrasions that often occur during sexual intercourse. Contact with infectious Initial 10-90 days Average 21 days Short period of antibiotic production after infection but antibx level decreases and can be reinfected Primary: chancre at site of contact genital ulcers regional lymphadenopathy exudate highly infectious; blood infectious; most Sexual history Exam Confirmed by spirochete on dark field microscopy and direct fluorescent antibody . Serology: VDRL & RPR: look for nonspecific Occur mostly in late syphilis: Damage to bone, liver, or skin. CV with aneurysm, with possible rupture, scarring of aortic valve. Neurosyphilis with Infected after 10 th week gestation, increased rate of stillborn or neonatal death. All pregnant women screened on 1 st prenatal visit Congential syphilis
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Table: STI worksheet Risks: lesions and sharing needles.
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