Common sexually transmitted infections with their causative organism, hallmark presentation, and first-line treatment tested on USMLE Step 1.
35 cards · basic cards · AI-written, checked twice. Edit anything.
- What is the Gram stain morphology of Neisseria gonorrhoeae?
- Gram-negative diplococci
- What type of discharge is classic for gonorrhea?
- Purulent, thick, yellow-green discharge
- First-line treatment for gonorrhea?
- Ceftriaxone (intramuscular)
- What is notable about the typical presentation of Chlamydia trachomatis infection?
- Often asymptomatic, especially in women
- First-line treatment for Chlamydia trachomatis infection?
- Doxycycline
- Which Chlamydia trachomatis serovars cause lymphogranuloma venereum?
- L1, L2, and L3
- What is the classic clinical progression of lymphogranuloma venereum?
- A small painless genital ulcer followed by painful, matted inguinal lymphadenopathy (buboes)
- Treponema pallidum
- Syphilis
- What is the hallmark lesion of primary syphilis?
- A painless genital chancre
- What is the classic rash distribution in secondary syphilis?
- A maculopapular rash involving the palms and soles
- What are condylomata lata?
- Flat, wart-like lesions seen in secondary syphilis
- What are gummas?
- Granulomatous lesions seen in tertiary syphilis
- What neurologic complication of tertiary syphilis affects the dorsal columns of the spinal cord?
- Tabes dorsalis
- What cardiovascular complication is associated with tertiary syphilis?
- Syphilitic aortitis, which can cause a thoracic aortic aneurysm
- Name the nontreponemal screening tests for syphilis.
- VDRL and RPR