Confusable diagnoses · PANCE / PANRE

Trichomoniasis vs Atrophic Vaginitis

Trichomoniasis and Atrophic Vaginitis are easy to mix up on the boards. Here's a side-by-side comparison — presentation, workup, imaging, and first-line treatment — drawn from our full outlines.

Trichomoniasis vs Atrophic Vaginitis at a glance

  • Trichomoniasis: Sexually transmitted protozoal infection — frothy yellow-green discharge, strawberry cervix; treat patient and partners.
  • Atrophic Vaginitis: Hypoestrogenic atrophy of vulvovaginal and lower urinary tract tissues.
🔒 Free preview limit reached

Keep comparing — start your free trial

You've used your 2 free previews. Create your free account to see the full Trichomoniasis vs Atrophic Vaginitis comparison — plus all 514 diagnosis outlines, 5,500+ board-style questions, and an AI tutor. Your 7-day free trial includes everything, no credit card required.

Free to start · No credit card · Cancel anytime

Side-by-side comparison

FeatureTrichomoniasisAtrophic Vaginitis
At a glanceSexually transmitted protozoal infection — frothy yellow-green discharge, strawberry cervix; treat patient and partners.Hypoestrogenic atrophy of vulvovaginal and lower urinary tract tissues.
Classic presentationSexually active woman with frothy malodorous discharge, vulvar pruritus, and strawberry cervix on colposcopy or speculum exam.; Frothy, malodorous…Vulvovaginal: dryness, burning, irritation, dyspareunia, postcoital bleeding, loss of lubrication; Urinary: urgency, dysuria, recurrent UTI, urinary…
Workup / key labsNAAT (nucleic acid amplification test) — preferred; high sensitivity/specificity; Wet mount microscopy — motile, pear-shaped flagellated trichomonads (~50-70%…Clinical — typical symptoms and exam findings in a hypoestrogenic patient, with exclusion of infection and dermatoses. Biopsy any suspicious lesion.; Wet…
ImagingNot routinely needed
First-line treatmentWomen: metronidazole 500 mg PO BID × 7 days (CDC 2021 — replaced single 2 g dose for women based on trial data showing lower recurrence with 7-day regimen);…Non-hormonal: long-acting vaginal moisturizers (e.g., polycarbophil/Replens) 2-3x weekly, water- or silicone-based lubricants with intercourse; Continued…

Drill Trichomoniasis vs Atrophic Vaginitis questions on FirstPassPA

Turn this comparison into retention. 5,500+ board-style questions with an AI tutor that explains every answer — free to start, no card required.

Start studying free → Try today's free question

Educational use only. This outline is a study aid for PA students and is not medical advice or a substitute for clinical judgment. FirstPassPA is an independent study tool and is not affiliated with, endorsed by, or sponsored by NCCPA. PANCE® and PANRE® are registered trademarks of the National Commission on Certification of Physician Assistants.