Cervicitis

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cervicitis cervix inflammation clinical photo or histology

A clinical photograph of a cervix, specifically demonstrating signs of acute cervicitis. The image captures the cervical os and the surrounding ectocervix. The central pathological feature is a prominent, intensely erythematous and friable-looking area concentrated around the cervical opening, characteristic of cervical ectopy or inflammation. The texture in the central region appears raw, irregular, and possibly ulcerated, with deep red saturation. At the periphery of this erythematous lesion, there are multiple small, whitish-yellow spots or raised bumps, which may represent Nabothian cysts or follicular cervicitis findings. The surrounding healthy ectocervical tissue displays a normal pale pink hue and smoother texture. This visual serves as an educational tool for identifying inflammatory gynecological conditions during a pelvic examination, illustrating the distinction between normal squamous epithelium and inflamed columnar epithelium or eroded lesions.

A clinical photograph of a cervix, specifically demonstrating signs of acute cervicitis. The image captures the cervical os and the surrounding ectocervix. The central pathological feature is a prominent, intensely erythematous and friable-looking area concentrated around the cervical opening, characteristic of cervical ectopy or inflammation. The texture in the central region appears raw, irregular, and possibly ulcerated, with deep red saturation. At the periphery of this erythematous lesion, there are multiple small, whitish-yellow spots or raised bumps, which may represent Nabothian cysts or follicular cervicitis findings. The surrounding healthy ectocervical tissue displays a normal pale pink hue and smoother texture. This visual serves as an educational tool for identifying inflammatory gynecological conditions during a pelvic examination, illustrating the distinction between normal squamous epithelium and inflamed columnar epithelium or eroded lesions.

This figure presents two axial contrast-enhanced CT scans of the female pelvis demonstrating imaging features of cervicitis. 

Image A illustrates acute cervicitis in a patient with lower abdominal pain. Key findings include an enlarged and edematous uterine cervix (white arrow) exhibiting prominent enhancement. Associated inflammatory changes are visible in the surrounding tissue, specifically fat stranding within the parametrium and perirectal spaces (indicated by asterisks). 

Image B demonstrates cystic cervicitis. The uterine cervix contains multiple small, round cystic lesions (white arrow) characterized by heterogeneous attenuation, which can be seen in the context of hemorrhage or infected mucoid material. There is also a slight haziness of the adjacent pelvic fat (asterisk), reflecting localized inflammation. 

These images serve as educational examples of how pelvic inflammatory disease (PID) can manifest in the cervix on cross-sectional imaging, highlighting cervical edema, cystic transformation, and secondary infiltration of the surrounding pelvic fat planes.

This figure presents two axial contrast-enhanced CT scans of the female pelvis demonstrating imaging features of cervicitis. Image A illustrates acute cervicitis in a patient with lower abdominal pain. Key findings include an enlarged and edematous uterine cervix (white arrow) exhibiting prominent enhancement. Associated inflammatory changes are visible in the surrounding tissue, specifically fat stranding within the parametrium and perirectal spaces (indicated by asterisks). Image B demonstrates cystic cervicitis. The uterine cervix contains multiple small, round cystic lesions (white arrow) characterized by heterogeneous attenuation, which can be seen in the context of hemorrhage or infected mucoid material. There is also a slight haziness of the adjacent pelvic fat (asterisk), reflecting localized inflammation. These images serve as educational examples of how pelvic inflammatory disease (PID) can manifest in the cervix on cross-sectional imaging, highlighting cervical edema, cystic transformation, and secondary infiltration of the surrounding pelvic fat planes.

This diagnostic ultrasound image utilizes Color Doppler imaging to visualize the cervix and endocervical canal in a patient diagnosed with Pelvic Inflammatory Disease (PID). The visual demonstrates 'Grade 4' vascularity, which represents the highest clinical category of cervical hypervascularization. The image shows an intense and dense distribution of color Doppler signals (ranging from red to bright yellow) that are spread throughout the entire endocervix and within the endocervical canal. This reticular and confluent pattern of vascular spots signifies severe inflammation and associated angiogenesis within the cervical stroma. Anatomically, the surrounding hypoechoic region represents the cervical tissue, while the central linear echo marks the endocervical canal. This imaging finding is a critical sonographic marker for severe cervicitis, often correlating with decreased Pulsatility Index (PI) and Resistance Index (RI) values during spectral Doppler analysis.

This diagnostic ultrasound image utilizes Color Doppler imaging to visualize the cervix and endocervical canal in a patient diagnosed with Pelvic Inflammatory Disease (PID). The visual demonstrates 'Grade 4' vascularity, which represents the highest clinical category of cervical hypervascularization. The image shows an intense and dense distribution of color Doppler signals (ranging from red to bright yellow) that are spread throughout the entire endocervix and within the endocervical canal. This reticular and confluent pattern of vascular spots signifies severe inflammation and associated angiogenesis within the cervical stroma. Anatomically, the surrounding hypoechoic region represents the cervical tissue, while the central linear echo marks the endocervical canal. This imaging finding is a critical sonographic marker for severe cervicitis, often correlating with decreased Pulsatility Index (PI) and Resistance Index (RI) values during spectral Doppler analysis.

This diagnostic image is a transvaginal color Doppler ultrasound of the cervix in a 22-year-old patient with Pelvic Inflammatory Disease (PID). The image demonstrates Grade 3 cervical vascularity. The grayscale ultrasound shows a sagittal view of the cervix with heterogeneous echogenicity and a clearly visible elongated endocervical canal. The color Doppler overlay reveals multiple prominent vascular spots concentrated within the endocervical canal. These red signals indicate significant blood flow, appearing in a branching and clustered distribution rather than a diffuse pattern throughout the entire stroma. The increased vascularity within the canal is a characteristic finding of acute cervicitis and cervical hyperemia associated with inflammatory conditions. This visualization is used to assess the severity of inflammation and differentiates between simple and complex cervicitis based on the extent of angiogenesis and vessel distribution patterns.

This diagnostic image is a transvaginal color Doppler ultrasound of the cervix in a 22-year-old patient with Pelvic Inflammatory Disease (PID). The image demonstrates Grade 3 cervical vascularity. The grayscale ultrasound shows a sagittal view of the cervix with heterogeneous echogenicity and a clearly visible elongated endocervical canal. The color Doppler overlay reveals multiple prominent vascular spots concentrated within the endocervical canal. These red signals indicate significant blood flow, appearing in a branching and clustered distribution rather than a diffuse pattern throughout the entire stroma. The increased vascularity within the canal is a characteristic finding of acute cervicitis and cervical hyperemia associated with inflammatory conditions. This visualization is used to assess the severity of inflammation and differentiates between simple and complex cervicitis based on the extent of angiogenesis and vessel distribution patterns.

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I now have comprehensive data from Harrison's 22e, Goldman-Cecil, Robbins Pathology, and Berek & Novak's Gynecology. Let me compose the full answer.

Cervicitis

Definition

Cervicitis is inflammation of the cervix, most commonly involving the columnar epithelium of the endocervix (endocervicitis). It can be classified as infectious or noninfectious, though the distinction is often difficult because of normal vaginal flora. The most clinically important form is mucopurulent cervicitis (MPC).

Anatomy of Relevance

The cervix is lined by two epithelial types:
  • Ectocervix - stratified squamous epithelium (continuous with vaginal epithelium)
  • Endocervix - columnar glandular epithelium
The transformation zone (squamocolumnar junction) is where squamous metaplasia occurs and is the most susceptible site for both STI and HPV-related neoplasia.
Pathogens target specific epithelium:
  • N. gonorrhoeae and C. trachomatis - infect glandular (columnar) epithelium only
  • Trichomonas vaginalis, Candida, HSV - infect squamous ectocervical epithelium

Etiology / Causative Organisms

OrganismNotes
Chlamydia trachomatisMost common STI cause; up to 40-50% of cervicitis cases; majority asymptomatic
Neisseria gonorrhoeaeInfects columnar epithelium; concurrent treatment always considered
Mycoplasma genitaliumDetected in 10-30% of clinical cervicitis; emerging STI
HSV-2Produces ulcerative lesions on ectocervix AND endocervix; unique among STI causes
Trichomonas vaginalisEctocervical involvement
Ureaplasma urealyticumAssociated but less clearly causative
Bacterial vaginosis floraBV organisms (anaerobes, G. vaginalis) can elicit cervical inflammation
No organism identified~50% of MPC cases have no identifiable microbiologic etiology even with NAATs
- Harrison's Principles of Internal Medicine, 22e
Organisms detected in mucopurulent cervicitis - pie chart showing CT, GC, MG, HSV, and "No organism" (largest segment)

Clinical Features

Symptoms:
  • Abnormal vaginal discharge (mucopurulent, yellow/green)
  • Intermenstrual vaginal bleeding
  • Postcoital bleeding
  • Dysuria
  • Dyspareunia (pain during intercourse)
  • Many cases (especially chlamydial) are entirely asymptomatic
Signs on pelvic examination:
  1. Yellow mucopurulent discharge from the cervical os (visualized on cotton swab against white/black background) - the hallmark sign
  2. Endocervical bleeding easily induced by gentle swabbing
  3. Edematous cervical ectopy - darker red columnar epithelium visible on the ectocervix
  4. Cervical tenderness on bimanual examination
MPC has been called the "silent partner" of urethritis in men - equally common, but harder to recognize clinically.
Clinical photo of acute cervicitis showing intense erythema and friability around cervical os

Diagnosis

Laboratory workup:
  1. NAAT (Nucleic Acid Amplification Test) - gold standard for N. gonorrhoeae and C. trachomatis; always indicated in MPC evaluation
  2. Gram stain of endocervical mucus:
    • ≥20 PMNs per 1000x field within cervical mucus strands = endocervicitis
    • Intracellular gram-negative diplococci = presumptive gonorrhea (specific but only ≤50% sensitive)
    • Negative for diplococci = presumptive chlamydial cervicitis
  3. Wet prep / vaginal pH - evaluate for concurrent BV and Trichomonas
  4. NAAT for M. genitalium in cases with persistent symptoms after standard therapy
  5. Consider HSV PCR if ulcerative lesions are seen
- Berek & Novak's Gynecology; Harrison's 22e
CT scan showing acute cervicitis (cervical edema, parametrial stranding) vs cystic cervicitis

Treatment

Empiric Treatment Approach

Empiric therapy is appropriate while awaiting NAAT results, especially in:
  • Age <25 years
  • New or multiple sexual partners
  • Unprotected sex
  • Poor follow-up expected

Regimens (per Goldman-Cecil and Harrison's 22e):

Chlamydia trachomatis:
  • Doxycycline 100 mg orally twice daily x 7 days (preferred)
  • OR Azithromycin 1 g orally single dose
Neisseria gonorrhoeae (when detected or high-risk population):
  • Ceftriaxone 500 mg IM single dose (note: current dosing per CDC 2021 guidelines - increased from 250 mg)
  • Fluoroquinolones are NO longer recommended due to widespread resistance
  • Cefixime no longer a first-line regimen
Mycoplasma genitalium:
  • Azithromycin (first-line) - but resistance is rising
  • Moxifloxacin 400 mg once daily x 7 days (if azithromycin resistance suspected or persistent infection)
  • Doxycycline alone frequently fails
Concurrent BV: Must be treated simultaneously, otherwise cervicitis symptoms persist.
Partner treatment: All sexual partners must receive equivalent treatment regardless of their test results.
- Goldman-Cecil Medicine; Berek & Novak's Gynecology; Harrison's 22e

Complications

ComplicationMechanism
Pelvic Inflammatory Disease (PID)Ascent of organisms from endocervix → endometritis → salpingitis → peritonitis
Tubo-ovarian abscessSevere PID extension
Ectopic pregnancyTubal scarring from salpingitis
InfertilityTubal damage
Obstetric complicationsPreterm labor, low birthweight, miscarriage in pregnancy
Neonatal chlamydiaNeonatal conjunctivitis (~20-40%), neonatal pneumonia (~10-20%)
Increased HIV susceptibilityCervical ectopy and inflammation facilitate HIV entry

Cervical Ectopy vs. Cervicitis

Cervical ectopy (often mislabeled "cervical erosion") can be confused with infectious endocervicitis. Key distinction:
  • In ectopy: cervical os contains clear or slightly cloudy mucus (not yellow mucopus)
  • Colposcopy shows intact epithelium
  • Ectopy is physiological, common in adolescence/early adulthood and OCP users
  • Cauterization of ectopy is not warranted
  • Ectopy may increase susceptibility to gonorrhea, chlamydia, and HIV
- Harrison's Principles of Internal Medicine, 22e

Key Pearls

  • ~50% of MPC cases have no identifiable organism even with NAATs
  • C. trachomatis is the most common identified cause (~40-50% of STI clinic cases)
  • HSV is unique in causing ulcerative ectocervical lesions unlike other STI agents that cause mucopurulent endocervicitis
  • MPC is a risk factor for ascending infection (PID) and obstetric complications in pregnancy
  • BV is commonly co-present and must be treated to prevent symptom persistence
  • Fluoroquinolones are no longer appropriate for gonococcal cervicitis
Sources: Robbins & Kumar Basic Pathology; Harrison's Principles of Internal Medicine, 22e; Goldman-Cecil Medicine; Berek & Novak's Gynecology
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