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Table 1 Chronicle of the diagnosis and treatment. HPV, human papillomavirus

From: Malignant transformation of vaginal adenosis to clear cell carcinoma without prenatal diethylstilbestrol exposure: a case report and literature review

Date

Procedures of diagnosis and treatment

Pathological findings

September 1, 2011

Vaginal biopsy

Vaginal adenosis

December 16, 2011

Vulvar biopsy

Chronic inflammation; absence of focal epithelial absence; granulation tissue formation

March 4, 2013

Cytology

A few atypical glandular cells and high-grade squamous intraepithelial lesion

March 4, 2013

High-risk HPV test

Negative

April 10, 2013

Vaginal and cervical biopsy

chronic inflammation; cervical intraepithelial neoplasia of grade I

May 10, 2013

Fractional curettage

Endometrium of late proliferative phase

March 4, 2015

Cytology

Atypical squamous cells: cannot exclude high-grade squamous intraepithelial lesion

March 4, 2015

Vaginal biopsy

Vaginal adenosis; moderate atypical hyperplasia of focal squamous epithelium

December 24, 2015

Cytology

A few atypical gland cells

December 24, 2015

High-risk HPV test

Negative

March 18, 2016

Cytology

Suspicious adenocarcinoma of cervix; atypical squamous epithelial cells of vagina

March 3, 2016

Fractional curettage

A little cervical canal tissue and endometrium of secretory phase

April 15, 2016

Vaginal biopsy

The serous papillary glands with active growth; chronic inflammation

May 4, 2016

Hysterectomy with bilateral salpingoophorectomy, and excision of vaginal lesions

Normal findings except atypical vaginal adenosis in the vaginal wall

May 15, 2017

Cytology

A few atypical gland cells

May 15, 2017

Biopsy of vaginal stump

Serous papillary glands with active growth, which suggested atypical adenosis

August 15, 2017

Excision of vaginal lesions

The mass of mid-anterior vaginal wall was confirmed to be clear cell carcinoma

September 15, 2017

Wide local resection of vaginal lesions

Atypical vaginal adenosis with negative incision margin

July 18, 2018

Biopsy of vulvar ulcer

Chronic inflammation of fibrous tissue and squamous epithelium