•Vaginal adenosis is a non-obligate pre-cursor for vaginal clear cell carcinoma.•Vaginal adenosis is rare and presents with a variety of signs and symptoms.•Unclear link between adenosis and carcinoma without diethylstilbestrol exposure.•Surveillance with physical examinations, imaging and biopsies is recommended.
Keywords: Adenosis; Clear cell adenocarcinoma; Gastric-type.
© 2020 The Authors.