Quality of Life Questionnaire and Disease Severity Scale

Inclusion Criteria: * presence of PVV; * completed Patient Informed Consent Form; * age from 18 to 70 years; * ability to understand and answer the questions of the proposed questionnaire. Exclusion Criteria: * absence of confirmed PVV; * lack of Patient Informed Consent Form; * under the age of 18 or over 70 years old; * pregnancy at any stage and 12-month postpartum period; * presence of a gynecological or other concomitant (urological, neurological, procto-logical, etc.) significant pathology that has similar clinical symptoms with CPVD and re-quires specific treatment; * presence of severe concomitant gastrointestinal or hematopoietic system pathology, terminal stages of cardiovascular, respiratory, renal and hepatic failure, stage IV malignant tumor, obliterating diseases of lower limbs arteries; * dementia and other mental disorders that limit the ability to understand the essence of the research, fill out Patient Informed Consent Form and answer the questionnaire