Endovenous ablation is contraindicated or relatively unsuitable when venous anatomy precludes catheter-based treatment, specifically: aneurysmal dilation of the GSV close to the saphenofemoral junction, subcutaneous location of truncal veins above the saphenous fascia and close to the skin, and significant tortuosity of the GSV or SSV. [1] In these scenarios, high ligation and stripping is recommended as the preferred alternative (grade 1 strong recommendation

Study finds no increased risk of COVID-19 vaccination in pregnancy. (n.d.). Retrieved October 4, 2021, from https://www.gavi.org/vaccineswork/study-finds-no-increased-risk-covid-19-vaccination-pregnancy

Sansone, A., Mollaioli, D., Ciocca, G., Limoncin, E., Colonnello, E., Vena, W., & Jannini, E. A. (2020). Addressing male sexual and reproductive health in the wake of COVID-19 outbreak. Journal of Endocrinological Investigation, 1–9. https://doi.org/10.1007/s40618-020-01350-1

Nepogodiev, Dmitri, James C. Glasbey, Elizabeth Li, Omar M. Omar, Joana FF Simoes, Tom EF Abbott, Osaid Alser, et al. ‘Mortality and Pulmonary Complications in Patients Undergoing Surgery with Perioperative SARS-CoV-2 Infection: An International Cohort Study’. The Lancet 0, no. 0 (29 May 2020). https://doi.org/10.1016/S0140-6736(20)31182-X.