Case ReportA rare case of waxing and waning supraclavicular swelling due tointernal jugular vein saccular varix in a 79-year-old male with chronicobstructive pulmonary disease. Indian Journal of Case Reports, [S. l.], v. 12, n. 7, 2026. DOI: 10.32677/ijcr.v12i7.8276. Disponível em: https://mansapublishers.com/ijcr/article/view/8276. Acesso em: 29 jul. 2026.