Sahin, Sevtap HekimogluKaya, GayeKoyuncu, OnurPamukcu, Zafer2024-06-122024-06-1220081301-3149https://hdl.handle.net/20.500.14551/19602Percutaneous cannulation of the internal jugular vein is widely used for central venous cannulations. Horner's syndrome may develop as a rare complication of internal jugular vein cannulation. We presented a 47-year-old female patient who developed Horner's syndrome one day after uncomplicated internal jugular venous cannulation, which was accompanied by miosis, ptosis, and anisocoria. The symptoms improved within a week.trinfo:eu-repo/semantics/closedAccessCatheterization, Central Venous/Adverse EffectsHorner Syndrome/EtiologyJugular VeinsSyndrome SecondaryCannulationComplicationsArticle2517981N/AWOS:000257677200016