Potassium chloride solution extravasation injury – Full Text
"The mixture of potassium chloride (10%, 50 mL) and sodium chloride (0.9%, 10 mL) was infused at a rate of 6 mL/h. However, the patient developed purplish swelling along the site of the cannula, which was not noted until half of the infusion was given" Ma and Wang (2025).