❇️ Types of Catheters & Their Indications: ▶️ Foley catheter Used for bladder drainage in urinary retention and for accurate urine output monitoring. The balloon anchors the catheter inside the bladder. ▶️ Central venous catheter (CVC) Inserted commonly into the internal jugular vein. Used in ICU settings for central venous pressure monitoring, administration of vasopressors, total parenteral nutrition, and long-term intravenous medications. ▶️ Dialysis catheter Placed preferably in the internal