…tension lines and make it long enough — as a rule of thumb, along the whole length of the abscess or at least half its diameter…

…spicules are left behind — which is the commonest cause of recurrence. Indications Condition Procedure : : Acute paronychia with fluctuance or visible pus Incision and drainage Acute…

…liver, lung or vessel lies in the path of the needle. Access Puncture site Direction Comment : : : : Subxiphoid 1–2 cm below and to the left

…is because it does not ensure complete drainage of the pericardium, and needles or catheters are at risk of bending or damage during chest compressions…

…Scan the left lower quadrant. Confirm at least 2–3 cm of free fluid depth with no bowel in the path of the needle and…

…and the drainage is stopped for coughing, chest pain, or when the volume limit is reached. Indications Diagnostic aspiration: a new pleural effusion of unclear…

…a needle due to reduced risk of injury. Thoracostomy should be performed promptly following needle decompression. Thoracostomy with drainage typically serves as a stabilizing intervention…

…equipment A laryngeal mask of the correct size plus one size above and one below. Second generation masks with a separate drainage channel (i gel…

…of the opening pressure in suspected idiopathic intracranial hypertension. Therapeutic drainage in idiopathic intracranial hypertension and in assessment before shunt surgery. Contraindications Clinical signs of…

…impairment or a large residual volume. A need for accurate measurement of urine output in a critically ill patient. Perioperatively and postoperatively in longer procedures…