…Ultrasound also shows the depth of the cavity and its distance to vessels. Contraindications and when to involve a surgeon The following locations must not…

…commonest cause of recurrence. Indications Condition Procedure : : Acute paronychia with fluctuance or visible pus Incision and drainage Acute paronychia without pus formation Antibiotics and soaks…

…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…

…the only absolute indication, and always urgent. A large pericardial effusion with symptoms despite medical treatment. Diagnostic drainage in suspected purulent pericarditis, tuberculosis or malignancy…

…Pneumothorax is characterized by the presence of free air in the thoracic cavity. While this can occasionally be benign and manifest even in healthy individuals…

…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…

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

…of dementia with biomarkers (amyloid, tau, phospho tau). Measurement of the opening pressure in suspected idiopathic intracranial hypertension. Therapeutic drainage in idiopathic intracranial hypertension and…

…sheath, and a cell count plus albumin on the sample. Indications Diagnostic paracentesis: Newly detected ascites — always. Every admission of a patient with known ascites…

…catheter is not easier to pass. With a difficult passage it is the shape of the tip and the technique that matter, not the calibre…