Thoracostomy

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Surgical procedure to drain the pleural space

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Thoracostomy is a surgical procedure that involves the insertion of a tube into the pleural cavity to drain air, fluid, or pus from the pleural space. This procedure is commonly performed to treat conditions such as pneumothorax, pleural effusion, and empyema.

Indications

Thoracostomy is indicated in several medical conditions, including:

• Pneumothorax: The presence of air in the pleural space, which can cause the lung to collapse.
• Pleural effusion: The accumulation of fluid in the pleural space.
• Hemothorax: The accumulation of blood in the pleural space.
• Empyema: The accumulation of pus in the pleural space due to infection.
• Chylothorax: The accumulation of lymphatic fluid in the pleural space.

Procedure

The procedure is typically performed under local anesthesia, although general anesthesia may be used in certain cases. The steps involved in a thoracostomy include:

1. The patient is positioned, usually in a semi-upright position.
2. The insertion site is identified, often in the mid-axillary line between the fourth and fifth ribs.
3. The area is cleaned and sterilized.
4. Local anesthesia is administered to numb the area.
5. A small incision is made, and a trocar or chest tube is inserted into the pleural space.
6. The tube is connected to a drainage system to allow air, fluid, or pus to be evacuated.
7. The tube is secured in place and the incision is closed with sutures.

Complications

While thoracostomy is generally safe, potential complications can include:

• Infection at the insertion site
• Bleeding
• Injury to the lung or other nearby structures
• Persistent air leak
• Re-expansion pulmonary edema

Post-procedure Care

After the procedure, the patient is monitored for signs of complications. The chest tube remains in place until the underlying condition is resolved, and follow-up chest X-rays are often performed to ensure proper lung re-expansion.

See also

• Thoracotomy
• Pleurodesis
• Chest tube
• Pleural cavity