Immediately after a client's thoracentesis on the right side of the chest cavity, the LPN/LVN notices a progressive swelling on the right side of the client's chest and neck. The LPN/LVN identifies which of the following conditions as the MOST likely cause of this swelling?1. Pneumothorax post-thoracentesis.2. Subcutaneous emphysema.3. Lipoma.4. Hematoma formation.