After sealing an open chest wound, what should you do if the patient shows increased respiratory distress?

When a patient exhibits increased respiratory distress after sealing an open chest wound, partially removing the dressing is the correct course of action. This step is crucial because the initial sealing of the wound may have created a situation where air is trapped in the pleural space, leading to a tension pneumothorax. By partially removing the dressing, you are allowing trapped air to escape, which can relieve pressure on the affected lung and improve the patient's breathing.

The scenario involves managing a potential complication that could arise from improper treatment of an open chest wound. It's important to closely monitor the patient's condition and ensure that the dressing does not impede respiration further. This intervention can stabilize the patient while preparing for more advanced medical care.

While other options like calling for a paramedic ambulance or rapid transport are essential parts of the emergency response process, they do not address the immediate issue of respiratory distress. Ventilatory assistance may be necessary if the patient is unable to breathe adequately, but the first step should be to address any air trapping caused by the dressing.