The diagnosis and management of tension pneumothorax. Tension pneumothorax is the progressive build-up of air within the pleural space, usually due to a lung laceration which allows air to escape into the pleural space but not to return. Positive pressure ventilation may exacerbate this 'one-way-valve' effect.
While technically the President cannot declare war without Congress, under the War Powers Resolution of 1973, the President can send troops into combat as long as he informs Câ¦ongress within 48 hours of doing so .
List of United States presidential vetoes - Wikipedia. A regular veto is where the president sends the bill back to congress without signing it and with a statement of objections to the bill. He must do this within ten days of getting the bill, else it becomes law if congress is still in session.