Paroxysmal nocturnal dyspnoea
Paroxysmal nocturnal dyspnea or paroxysmal nocturnal dyspnoea (PND) is an attack of severe shortness of breath and coughing that generally occurs at night. It usually awakens the person from sleep, and may be quite frightening.
Source: Wikipedia — Paroxysmal nocturnal dyspnoea (CC BY-SA 4.0)