豕草属：一年生杂草，产生大量风播花粉而引起大量枯草热；美洲豕草(A.artemisiaefolia)为普通即小豕草，高豕草(A.trifida)则为巨型大豕草- pneumomediastinogram
- pneumomediastinum
- pneumomediastiography
- pneumomelanosis
- pneumometer
- pneumomycosis
- pneumomyelography
- pneumonectasia
- pneumonectasis
- pneumonectomy
- pneumonedema
- pneumonemia
- pneumonere
- pneumonia
- pneumonic
- pneumonitis
- pneumono-
- pneumonocele
- pneumonocentesis
- pneumonocirrhosis
- pneumonococcus
- pneumonoconiosis
- pneumonocyte
- pneumonoenteritis
- pneumonograph