Nasopharyngeal angiofibroma is a benign tumor originating from nasopharynx easily occurring in male puberty. Because the tumor contains abundant blood vessels and is easy to bleed, it is also known as "male hemorrhagic nasopharyngeal angiofibroma".NA
[ Clinical Types]
1.Before Nasopharyngeal type
The tumor invaded the nasal cavity, ethmoid sinus and superior collar sinus.
2. Nasal swallow type
The tumor invaded the soft palate and even reached the mouth.
3.On the Nasopharyngeal type
Tumor invasion and sinus , orbital cranial fossa , cranial fossa .
4.Nasopharyngeal lateral type
The tumor invaded pterygopalatine fossa and infratemporal fossa.