In terms of the relationship between clinical features and types of fungi, the results as follows: usual wax removal leads to fungal disease in external ear canal (p = 0.046), funga; shapes in the ear canal: spherical or filamentous fungi caused by three species Aspergillus niger or Candida albican or Candida parasilosis (p = 0.000), fungal color: white with black spots caused by Aspergillus niger (p = 0.000).