Firstly, the patient needs to clarify whether the hard lump in the earlobe and the itchy earlobe are caused by the same factor.
If the symptoms are caused by different factors, it is presumed that the patient may have a skin condition and will need to see a doctor for histopathological examination to confirm the diagnosis.
If the symptom is caused by the same factor, it is presumed to be a dermatomycosis with a bacterial infection.