Is This A Fungal Infection ( Wart ) And If
Regarding a wart
Hello and welcome to ask a doctor service. I have gone through your query and viewed the image.
It is wart- caused by a virus (Human Papilloma Virus). You may try salicylic acid and lactic acid lotion e.g Wartnil.
Hope I have answered your query. Let me know if you need any more assistance