Dear friend what you have explained seems to be possibly Genital molluscum or Genital Wart ( may itch) in any case you will have to see a dermatologist in person and get evaluation and treatment done. There are different options for treatment like chemical ablation/ laser ablation / or electro ablation or cryotherapy. Regards.
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Disclaimer: The suggestion and recommendation is purely based on the description provided and may not be 100% accurate.