How is vulvar leukoplakia treated?

Patient's question:

Detailed medical condition and consultation purpose: Vulvar itching, physical examination revealed decreased pigmentation around the clitoris, about the size of a soybean. Consultation for diagnosis and treatment.
Duration and course of the current illness: Over 1 year since onset.
Current general condition: No significant progression of the condition.
Medical history: No previous health issues.
Previous diagnoses and treatment history and outcomes: None.
Ancillary tests: None.
Other: None.

Doctor's answer:

Hello, treatment of leukoplakia of the vulva
Medication treatment: Local application of hormone drugs, local injection of anaerobic rods, and traditional Chinese medicine treatment, etc.
　　Physical therapy: Microwave therapy, carbon dioxide laser, helium-neon laser, BOM light, high-frequency electric knife, local electrocautery treatment, and local cryotherapy with liquid nitrogen, etc.
　　Surgical treatment: Simple vulvectomy, vulvectomy combined with skin grafting.