what is the reason behind skin growth in uterus

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well skin is not growth inside uterus and may only in rare tumers as teratoma but you may mean on your vaginal outline labia majora and minora there is different causes such as ?
1.wrinkle skin came with increase age 
2.inherited causes 
3.microbiology infection such as warts and ulcers 
4.vaginal malformation and deformit 
in general treatment need gynacological cosultations and plastic surgery by 
1.surgical excision 
2.laser therapy 
3.cryotherapy 
4.for infection we use acyclovir as antiviral mcoheal as antifungaland clindacin as antibacterial 
What are the investigation ?
1.pap smear 
2,true cut biobsy 
3.histopatholoy for giobsy 
4.derma and plaastic surgery consultation