Yep, "tmv", said it...you sound like urinary tract infection, just like humans..give your vet a call...
Welcome to the site, you'll be receiving many loving pet owners suggestions here, great people, so check in w/ us and keep us posted...much luck to you and yours...
Yes, it sounds like she could have an urinary tract infection. Antibiotics from the vet will be needed. Hope she gets better soon.