Final answer:
The diagnosis is Candida vaginitis, which is an inflammation of the vagina caused by Candida albicans. Symptoms include itching, burning, white, curd-like discharge, and vulvar erythema. Treatment involves antifungal medication.
Step-by-step explanation:
The diagnosis based on the symptoms described is Candida vaginitis. Vaginitis is an inflammation of the vagina that can be caused by different microorganisms. Candida albicans is a common cause of vaginal yeast infections. Symptoms include itching, burning, white, curd-like discharge, and vulvar erythema. The diagnosis can be confirmed by a KOH test which shows positive pseudohyphae and a pH<4.5. Treatment typically involves antifungal medications.