What causes a dry skin patch around ankles?

A dry skin patch around the ankles can be caused by several factors, including eczema, psoriasis, or contact dermatitis. Environmental factors like cold weather, low humidity, or exposure to irritants can also contribute. Additionally, conditions such as athlete's foot or fungal infections may lead to dryness and irritation in that area. It's important to consult a healthcare professional for an accurate diagnosis and appropriate treatment.