BACKGROUND: X-linked hypophosphataemic rickets is an X-linked dominant disorder that is secondary to renal phosphate-wasting. Genu varum and/or genu valgum have been described as the most common deformities in patients with hypophosphataemic rickets. Windswept deformity. which is valgus deformity in one knee and varus deformity in the other. https://jalyttlers.shop/product-category/cake-stand/