Previously Undiagnosed Hypophosphatemic Rickets Presenting Like Ankylosing Spondylitis in Adulthood: A case report.

Hypophosphatemic rickets (HR) is a metabolic bone disease manifesting with a wide variety of musculoskeletal symptoms. Sometimes it can mimic rheumatic diseases; also, it can be seen in the course of rheumatic diseases. In this paper, a 35-years old female patient, previously undiagnosed case of HR presenting first as Ankylosing Spondylitis will be discussed.