Osteomalacia & Rickets:
Vitamin D deficiency
From -insufficient dietary intake, lack of sun exposure, malabsorption, and defective metabolism
Impaired mineralisation of bone during childhood.
Usually have bone pain, deformity (eg genu valgum, coxa vara), fractures, muscle weakness
“Soft bones” from impaired deposition of hydroxyapatite in mature bone
Pain, deformity – especially in long bones and pelvis