metaphyseal cupping

Rickets

Definition

 

Rickets

- paediatric disorder characterised by deformity and growth retardation

- secondary to defective mineralisation of the growth plate

 

Osteomalacia

- adult disorder

- defective mineralisation of osteoid

 

Physiology

 

Generation of Vit D

 

Vitamin D3 ingested and absorbed

- activated by sunlight