Overview
Definition
Inadequate levels of Vitamin D.
Epidemiology
Varies globally. Often age and lifestyle dependent.
Etiology & Risk Factors
- Lack of sun exposure, malabsorption, renal failure.
Clinical Symptoms
- Muscle weakness
- bone pain.
Clinical Approach
Diagnosis
- Low 25-hydroxyvitamin D levels.
Management
- Vitamin D supplementation (Cholecalciferol).
Complications
- Rickets (children)
- Osteomalacia (adults)
- Osteoporosis.