ALB and osteoporosis: This screening includes serum calcium, albumin, creatinine, TSH, and 25(OH)vitamin D in all patients, with additionally upon clinical indication, e.g., severe osteoporosis/multiple fractures/fractures at a young age, ESR, M-protein electrophoresis, serum phosphate, alkaline phosphatase, testosterone in male individuals ≤ 70 years of age.