Screening with BTMs (IMAGE) International Osteoporosis Foundation Caption This is an algorithm for the assessment of adherence to oral bisphosphonates based on the measurement of CTX and/or PINP. Credit © Osteoporosis International Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.