Read the finding
Endocrine · Pattern recognition
Calcium & bone profile
6 findings. Cover the answers and work down the list — then flip it and predict the finding from the diagnosis.
High Ca, low PO4, high/normal PTHPrimary hyperparathyroidism
High Ca, LOW (suppressed) PTHMalignancy (PTHrP / mets / myeloma)
Low/normal Ca, low PO4, very high ALP, high PTHOsteomalacia
Normal Ca, normal PO4, normal ALPOsteoporosis
Normal Ca, normal PO4, ISOLATED very high ALPPaget disease of bone
Low Ca, high PO4, low PTHHypoparathyroidism