19 months, what if the baby sometimes walks on tiptoe?

The baby's condition is not normal The eight characters indicate that they are called sharp feet when they grow up, which is caused by natural leg muscle tension or hypoxic-ischemic encephalopathy. But the correction method can be: help the baby move his ankle, hold the baby uphill and practice climbing to the hospital to test trace elements and bone alkaline phosphatase for the baby to see if there is calcium deficiency.