• jordanlund@lemmy.world
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    1 year ago

    Tendons don’t show up on xrays.

    Tore my achilles tendon, doc needed to do an MRI. Insurance company wouldn’t authorize an MRI without an xray first even though literally everyone else knew they don’t show up on xrays.

    • acockworkorange@mander.xyz
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      3 months ago

      Protein. Bones are made of mostly collagen, with calcium nodules to act as rigidity-giving bricks. Babies have yet to calcify a lot of their skeleton. It’s only in puberty we finally calcify it all, thus finishing growth.