 [ Symptoms ] my doctor diagnosed the pain in my foot as tendonitis no xrays were taken and i am questioning if that is the problem the pain comes and goes and is intense when it starts the vein on top of my foot to my ankle bulges the pain is mostly in the top of my foot from my big toe to my ankle and hurts when i am just sitting [ Disease ] your mother may be experiencing constipation a primary care doctor can evaluate her symptoms and do a physical exam there are many possible causes of constipation some common causes are a medication side effect dehydration from inadequate water intake and thyroid problems here is a link to an article about constipation <link> take care