What Causes Stomach Bloating And Pain In Rib Cage?

Hello I have a really bad bloated stomach lots of pain in the midsection more in the mail and down to the right of my rib cage I m diabetic I have have a kidney I will muscle disease metallic taste in my mouth I have a burning is a Seshan of the tip of my tongue but has not gone away so I can t taste anything especially because of the metal taste in my mouth