The US Senate has sole authority to hold impeachment trials. If the House vote passes by a simple majority, the defendant is impeached, and the United States (Supreme Court) must preside over the Senate trial of the President.
How does one rule out other possible causes of the positive tTG blood test? We rule out other causes of elevated tTG by evaluating the other known possible causes, such as liver diseases or the concomitant presence of other autoimmune disorders. If those have been ruled out, the next likely cause is that you are not living 100% gluten-free.
That's why some celiac disease experts advise performing all the tests togetherâyou can get a more complete picture that way. In some cases, people who have type 1 diabetes, thyroid disease, and autoimmune liver disease test positive on one of these tests, the tTG-IgA test, due to their other conditions. tTG stands for tissue transglutaminase, an enzyme normally present in the intestines.