Lost 30 pounds in three months nausea every time, they still can’t diagnose me?

Been to 2 GI docs & internist had blood tests, HIDA, ultrasound CT abdominal scan CT angiogram of the abdomen colonoscopy… He could not get all the way past the first curve even with pediatric instruments so had G.I. bariatric enema, stomach emptying test and they still can’t tell me anything the CT showed right kidney atrophy …atelectasis of lower right lung. Symptoms are lost 30 pounds in three months nausea every time I eat quickly full cannot eat barely anything anymore get sick every time i Eat, heightened sense of smell extreme exhaustion hiccups belching, changes recently… I have severe thyroid hormone resistant disease . They still can’t diagnose me and I’ll getting sicker and I’m sick all the time it’s debilitating