Symptoms. Symptoms can be difficult to notice or recognize at times. Most of the time, triglycerides will be determined through a cholesterol test that measures lipids. Some people find that their triglyceride levels are genetic and they do show some symptoms. Fatty deposits can start appearing directly under the skin. Other people have shown pain in the stomach area that can either subside or remain chronic. Still others have shown cold and flu symptoms like a fever, nausea leading to vomiting and loss of appetite. The final symptom some people see is pancreatitis.