People concerned about their thyroid functioning can visit their primary care doctors to discuss their concerns and have their thyroid levels checked through blood tests, explains WebMD. Tests are available to test thyro... More » Health Diagnostics & Imaging

High levels of thyroid indicate hyperthyroidism, a condition whereby the thyroid gland produces too much thyroid hormone, according to WebMD. The most common cause of this is Grave's disease, which tends to be hereditary... More »

Symptoms of overactive thyroid, or hyperthyroidism, include double vision, bulging eyes, hair loss, heart arrhythmia, goiter, muscle weakness and rapid heartbeat, states WebMD. These symptoms are often unclear and can al... More »

Monoclonal gammopathy is a condition that causes IgG kappa monoclonal protein to appear in blood tests, according to HealthTap doctors. Monoclonal gammopathy may develop into a more serious illness, including multiple my... More » Health Diagnostics & Imaging

Normal levels for CA 19-9 blood tests are under 37 units per milliliter, states University of Rochester Medical Center. Higher results sometimes indicate pancreatic, liver, gallbladder, lung, colon or stomach cancer. Abn... More » Health Diagnostics & Imaging

Depending on a patient's specific symptoms, doctors can order different blood tests to determine if a chemical imbalance is due to issues associated with the production levels of certain hormones. Hormones are chemicals ... More »

Patients should expect a physician or medical professional to gather medical history such as vaccinations, lifestyle behaviors and concerns about ailments during a free physical exam, explains WebMD. Physicians also chec... More »