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Hemoglobin is a protein in red blood cells. A hemoglobin test can be done as part of a routine checkup to screen for problems and or because a child isn't feeling well.
Liver function tests can help doctors see if the liver has been damaged. They also can help diagnose infections and monitor medications that can cause liver-related side effects.
This test is often used to evaluate the cause of hypoglycemia (low blood sugar) or any other conditions related to abnormal insulin production.
Lactate dehydrogenase (also called lactic acid dehydrogenase, or LDH) is an enzyme found in almost all body tissues. The LDH test is generally used to screen for tissue damage.
In babies and young kids whose brains are still developing, even a small amount of lead can cause learning disabilities and behavioral problems. A lead test can determine the amount of lead in the blood.
A lipase test may be done if a child has signs of a problem with the pancreas, such as belly pain, nausea, or vomiting.
Doctors do this test to assess blood levels of magnesium, which helps the muscles and nerves function, the heart maintain normal rhythm, the bones stay strong, and the body process energy and make proteins.
Doctors may order a phosphorus blood test to help diagnose or monitor kidney disorders, calcium and bone problems, or other conditions.
Doctors may order a blood test for valproic acid, an anticonvulsant drug prescribed mainly to prevent seizures, to monitor how well the liver is processing the medication.
Taking care of a chronically ill child is one of the most draining and difficult tasks a parent can face. But support groups, social workers, and family friends often can help.