High Alanine Aminotransferase (ALT) Test: Causes, Liver Damage, Fatty Liver, and Meaning
Alanine aminotransferase, usually called ALT, is a liver enzyme measured on routine blood work. A high ALT result means liver cells are irritated, inflamed,...
High Albumin Blood Test: Causes, Dehydration, and Meaning
A high albumin blood test usually means the blood sample was more concentrated than usual, most often from dehydration or fluid loss. Albumin is...
High Albumin/Globulin (A/G) Ratio Test: Causes, Low Globulin, and Meaning
A high albumin/globulin ratio, often written as a high A/G ratio, means the amount of albumin in the blood is high compared with the...
High Alkaline Phosphatase (ALP) Test: Causes, Liver, Bile Duct, Bone, and Meaning
High alkaline phosphatase, often shortened to high ALP, means the ALP enzyme level in your blood is above the reference range for the lab...
High Amylase Blood Test: Causes, Pancreatitis, Salivary Gland Disease, and Meaning
A high amylase blood test means there is more amylase enzyme in the bloodstream than expected. Amylase helps break down carbohydrates, and most blood...
High Aspartate Aminotransferase (AST) Test: Causes, Liver Damage, Muscle Injury, and Meaning
A high aspartate aminotransferase (AST) result means this enzyme is leaking into the blood from injured or stressed cells. AST is often discussed as...
High Ferritin and Liver Enzymes: Interpreting Inflammation, Fatty Liver, and Iron Overload
High ferritin with abnormal liver enzymes is a common blood test pattern, and it does not always mean the body is overloaded with iron....
High Globulin Blood Test: Causes, Inflammation, Infection, Liver Disease, and Meaning
A high globulin blood test means the non-albumin proteins in your blood are above the lab’s reference range. Globulins include antibodies, transport proteins, complement...
High Total Protein Blood Test: Causes, Dehydration, Inflammation, and Meaning
A high total protein blood test means the combined amount of albumin and globulin proteins in the blood is above the lab’s reference range....
High Trypsinogen Blood Test: Causes, Pancreatitis, Pancreas Disease, and Meaning
A high trypsinogen blood test means more trypsinogen than expected is present in the bloodstream. Trypsinogen is an inactive digestive enzyme precursor made mainly...
Hyaluronic Acid Blood Test: High Levels, Liver Fibrosis Marker, Normal Range, and Results
The hyaluronic acid blood test measures hyaluronic acid, also called hyaluronan, in the bloodstream. In liver care, it is mainly used as a marker...
Indirect Bilirubin Blood Test: High Indirect Bilirubin, Normal Range, Hemolysis, and Jaundice Causes
The indirect bilirubin blood test helps show how much unconjugated bilirubin is circulating in the blood before the liver has processed it for removal....
LDH Isoenzymes Test: Liver, Heart, Muscle, Blood Cell Damage, and Results
The LDH isoenzymes test is a blood test that separates lactate dehydrogenase, or LDH, into five forms: LDH-1, LDH-2, LDH-3, LDH-4, and LDH-5. LDH...
Lipase and Amylase: Interpreting Pancreas Blood Tests
Lipase and amylase are digestive enzymes that often appear on blood tests when a clinician is checking for pancreas irritation or inflammation. Lipase helps...
Lipase Blood Test: High Lipase, Normal Range, Pancreatitis, Pancreas Disease, and Results
A lipase blood test measures an enzyme that helps digest fat and is most often used when a pancreas problem is suspected. The pancreas...
Liver Function Tests (LFTs) Panel: ALT, AST, ALP, GGT, Bilirubin, Albumin, and Results
Liver function tests are a group of blood tests that help show whether the liver is irritated, injured, blocked, or struggling to make important...
Low Alanine Aminotransferase (ALT) Test: Causes, Vitamin B6, Liver Health, and Meaning
Alanine aminotransferase, usually shortened to ALT, is best known as a liver enzyme that rises when liver cells are irritated or injured. A low...
Low Albumin Blood Test: Causes, Liver Disease, Kidney Loss, Malnutrition, and Meaning
Albumin is the main protein in the liquid part of your blood, and a low albumin blood test usually means the body is not...
Low Albumin/Globulin (A/G) Ratio Test: Causes, Liver Disease, Inflammation, and Meaning
A low albumin/globulin ratio, often written as a low A/G ratio, means the balance between two major groups of blood proteins is shifted. This...
Low Alkaline Phosphatase (ALP) Test: Causes, Zinc Deficiency, Malnutrition, and Meaning
Low alkaline phosphatase, often shortened to low ALP, means the alkaline phosphatase enzyme activity in your blood is below the reference range used by...