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Showing 361–384 of 1013 results
Epstein-Barr Virus Nuclear Antigen (EBNA) Antibody (IgG)
Epstein-Barr Nuclear Antigen (EBNA) IgG Antibodies typically appear several months after initial infection with Epstein-Barr virus (EBV). Their presence indicates past infection and helps differentiate between acute and prior EBV exposure.
- Epstein-Barr Virus Nuclear Antigen (EBNA) Antibody (IgG) An antibody that appears months after Epstein-Barr virus infection and persists for life — its presence indicates a past, not recent, infection.
Epstein-Barr Nuclear Antigen (EBNA) IgG Antibodies typically appear several months after initial infection with Epstein-Barr virus (EBV). Their presence indicates past infection and helps differentiate between acute and prior EBV exposure.
- Epstein-Barr Virus Nuclear Antigen (EBNA) Antibody (IgG) An antibody that appears months after Epstein-Barr virus infection and persists for life — its presence indicates a past, not recent, infection.
Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgG)
Epstein-Barr Viral Capsid Antigen (VCA) IgG Antibodies indicate past exposure or infection with Epstein-Barr virus (EBV). Presence of IgG antibodies reflects immunity or latent infection and helps assess immune status.
- Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgG) An antibody indicating past infection with Epstein-Barr virus (the cause of mono); usually stays positive for life.
Epstein-Barr Viral Capsid Antigen (VCA) IgG Antibodies indicate past exposure or infection with Epstein-Barr virus (EBV). Presence of IgG antibodies reflects immunity or latent infection and helps assess immune status.
- Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgG) An antibody indicating past infection with Epstein-Barr virus (the cause of mono); usually stays positive for life.
Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgM)
Epstein-Barr Viral Capsid Antigen (VCA) IgM Antibodies indicate recent or acute infection with Epstein-Barr virus (EBV). Detection of IgM antibodies helps diagnose active or primary EBV infections, such as infectious mononucleosis.
- Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgM) An antibody that appears early in Epstein-Barr virus infection, helping identify a recent or current case of mono.
Epstein-Barr Viral Capsid Antigen (VCA) IgM Antibodies indicate recent or acute infection with Epstein-Barr virus (EBV). Detection of IgM antibodies helps diagnose active or primary EBV infections, such as infectious mononucleosis.
- Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgM) An antibody that appears early in Epstein-Barr virus infection, helping identify a recent or current case of mono.
Estradiol and Estrone
Labcorp
Not offered
This panel measures the concentrations of estrone and estradiol, the 2 most potent estrogens that are biologically active. This panel may help assess estrogen status in children and nonpregnant adults.
- Estradiol, Ultrasensitive, LC/MS A more precise version of the estradiol test, able to detect the very low levels typical in men, children, and postmenopausal women.
- Estrone One of the three main forms of estrogen, produced mainly by fat tissue and more prominent after menopause. Reflects overall estrogen status.
Estradiol (E2)
Estradiol (E2) is the most potent form of estrogen primarily produced by the ovaries. It plays a key role in female reproductive health, menstrual cycle regulation, and bone health, and is commonly measured to assess hormonal balance and fertility.
- Estradiol The main and most potent form of estrogen. Key for reproductive health in women and also present in men; used to evaluate menstrual, fertility, and hormone-related concerns.
Estradiol (E2) is the most potent form of estrogen primarily produced by the ovaries. It plays a key role in female reproductive health, menstrual cycle regulation, and bone health, and is commonly measured to assess hormonal balance and fertility.
- Estradiol The main and most potent form of estrogen. Key for reproductive health in women and also present in men; used to evaluate menstrual, fertility, and hormone-related concerns.
Estradiol, Sensitive
This test measures very low levels of estradiol (E2), a form of estrogen, in the body. It is particularly useful in clinical settings where high sensitivity is needed to accurately detect estradiol levels, such as in postmenopausal women, men, and children or adolescents.
- Estradiol, Ultrasensitive, LC/MS A more precise version of the estradiol test, able to detect the very low levels typical in men, children, and postmenopausal women.
This test measures very low levels of estradiol (E2), a form of estrogen, in the body. It is particularly useful in clinical settings where high sensitivity is needed to accurately detect estradiol levels, such as in postmenopausal women, men, and children or adolescents.
- Estradiol, Ultrasensitive, LC/MS A more precise version of the estradiol test, able to detect the very low levels typical in men, children, and postmenopausal women.
Estriol (E3)
Estriol (E3) is a weak estrogen primarily produced during pregnancy by the placenta. It is commonly measured to monitor fetal health and placental function.
- Estriol A form of estrogen produced mainly during pregnancy by the placenta. Used in prenatal screening for certain fetal conditions.
Estriol (E3) is a weak estrogen primarily produced during pregnancy by the placenta. It is commonly measured to monitor fetal health and placental function.
- Estriol A form of estrogen produced mainly during pregnancy by the placenta. Used in prenatal screening for certain fetal conditions.
Estrogens, Fractionated, LC/MS
Labcorp
Not offered
This panel measures the concentrations of estrone, estradiol, and estriol, the 3 main types of estrogens in serum. This panel may be useful in assessing estrogen status.
- Estradiol, Ultrasensitive, LC/MS A more precise version of the estradiol test, able to detect the very low levels typical in men, children, and postmenopausal women.
- Estrone One of the three main forms of estrogen, produced mainly by fat tissue and more prominent after menopause. Reflects overall estrogen status.
- Estriol A form of estrogen produced mainly during pregnancy by the placenta. Used in prenatal screening for certain fetal conditions.
Estrone (E1)
Estrone (E1) is a form of estrogen primarily produced in adipose tissue and the ovaries. It plays a role in female reproductive health and is often measured to assess hormonal balance, especially during menopause or in estrogen-related conditions.
- Estrone One of the three main forms of estrogen, produced mainly by fat tissue and more prominent after menopause. Reflects overall estrogen status.
Estrone (E1) is a form of estrogen primarily produced in adipose tissue and the ovaries. It plays a role in female reproductive health and is often measured to assess hormonal balance, especially during menopause or in estrogen-related conditions.
- Estrone One of the three main forms of estrogen, produced mainly by fat tissue and more prominent after menopause. Reflects overall estrogen status.
Eucalyptus (t18) IgE
Labcorp
Not offered
This test measures the body's immune response to eucalyptus by checking the level of specific IgE antibodies in the serum. It's particularly useful for individuals who may be experiencing seasonal allergies, helping to confirm the cause of symptoms.
F2-Isoprostane/Creatinine Ratio
Labcorp
Not offered
This test is considered the best method for checking oxidative stress in the body, which can be caused by a poor diet, smoking, a family history of heart disease, or high cholesterol. High levels may indicate a higher risk of hardening of the arteries (atherosclerosis) and some types of cancer.
Factor II Activity
This test measures factor II activity to evaluate prolonged aPTT and PT results. This test does not diagnose factor II mutations.
- Factor II Activity Measures the activity of Factor II (prothrombin), a clotting protein made in the liver. Used to evaluate bleeding or clotting disorders.
This test measures factor II activity to evaluate prolonged aPTT and PT results. This test does not diagnose factor II mutations.
- Factor II Activity Measures the activity of Factor II (prothrombin), a clotting protein made in the liver. Used to evaluate bleeding or clotting disorders.
Factor II (Prothrombin) DNA Analysis
This test detects variations in the F2 gene. It identifies individuals at risk of developing blood clots.
- Prothrombin (Factor II) 20210G > A Mutation A genetic test for the prothrombin (Factor II) gene mutation, which increases the risk of abnormal blood clotting.
This test detects variations in the F2 gene. It identifies individuals at risk of developing blood clots.
- Prothrombin (Factor II) 20210G > A Mutation A genetic test for the prothrombin (Factor II) gene mutation, which increases the risk of abnormal blood clotting.
Factor V Activity
This test measures factor V activity to evaluate prolonged aPTT and PT results. This test does not diagnose the factor V Leiden mutation.
- Factor V Activity Measures the activity of Factor V, a protein needed for normal blood clotting. Used to investigate bleeding disorders.
This test measures factor V activity to evaluate prolonged aPTT and PT results. This test does not diagnose the factor V Leiden mutation.
- Factor V Activity Measures the activity of Factor V, a protein needed for normal blood clotting. Used to investigate bleeding disorders.
Factor V Leiden Mutation Analysis
This test detects variations in the F5 gene. It identifies individuals at risk of developing blood clots.
- Factor V Leiden Mutation Analysis A genetic test for the Factor V Leiden mutation, one of the most common inherited causes of increased blood clot risk.
This test detects variations in the F5 gene. It identifies individuals at risk of developing blood clots.
- Factor V Leiden Mutation Analysis A genetic test for the Factor V Leiden mutation, one of the most common inherited causes of increased blood clot risk.
False Ragweed (w4) IgE
Labcorp
Not offered
This test measures the body's immune response to False Ragweed, by checking the level of specific IgE antibodies in the serum. It's particularly useful for individuals who may be experiencing seasonal allergies, helping to confirm the cause of symptoms.
Fatty Acid Panel, Comprehensive (C8-C26), Serum
Labcorp
Not offered
Comprehensive Fatty Acids (C8-C26), to evaluate patients for certain mitochondrial fatty acid oxidation defects, peroxisomal defects, and/or a full nutritional assessment. It can also be used to monitor patients receiving a special diet and/or fatty acid supplementation.
- Linoleic C18:2W6
- Palmitoleic, C16:1W7
- Docosatetraenoic Acid (DTA), C22:4 Omega-6
- Oleic, C18:1W9
- Docosanoic Acid, C22:0
- Hexacosanoic, C26:0
- Arachidonic, C20:4W6
- Decanoic, C10:0
- Stearic, C18:0
- Total W6
- Fatty Acids, Total
- Mead Acid/Arachidon Ratio
- Polyunsaturated, Total
- Pristanic Acid
- Octanoic, C8:0
- Hexadecadienoic, C16:2
- Docosahexaenoic Acid (DHA), C22:6 Omega-3
- Total W3
- Mead, C20:3W9
- Saturated, Total
- Arachidic, C20:0
- Nervonic, C24:1W9
- Myristic, C14:0
- Myristoleic, C14:1
- Vaccenic, C18:1W7
- Tetradecadienoic, C14:2
- H G Linolenic, C20:3W6
- Lauroleic, C12:1
- Palmitic, C16:0
- Hexadecenoic C16:1W9
- Hexacosenoic, C26:1
- Docosenoic, C22:1
- Phytanic Acid
- A-Linolenic C18:3W3
- Decenoic, C10:1
- Lauric, C12:0
- Docosapentaenoic Acid (DPA), C22:5 Omega-6
- Monounsaturated, Total
- Tetracosanoic, C24:0
- Docosapentaenoic Acid (DPA), C22:5 Omega-3
- Eicosapentaenoic Acid (EPA), C20:5 Omega-3
- G Linolenic, C18:3W6
Fatty Acid Panel, Essential (C12-C22), Serum
Labcorp
Not offered
Essential Fatty Acids (C12-C22), to be used for basic nutritional assessment, identifying fatty acid deficiency, and monitoring patients with fatty acid deficiency who are being treated with a special diet and/or fatty acid supplements.
- H G Linolenic, C20:3W6
- Docosenoic, C22:1
- Docosapentaenoic Acid (DPA), C22:5 Omega-6
- Docosapentaenoic Acid (DPA), C22:5 Omega-3
- Palmitoleic, C16:1W7
- Mead, C20:3W9
- Polyunsaturated, Total
- Myristic, C14:0
- Docosatetraenoic Acid (DTA), C22:4 Omega-6
- Saturated, Total
- Arachidonic, C20:4W6
- Fatty Acids, Total
- A-Linolenic C18:3W3
- Mead Acid/Arachidon Ratio
- Lauric, C12:0
- Hexadecenoic C16:1W9
- Oleic, C18:1W9
- Stearic, C18:0
- Palmitic, C16:0
- Nervonic, C24:1W9
- Eicosapentaenoic Acid (EPA), C20:5 Omega-3
- Docosahexaenoic Acid (DHA), C22:6 Omega-3
- Total W3
- Monounsaturated, Total
- Vaccenic, C18:1W7
- Total W6
- Linoleic C18:2W6
- G Linolenic, C18:3W6
- Arachidic, C20:0
Fatty Acid Panel, Mitochondrial (C8-C18), Serum
Labcorp
Not offered
Mitochondrial Fatty Acids (C8-C18), to be used to evaluate patients for certain mitochondrial fatty acid oxidation defects as well as for monitoring of dietary therapy.
Fecal Fat, Qualitative
Labcorp
Not offered
Results may indicate malabsorption or maldigestion. False positive results can occur due to mineral oil or castor oil present in the specimen. Large number of neutral fat globules may indicate steatorrhea.
Fecal Globin by Immunochemistry (InSure®)
Labcorp
Not offered
The fecal occult blood test is an immunochromatographic fecal occult blood test that qualitatively detects human hemoglobin from blood in fecal samples. This is a useful screening aid for detecting primarily lower gastrointestinal (G.I.) disorders that may be related to iron deficiency anemia, diverticulitis, ulcerative colitis, polyps, adenomas, colorectal cancers, or other G.I. lesions that can bleed. It is recommended for use by health professionals as part of routine physical examinations and in screening for colorectal cancer or other sources of lower G.I. bleeding.
Fecal Leukocyte Stain
Labcorp
Not offered
The presence of leukocytes is an indicator of inflammation. Generally, inflammation is a product of bacteria-host interaction.
Ferret Epithelium (e217) IgE
Labcorp
Not offered
This test measures your body's allergic reaction to ferret epithelium by checking the levels of IgE antibodies in serum, helping to identify allergic reactions to those specific proteins. It's particularly useful for individuals who may be experiencing environmental allergies, helping to confirm the cause of symptoms. It is intended to be used in conjunction with other clinical information to aid in the diagnosis of allergic diseases.
Fibrinogen
This test measures fibrinogen in the blood. It can be used to diagnose fibrinogen deficiency, dysfibrinogenemia, and disseminated intravascular coagulation, as well as to evaluate the effectiveness of thrombolytic therapy.
- Fibrinogen Activity, Clauss A protein your liver makes that's essential for blood clot formation. Also rises with inflammation, and low levels can indicate a bleeding disorder.
This test measures fibrinogen in the blood. It can be used to diagnose fibrinogen deficiency, dysfibrinogenemia, and disseminated intravascular coagulation, as well as to evaluate the effectiveness of thrombolytic therapy.
- Fibrinogen Activity, Clauss A protein your liver makes that's essential for blood clot formation. Also rises with inflammation, and low levels can indicate a bleeding disorder.