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A pregnancy test is used to determine whether a female is pregnant or not. The two primary methods are testing for the female pregnancy hormone (human chorionic gonadotropin (hCG)) in blood or urine using a pregnancy test kit, and scanning with ultrasonography. [1] Testing blood for hCG results in the earliest detection of pregnancy. [2]
Positive fern test with amniotic fluid as seen under the microscope. The fern test is a medical laboratory test used in obstetrics and gynecology.The name refers to the detection of a characteristic "fern like" pattern of vaginal secretions when a specimen is allowed to dry on a glass slide and is viewed under a low-power microscope.
Human chorionic gonadotropin is a glycoprotein composed of 237 amino acids with a molecular mass of 36.7 kDa, approximately 14.5kDa αhCG and 22.2kDa βhCG. [4]It is heterodimeric, with an α (alpha) subunit identical to that of luteinizing hormone (LH), follicle-stimulating hormone (FSH), thyroid-stimulating hormone (TSH), and a β (beta) subunit that is unique to hCG.
Clinical consideration and professional judgment should be applied to any drug of abuse test result, in evaluating a preliminary positive result. To obtain a confirmed analytical result, a more specific alternate chemical method is needed. Gas chromatography/mass spectrometry (GC/MS) is the recommended confirmatory method."
Chemical toxins are everywhere — in our water, food, air and soil. Exposure to those toxins during pregnancy can create serious health issues in elementary school children that can affect their ...
Evaluation required to confirm false pregnancies includes a pelvic exam, a blood or urine pregnancy test, and an ultrasound. [ 8 ] [ 9 ] [ 10 ] A pelvic exam can show if conception has occurred, blood and urine can be tested for hormones released in pregnancy, and ultrasound shows the absence of the fetus.
The best pregnancy-safe sunscreens are mineral-based instead of chemical-filter based. Shop the best ones from Isdin, Vanicream, La Roche-Posay and more.
Patients are typically offered testing if they have either a personal or family history of cancer that meets certain criteria, Zakalik adds. Those criteria have broadened over the last few years ...
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