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Biparietal diameter (the transverse diameter of the head) by gestational age, with the blue line representing the mean and the green area representing the 90% prediction interval. [14] Gestational age is usually determined by the date of the woman's last menstrual period, and assuming ovulation occurred on day fourteen of the menstrual cycle ...
Double dye test is useful for diagnosing vesicovaginal or ureterovaginal fistulae. For this test, the patient takes oral phenazopyridine (Pyridium) 200 mg three times a day, and indigo carmine or methylene blue is filled into the empty urinary bladder via a urethral catheter .
The control line on the left of this pregnancy test is visible, suggesting that the test result is valid. A pale purple line has also appeared on the right hand side (the test line) which clearly signifies that the subject is pregnant. A systematic review published in 1998 showed that home pregnancy test kits, when used by experienced ...
This test involves putting a drop of fluid obtained from the vagina onto paper strips containing nitrazine dye. The strips change color depending on the pH of the fluid. The strips will turn blue if the pH is greater than 6.0. A blue strip means it's more likely the membranes have ruptured. This test, however, can produce false positives.
Rectal bulb syringe to administer smaller enemas. An enema, also known as a clyster, is an injection of fluid into the lower bowel by way of the rectum. [1] The word enema can also refer to the liquid injected, [2] [3] as well as to a device for administering such an injection.
Charles Browne Fleet (September 18, 1843 – May 12, 1916) was an American pharmacist and inventor of the laxative and chapstick. [ 1 ] [ 2 ] [ 3 ] His company, C.B. Fleet , was founded in Lynchburg, Virginia , and still operates producing laxatives , douches , micro-enemas , and other products of the sort.
Unipath Ltd was a pharmaceutical company, subsidiary to Unilever and then Alere, specialising mainly in medical diagnostic kits related to women's reproductive health.It subsequently diversified its product range to include more specialised test kits, primarily for the clinical market, in areas other than women's reproductive healthcare.
The rabbit test became a widely used bioassay (animal-based test) to test for pregnancy. The term "rabbit test" was first recorded in 1949, and was the origin of a common euphemism, "the rabbit died", for a positive pregnancy test. [4] The phrase was, in fact, based on a common misconception about the test.