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Hyperemesis gravidarum, which is a severe form of nausea and vomiting of pregnancy can lead to nutritional deficiencies, weight loss, electrolytes imbalance and is one of the leading causes of hospitalization in the first trimester of pregnancy. [36] Constipation is another GI symptom that is commonly encountered during pregnancy. It is ...
The results of the blood test are then combined with the NT ultrasound measurements, maternal age, and gestational age of the fetus to yield a risk score for Down syndrome, trisomy 18, and trisomy 13. First Trimester Combined Test has a sensitivity (i.e. detection rate for abnormalities) of 82–87% and a false-positive rate of around 5%. [73] [74]
Routine tests in the first trimester of pregnancy generally include: Complete blood count; Blood type. Rh-negative antenatal patients should receive RhoGAM at 28 weeks to prevent Rh disease. Indirect Coombs test (AGT) to assess risk of hemolytic disease of the newborn [5] Rapid plasma reagin test to screen for syphilis; Rubella antibody screen [6]
Constipation during pregnancy is thought to be due to decreased smooth muscle motility in the bowel caused by normal increases in progesterone. [30] Treatment for constipation includes dietary modifications, including increased fiber and fluid intake, stool softeners, and laxatives. [29]
Blood and urine tests can detect pregnancy by 11 and 14 days, respectively, after fertilization. [77] [78] Blood pregnancy tests are more sensitive than urine tests (giving fewer false negatives). [79] Home pregnancy tests are urine tests, and normally detect a pregnancy 12 to 15 days after fertilization. [80]
Chorionic hematoma is the pooling of blood between the chorion, a membrane surrounding the embryo, and the uterine wall. [2] It occurs in about 3.1% of all pregnancies , [ 2 ] it is the most common sonographic abnormality and the most common cause of first trimester bleeding .
A 37-year-old nurse booked a colonoscopy after noticing the symptoms while she was pregnant
[13] [14] Blood typing would also detect maternal blood, as the I antigen only occurs in adults. [12] The Kleihauer–Betke test can detect very small amounts of maternal blood before the third trimester of pregnancy by monitoring hemoglobin elution in acid because adult and fetal hemoglobin elute differently in acid. [12]
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