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A blighted ovum is a pregnancy in which the embryo never develops or develops and is reabsorbed. [1] In a normal pregnancy, an embryo would be visible on an ultrasound by six weeks after the woman's last menstrual period. [2]
Mittelschmerz is a term for pain due to ovulation.It occurs mid-cycle (between days 7 and 24) and can last minutes to up to several days. [4] The pain affects one side of the lower abdomen and may be dull or sharp in nature.
A luteoma is a tumor that occurs in the ovaries during pregnancy. It is associated with an increase of sex hormones, primarily progesterone and testosterone. [1] [2] The size of the tumor can range from 1 to 25 cm in diameter, but is usually 6 to 10 cm in diameter [3] and can grow throughout the duration of the pregnancy. [4]
Breast ultrasound is also used to perform fine-needle aspiration biopsy and ultrasound-guided fine-needle aspiration of breast abscesses. [8] Women may prefer breast ultrasound over mammography because it is a painless procedure and does not involve the discomfort of breast compression present in mammograms.
Gestational (incidental) thrombocytopenia is a condition that commonly affects pregnant women.Thrombocytopenia is defined as the drop in platelet count from the normal range of 150,000–400,000/μL to a count lower than 150,000/μL. [1]
Occasionally, there is a single umbilical artery (SUA) (Vasa praevia) present in the umbilical cord, as opposed to the usual two. [1] This is sometimes also called a two-vessel umbilical cord, or two-vessel cord. Approximately, this affects between 1 in 100 and 1 in 500 pregnancies, making it the most common umbilical abnormality.
A nonstress test (NST) is a screening test used in pregnancy to assess fetal status by means of the fetal heart rate and its responsiveness. A cardiotocograph is used to monitor the fetal heart rate and presence or absence of uterine contractions. The test is typically termed "reactive" (also "reassuring") or "nonreactive" (also "nonreassuring ...
This has been demonstrated using serial ultrasound. Oyelese et al. found that 2/3 of patient with vasa previa at delivery had a low-lying placenta or placenta previa that resolved prior to the time of delivery. There are three types of vasa previa. Types 1 and 2 were described by Catanzarite et al.