Spontaneous miscarriage is the loss of fetus before 20 weeks of gestation or delivery of a fetus weighing <500 g, in the absence of elective medical or surgical measures to terminate pregnancy.
Early loss is considered if it occurred before menstrual week 12 while late loss refers to those that occurred from menstrual week 12-20.
It is also known as spontaneous abortion, spontaneous pregnancy loss or early pregnancy failure.
A recent study reports a mean growth rate of proximal aorta of about 0.1 mm/year in hypertensive patients with known aortic dilatation. In addition, those with increased rather than normal aortic z score have slower dilatation over time.
Among patients with nonvalvular atrial fibrillation (AF), treatment with apixaban was associated with a lower rate of ischaemic stroke, systemic embolism, and major bleeding compared with rivaroxaban, according to a large study assessing patients in routine care.