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cephal(o)-of or pertaining to the head (as a whole) Greek κεφαλή (kephalḗ), the head cephalalgy, hydrocephalus: cerat(o)-of or pertaining to the cornu; a horn Greek κέρας, κερατ-(kéras, kerat-), a horn ceratoid: cerebell(o)-of or pertaining to the cerebellum: Latin cerebellum, little brain cerebellum: cerebr(o)-
The disorder is caused by a disruption to the genetic processes that form the brain early in pregnancy, [3] though the cause is not identified in most cases. [4] Many genetic syndromes can result in microcephaly, including chromosomal and single-gene conditions, though almost always in combination with other symptoms.
Puberty in young adults with cerebral palsy may be precocious or delayed. Delayed puberty is thought to be a consequence of nutritional deficiencies. [156] There is currently no evidence that CP affects fertility, although some of the secondary symptoms have been shown to affect sexual desire and performance. [157]
Pregnancy symptoms may be categorized based on trimester as well as region of the body affected. Each pregnancy can be quite different and many people do not experience the same or all of the symptoms. If a person is concerned about their symptoms they should be encouraged to speak with an appropriate healthcare professional. [1]
Girls experience menarche at different ages, but the most common age is 12. [1] [2] Having menarche occur between the ages of 9–14 in the West is considered normal. [3] The timing of menarche is influenced by female biology, as well as genetic, environmental factors, and nutritional factors. [4]
In obstetrics, a cephalic presentation or head presentation or head-first presentation is a situation at childbirth where the fetus is in a longitudinal lie and the head enters the pelvis first; the most common form of cephalic presentation is the vertex presentation, where the occiput is the leading part (the part that first enters the birth canal). [1]
[6] Up to two-thirds of RCVS cases are associated with an underlying condition or exposure, particularly vasoactive or recreational drug use, complications of pregnancy (eclampsia and pre-eclampsia), and the adjustment period following childbirth called puerperium. [1] Vasoactive drug use is found in about 50% of cases. [6]
Multiparous, single breech pregnancy; Multiple pregnancy; Single pregnancy with transverse or oblique lie; Single cephalic pregnancy, 36 weeks' gestation or less; The classification is increasingly used to monitor and compare rates of caesarean section in many countries, and some further subdivisions of the ten groups have been proposed. [3]