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Cephalic disorders (from Greek κεφαλή 'head') are congenital conditions that stem from damage to, or abnormal development of, the budding nervous system.. Cephalic disorders are not necessarily caused by a single factor, but may be influenced by hereditary or genetic conditions, nutritional deficiencies, or by environmental exposures during pregnancy, such as medication taken by the ...
a normal cephalic index (maximum cranium width / maximum cranium length) however, there is bitemporal shortening and biparietal broadening; The neuropsychological development is not always affected. These effects are only visible in a small percentage of children with trigonocephaly or other suture synostoses. Neuropsychological signs are:
Female infant with otocephaly: Specialty: Medical genetics: Symptoms: Absence of mandible , small or absent mouth (microstomia), fused ears below chin (synotia), holoprosencephaly: Usual onset: 23rd–26th day of gestation (Carnegie stage 10) Causes: Genetic: Diagnostic method: Prenatal ultrasound: Differential diagnosis
Microcephaly was present in 7 children from a group of 11 pregnant women at 11–17 weeks of gestation who survived the blast at less than 1.2 km (0.75 mi) from ground zero. [57] Due to their proximity to the bomb, the pregnant women's in utero children received a biologically significant radiation dose that was relatively high due to the ...
Macrocephaly is a condition in which circumference of the human head is abnormally large. [1] It may be pathological or harmless, and can be a familial genetic characteristic. . People diagnosed with macrocephaly will receive further medical tests to determine whether the syndrome is accompanied by particular disorde
Colpocephaly is a cephalic disorder involving the disproportionate enlargement of the occipital horns of the lateral ventricles and is usually diagnosed early after birth due to seizures. It is a nonspecific finding and is associated with multiple neurological syndromes , including agenesis of the corpus callosum , Chiari malformation ...
This guide to brachycephalic animal breeds covers cats, dogs and even rabbits. It has everything you need to know about caring for these breeds. 32 brachycephalic animal breeds
Scaphocephaly or sagittal craniosynostosis is a type of cephalic disorder which occurs when there is a premature fusion of the sagittal suture. Premature closure results in limited lateral expansion of the skull, resulting in a characteristic long, narrow head. [1] The skull base is typically spared. [2]