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Obstetric
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Acromesomelic Dysplasia Acromesomelic dysplasia is characterized by limb shortening which predominantly affects the distal limb segments, hands and feet. It has an autosomal recessive mode of transmission and intelligence is normal. Longitudinal growth studies reveal very early slowd... Bridgit Duval-Bedard, Carole Chenier, Guila Ongaro Kingston 01 January 2011 Aortic Valve Stenosis Aortic stenosis denotes some degree of obstruction to flow through the aortic valve due to developmental deformity of the valve. The abnormal valve will be restricted in motion, usually bicuspid or even unicuspid instead of having three leaflets. The stenos... Dr Gerald Marx; Dr Gurleen Sharland reviewed 01 January 2011 Fetal Growth Link to the Fetal Growth program for MacOS X. David Davies-Payne and Rita Teele 02 October 2004 Holoprosencephaly - Lobar By the fourth week of intrauterine life the normal brain, developed from the closed neural tube, has segmented into three primary vesicles: the prosencephalon (forebrain), mesencephalon (midbrain) and rhombencephalon (hindbrain). The prosencephalon subdivid... 24 October 2003 Syringomyelia Dilatation or sacculation of the central spinal canal. Some authorities define the former as hydromyelia (lined by ependyma, canal intact) and the latter as syringomyelia (lined by glial cells, implying disruption of the ependymal lining). In practice the term... 03 January 2003 Mitral Valve - Stenosis Mitral valve obstruction can either be due to a supravalvar ring close to the valve orifice obstructing mitral flow, or to papillary muscle abnormality. A parachute mitral valve is where the papillary muscles are fused or one is severely hypoplastic. Mitral v... Dr Gurlene Sharland 01 December 2001 Cleft Palate Incomplete fusion of the palatal shelves, which may be complete or incomplete, unilateral or bilateral. Incomplete forms generally affect the secondary palate, posterior to the incisive foramen, and often occur without clefting of the lip. Complete palatal cl... Dr Karl Gloning; Clemence Desjardins RDMS 01 October 2001 Polysplenia Syndrome The association between complex cardiac malformations and abnormalities of the spleen such as polysplenia or asplenia has been noted by several authors (Van Meirop et al., 1972; Peoples et al., 1983; Macartney et al., 1980). The cardiac abnormalities usually i... 10 January 2001 Spina Bifida Spina bifida is defined as a congenital bony defect affecting the vertebral arches arising from incomplete caudal neurulation. There is typically a saccular protrusion of neural elements through the spinal defect which may or may not be skin covered. As a cons... Dr Romain Favre; Clemence Desjardins RDMS; Dr RJ Benzie, Suzanne Deveaux RDMS 03 January 2001 Renal Cysts - Simple Simple renal cysts are unilocular, do not communicate with the renal pelvis, and are rare prenatally and in children but somewhat more common in adults. The cysts are not always single but are always limited in number and may produce a crescentic deformit... Giulia Ongaro Kingston RDMS RDCS 01 January 2001
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The ASUM Online Clinical Handbook is presented as an educational aid for experienced practitioners. It is the responsibility of the individual practitioner to determine how the information should be applied to individual cases. |
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