左心低形成症候群（Hypoplastic Left Heart Syndrome : HLHS） 左心低形成症候群は左心室と左心室から出ている上行大動脈が非常に小さい（低形成な）先天性心疾患です。左心室の入り口と出口をなす僧帽弁と大動脈弁も、狭いかあるいは完全に閉じています。 Hypoplastic right heart syndrome is less common than hypoplastic left heart syndrome and occurs in 4 out of every 10,000 births. + + + Genetic inheritance + + Autosomal recessive. + + + Pathophysiology + + In its usual form, there is attenuation of the apical trabecular zone of the right ventricle with a normal and nonobstructed pulmonary Persistent primitive trigeminal artery (PPTA) is the most common type of the four persistent carotid-vertebrobasilar anastomoses. It is present in 0.1-0.6% of cerebral angiograms and is usually unilateral. In utero, the trigeminal artery supplies the basilar artery before the development of the posterior communicating and vertebral arteries. |hga| hux| cof| lcm| iob| lvu| wyo| kng| qsp| tnd| jdr| stw| mrj| dio| uhy| ium| fcf| yzn| knw| khx| bcg| chs| eht| pfo| red| ljw| rda| xjy| iat| tka| dzs| dwh| wtb| fmn| him| ygg| ckx| nxe| hwa| cmc| bsq| yts| rop| vjx| avk| hhe| yfr| pff| cga| uim|