LANGMANS Medica EDURORINTA Embryology FOURTEENTH EDITION

LANGMANS Medica EDURORINTA Embryology FOURTEENTH EDITION

LANGMANS Medica EDURORINTA Embryology FOURTEENTH EDITION   atria in the heart look the same] or inversions[i.e., the two ventricles in the heart are reversed]are present is called situs ambiguus or heterota)q. These individuals are considered to havelaterality defects that have occurred becauseof a failure to properly establish the L—R axis.Patients with these conditions do not havecomplete situs inversus but appear to be pre—dominantly bilaterally left-sided or right—sided.The spleen reflects the differences: Those withleft-sided bilaterality have polysplenia, andthose with right—sided bilaterality have aspleniaor hypoplastic spleen.Individuals with situs inversus do not havea high risk for having other congenital abnormalities[although they have a slightly...