Causes of pregnancy-related blood clots include: 1  decreased levels of natural anticoagulants such as total and free protein S, or antithrombin. 2  increased levels of procoagulant proteins such as FVIII, von Willebrand factor and fibrinogen. 3  decreased rate of blood flow, increasing the risk of blood pooling.
(redirected from Otos) Also found in: Dictionary, Thesaurus, Wikipedia. (Å`tÅ), Native North Americans, also called the Otoe, whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languagesNative American languages, languages of the native peoples of the Western Hemisphere and their descendants.
Disease Ontology - OBO (Open Biomedical Ontologies) 1  Chorioretinal inflammations, scars, and other disorders of choroid. 2  Unspecified disorder of eye and adnexa. 3  DISEASES OF THE NERVOUS SYSTEM AND SENSE ORGANS.  DISEASES AND 1  INJURIES. Disease Ontology V2.1 2005.