Vygotsky's social account of psychology is comprehensible when viewed in relation to his political views and his early work experience. A brief discussion of this context is therefore in order before explaining the details of his psychological stand- point.
1 Central cyanosis and its causes are all associated with peripheral cyanosis. 2  Decreased pumping of blood by the heart or reduced cardiac output. 3  This is seen in heart failure or circulatory shock. 4  Diseases of circulation like thrombosis or embolism. 5  Constriction of blood vessels of the limbs, fingers and toes.
Of the 25 causes of Facial numbness that we have listed, we have the following prevalence/incidence information: 1  2 causes are very common diseases. 2  0 causes are common diseases. 3  1 causes are uncommon diseases. 4  0 causes are rare diseases. 5  1 causes are very rare diseases.  24 causes have no prevalence information.