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.
Bluish discoloration of the skin: Cyanosis is a bluish discoloration of the skin or mucous membranes caused by lack of oxygen in the blood. See detailed information below for a list of 38 causes of Bluish discoloration of the skin, Symptom Checker, including diseases and drug side effect causes.