Clinical features: Vitamin K is essential for the synthesis in liver for prothrombin; factor VII, IX and X. Primary deficiency occurs only in neonates. Secondary Vitamin K deficiency may be associated with malabsorption syndromes, liver cirrhosis and the use of Coumarin derivatives like Dicumarol, Warfarin and other analogues.
Treatment guidelines
Phytomenadione 10 mg IV stat (neonates 1 mg IM)