LONG PT (INR), NORMAL PTT

Long PT (INR), Normal PTT 1. Sufficient Vitamin K Congenital Clotting Factor Deficiency – Extrinsic Factor Factor VII Deficiency 2. Insufficient Vitamin K → Vitamin K Deficiency Hemorrhagic Disease of the Newborn Antibiotics use Poor Nutrition Fat Malabsorption → Vitamin K Antagonist Coumadin (Warfarin) use Notes: Indicates Key Condition This is not an exhaustive list of medical conditions