Nose bleed (Epistaxis)
It is the common occurrence of bleeding from the nose but usually noticed when the blood drains out through the nostrils. There are two kinds of nosebleeds. An anterior nosebleed occurs most common when the blood vessels in the front of the nose break and bleed. A posterior nosebleed occurs in the back or the deepest part of the nose. In this case, blood flows down the back of the throat cause nausea and vomiting, blood can come up the nasolacrimal duct and out from the eye. Posterior nosebleeds can be dangerous.
Causes of nose bleeding:
-Nosebleeds are most often caused by local trauma but can also be caused by foreign bodies, nasal or sinus infections, and prolonged inhalation of dry air.
-Drugs—Like NSAIDs,Aspirin, Fexofenadine, Warfarin, Isotretinoin etc.
-Chronic liver disease
-Alcohol (due to vasodilation)
-Idiopathic thrombocytopenic purpura
-Vitamin C and vitamin K deficiency
-Hemophilia, Thrombotic thrombocytopenic purpura