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A nosebleed, also known as epistaxis, is an instance of bleeding from the nose. [1] Blood can flow down into the stomach, and cause nausea and vomiting. [8] In more severe cases, blood may come out of both nostrils. [9] Rarely, bleeding may be so significant that low blood pressure occurs. [1]
Bleeding can occur internally, or externally either through a natural opening such as the mouth, nose, ear, urethra, vagina or anus, or through a puncture in the skin. Hypovolemia is a massive decrease in blood volume, and death by excessive loss of blood is referred to as exsanguination . [ 2 ]
On rare occasions, a nosebleed may result in bloody tears if the shed blood is forced to flow up and through the nasolacrimal ducts. [3] Acute haemolacria can occur in fertile women and seems to be induced by hormones, [2] similarly to what happens in endometriosis.
A closed head injury severe enough to cause loss of consciousness is serious and can lead to death. Also, a gunshot wound doesn’t necessarily cause immediate death, there’s a lot of gasping ...
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The Centers for Disease Control and Prevention (CDC) has released its annual list of causes of death in the U.S. The leading cause of death has changed in recent years. COVID-19 has plummeted to ...
It can be associated with trauma. [2] A septal hematoma is blood that collects in the space between the septal cartilage and the overlying perichondrium (a cross section of the cartilaginous portion of the nasal septum). A hematoma may deprive the septal cartilage of its blood supply from the overlying mucosa and can lead to permanent sequelae. [3]
Death in those with a GI bleed is more commonly due to other illnesses (some of which may have contributed to the bleed, such as cancer or cirrhosis) than the bleeding itself. [2] Of those admitted to a hospital because of a GI bleed, death occurs in about 7%. [ 16 ]