Nosebleed: Types, Causes & Treatments
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What causes nosebleed? 29 possible conditions

Nosebleeds are common. They may be scary, but they rarely indicate a serious medical problem. The nose contains many blood vessels. These blood vessels are located close to the surface in the front and back of the nose. They are very fragile and bleed... Read more

See a list of possible causes in order from the most common to the least.

1

Broken Nose

This condition is considered a medical emergency. Urgent care may be required.

A broken nose is a break or crack in the bone or cartilage in your nose. These breaks often occur over the bridge of the nose or in the septum.

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2

Foreign Body in the Nose

A foreign body in the nose means that an object is present in the nose when it's not naturally supposed to be there. This often happens in small children.

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3

Allergic Rhinitis

Allergic rhinitis, or hay fever, is your body's response to specific allergens. It causes uncomfortable symptoms like sneezing and itchy eyes.

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4

High Blood Pressure Overview

High blood pressure (hypertension) increases your risk for heart attack, stroke, coronary heart disease, and other serious health problems.

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5

Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

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6

Low Platelet Count (Thrombocytopenia)

A low platelet count, or thrombocytopenia, can range from mild to severe, depending on the cause. The symptoms can sometimes include severe bleeding.

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7

Deviated Septum

The nasal septum is a thin structure, separating the two sides of the nose. If it is not in the middle of the nose, then it is deviated.

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8

Christmas Disease (Hemophilia B)

Also called hemophilia B or factor IX hemophilia, Christmas disease is a rare genetic disorder in which your blood does not clot properly. A common symptom is unexplained or excessive bruising.

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9

Factor X Deficiency

Factor X deficiency, also called Stuart-Prower factor deficiency, is a condition caused by not having enough of the protein known as factor X in your blood.

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10

Leukemia

Leukemia is a cancer of the blood cells. There are several types of blood cells, including red blood cells (RBCs), white blood cells (WBCs), and platelets. Generally, leukemia refers to cancers of the WBCs. Two types o...

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11

Ear Barotrauma

Ear barotrauma, also known as airplane ear, is a condition that causes ear discomfort when you experience pressure changes, such as altitude change.

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12

Ebola Virus and Disease

This condition is considered a medical emergency. Urgent care may be required.

Ebola disease is a rare, often fatal illness. One of its late-stage symptoms is a bleeding rash over the entire body.

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13

Idiopathic Thrombocytopenic Purpura (ITP)

Idiopathic thrombocytopenic purpura (ITP) is a disorder in which the blood doesn't clot normally. This can cause excessive bruising and bleeding.

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14

Osler-Weber-Rendu Disease

Osler-Weber-Rendu syndrome (OWR) is a genetic blood vessel disorder that often leads to excessive bleeding. The syndrome affects about one in 5,000 people.

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15

Glomerulonephritis

Glomerulonephritis is a serious illness that can be life-threatening and requires immediate treatment. The condition is sometimes called nephritis.

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16

Cocaine and related disorders

Cocaine is extracted from the coca plant, which grows in Central and South America. It is processed into many forms for use as an illegal drug of abuse.

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17

Skull Fractures

This condition is considered a medical emergency. Urgent care may be required.

A skull fracture is any break in the cranial bone, or the skull. It can result in bleeding, bruising, pain, and swelling. Less severe symptoms include headache, nausea, confusion, and blurred vision.

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18

Acquired Platelet Function Disorder

When your platelets don't function properly, it is known as a platelet function disorder. "Acquired" platelet function disorders may be caused by medications, diseases, or foods.

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19

Von Willebrand Disease

Von Willebrand disease is a bleeding disorder that occurs due to a deficiency of von Willebrand factor. Learn about the symptoms and treatment.

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20

Factor II Deficiency

Factor II deficiency is a rare blood clotting disorder that can lead to excessive or prolonged bleeding after an injury.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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