nosebleed


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nosebleed,

nasal hemorrhagehemorrhage
, escape of blood from the circulation (arteries, veins, capillaries) to the internal or external tissues. The term is usually applied to a loss of blood that is copious enough to threaten health or life.
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 occurring as the result of local injury or disturbance. Most nosebleeds are not serious and occur when one of the small veins of the septum (the partition between the nostrils) ruptures. These will usually stop without treatment or when pressure is applied to the nose. A nosebleed may also occur in association with infections, heart failure, hypertensionhypertension
or high blood pressure,
elevated blood pressure resulting from an increase in the amount of blood pumped by the heart or from increased resistance to the flow of blood through the small arterial blood vessels (arterioles).
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 (high blood pressure), arteriosclerosisarteriosclerosis
, general term for a condition characterized by thickening, hardening, and loss of elasticity of the walls of the blood vessels. These changes are frequently accompanied by accumulations inside the vessel walls of lipids, e.g.
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, scurvyscurvy,
deficiency disorder resulting from a lack of vitamin C (ascorbic acid) in the diet. Scurvy does not occur in most animals because they can synthesize their own vitamin C, but humans, other primates, guinea pigs, and a few other species lack an enzyme necessary for such
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, leukemialeukemia
, cancerous disorder of the blood-forming tissues (bone marrow, lymphatics, liver, spleen) characterized by excessive production of immature or mature leukocytes (white blood cells; see blood) and consequently a crowding-out of red blood cells and platelets.
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, hemophiliahemophilia
, genetic disease in which the clotting ability of the blood is impaired and excessive bleeding results. The disease is transmitted through females but almost invariably affects male offspring only.
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, and other disorders. Persistent nosebleeds should be brought to the attention of a physician, who can stop the bleeding with vasoconstrictors and topical anesthetics.

nosebleed

bleeding from the nose, as the result of injury, etc.
References in periodicals archive ?
Explaining the reasons for nosebleeds, Dr Shaji Hydrose, general practitioner at Aster Medical Centre, said: "In summer, extreme heat in the atmosphere causes dryness in the thin lining of the nose and increases the chances of crusting.
The extra nasal tooth was removed while the man was under general anaesthetic, after which the patient healed and stopped suffering nosebleeds around three months later.
He basically had a nosebleed, which wouldn't stop, and he was in pain.
The best way to avoid nosebleeds is to talk with your doctor about treating the allergy that is causing the rubbing and picking.
I have noticed that he has had a couple of nosebleeds recently.
Both actually and factually, this depicts a very common first-aid myth, that to treat a nosebleed one should tilt the head back.
She had to come home with irritated eyes and throat, and a nosebleed.
His theory based on his own research was that nosebleeds in such situations in healthy infants could only be caused by inflicted trauma, the panel heard.
This is the only product available that uses cold and pressure only where necessary to help slow and stop nosebleed episodes.
My realization about the evils of nicotine came one summer day in 1985 when I developed a nosebleed that just wouldn't stop.
IT was invented to help elderly nosebleed sufferers in Liverpool's casualty wards.
On a recent night, a group of us had just vacated $25 nosebleed seats at Staples Center and made our way outside when my friend "Karen" informed us, "That's my brother behind you.