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sinus    音标拼音: [s'ɑɪnəs]
n. 窦,静脉窦,湾,下陷或凹下去的地方

窦,静脉窦,湾,下陷或凹下去的地方

sinus
n 1: an abnormal passage leading from a suppurating cavity to
the body surface [synonym: {fistula}, {sinus}]
2: any of various air-filled cavities especially in the bones of
the skull
3: a wide channel containing blood; does not have the coating of
an ordinary blood vessel [synonym: {venous sinus}, {sinus}]

Sinus \Si"nus\, n.; pl. L. {Sinus}, E. {Sinuses}. [L., a bent
surface, a curve, the folds or bosom of a garment, etc., a
bay. Cf. {Sine}, n.]
1. An opening; a hollow; a bending.
[1913 Webster]

2. A bay of the sea; a recess in the shore.
[1913 Webster]

3. (Anat. & Zool.) A cavity; a depression. Specifically:
(a) A cavity in a bone or other part, either closed or
with a narrow opening.
(b) A dilated vessel or canal.
[1913 Webster]

4. (Med.) A narrow, elongated cavity, in which pus is
collected; an elongated abscess with only a small orifice.
[1913 Webster]

5. (Bot.) A depression between adjoining lobes.
[1913 Webster]

Note: A sinus may be rounded, as in the leaf of the white
oak, or acute, as in that of the red maple.
[1913 Webster]

{Pallial sinus}. (Zool.) See under {Pallial}.

{Sinus venosus}. [L., venous dilatation.] (Anat.)
(a) The main part of the cavity of the right auricle of
the heart in the higher vertebrates.
(b) In the lower vertebrates, a distinct chamber of the
heart formed by the union of the large systematic
veins and opening into the auricle.
[1913 Webster]


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  • Sinus Infection (Sinusitis): Causes, Symptoms Treatment
    Sinusitis is an inflammation, or swelling, of the tissue lining your sinuses Sinuses are structures inside your face that are normally filled with air Bacterial infections, viral infections and allergies can irritate them, causing them to get blocked and filled with fluid
  • How to Get Rid of a Sinus Infection - Healthline
    What causes a sinus infection? A sinus infection occurs when the tissue in the sinuses swells up This leads to a buildup of mucus, pain, and discomfort
  • Sinus infection: 11 symptoms and treatments - Medical News Today
    Sinus infections, or sinusitis, occur when a virus of bacteria enters the sinuses Read on for a list of common symptoms and treatments
  • Sinus Infection Basics | Sinus Infection | CDC
    When you have a sinus infection, one or more of your sinuses becomes inflamed Fluid builds up, which can cause congestion and runny nose
  • What’s causing your sinus trouble? - Mayo Clinic Press
    Sinus pain and discomfort typically starts when your sinuses become irritated and inflamed, causing swelling that can narrow or close off the openings This makes it hard for mucus to drain out of your sinus cavities Mucus and air pressure build, causing a feeling of stuffiness and congestion
  • Sinus Infection (Sinusitis): Symptoms, Causes, Duration, and Treatment
    Sinusitis, also known as a sinus infection, can cause symptoms such as facial pain, congestion, and headache
  • Sinus Infection (Sinusitis) | Asthma and Respiratory
    Your sinuses are hollow spaces on each side of your nose that make mucus Colds and other infections can inflame (swell) sinus tissue, keeping mucus from draining Bacteria can grow in this blocked mucus, causing a sinus infection Sinusitis and rhinosinusitis are other names for a sinus infection There are different types of sinus infections:
  • What Is a Sinus in Anatomy? More Than Your Nose
    In anatomy, a sinus is any hollow cavity, channel, or pocket within the body’s tissues The term comes from the Latin word for “fold” or “curve,” and it appears across many different body systems Most people hear “sinus” and think of the air-filled spaces in the face that get congested during a cold, but your body also contains venous sinuses in the brain and a major sinus in
  • Sinus Infection (Sinusitis): 18 Signs, Symptoms, Causes, Medications . . .
    Sinus infection is inflammation and or infection of the sinuses Signs and symptoms of sinus infections include nasal congestion, facial pain and swelling, sinus headache, fever, and cough
  • Nasal Sinus Care | Services Treatments | Sutter Health
    Our ENT specialists provide minimally invasive sinus surgery to remove polyps, correct structural issues and open up your sinuses ENT doctors also treat issues like snoring, sleep apnea and nasal obstructions caused by a deviated septum or enlarged turbinates (the curved bones in your nose)





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