NewYork-Presbyterian Hospital

Our Mission

NewYork-Presbyterian, an academic medical center located in New York City, offers expert care in nearly every medical specialty. It’s ranked among the top 10 hospitals by US News’ "America's Best Hospitals" survey. Additionally, our doctors conduct medical research through our two affiliated medical colleges: Columbia University College of Physicians & Surgeons and Weill Cornell Medical College.


  • NewYork-Presbyterian Hospital

    What is excessive daytime sleepiness (EDS)?

    Excessive daytime sleepiness is a common problem of adolescence, and it is usually caused by insufficient sleep, but may be associated with serious conditions such as narcolepsy, (falling asleep suddenly many times during the day), sleep apnea or the delayed sleep phase syndrome (an inability to...Read More
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    What are the symptoms of myelodysplastic syndromes?

    Patients often first develop anemia due to low red blood cell counts; they also may become more prone to infections and bleed or bruise easily. About a third of patients with M.D.S. develop a cancer called acute myelogenous leukemia. Read More
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    What are movement disorders?

    Movement disorders are neurological conditions or diseases that cause abnormal body movements. They are caused by various neurological and medical disorders. These disorders can lead to either slowed-down (hypokinetic) movements (as in Parkinson's disease) or to sped-up (hyperkinetic) movements (as...Read More
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    What triggers an asthma attack?

    Asthma symptoms can be triggered by a variety of things and differ among each person. According to the American Academy of Allergy Asthma and Immunology, common asthma triggers include:
    • Acid reflux
    • Air pollution
    • Allergies to such things as dust mites, pet dander, mold, pollen, cockroaches, and
    ...Read More
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    What is developmental receptive language disorder?

    Some people have trouble understanding certain aspects of speech. It's as if their brains are set to a different frequency and the reception is poor. There's the toddler who doesn't respond to his name, a preschooler who hands you a bell when you asked for a ball, or the worker who consistently can't...Read More
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    What are some causes of neuropathy?

    There are more than 200 different causes of neuropathy, including:
    • Nerve compression
    • Certain hereditary conditions
    • Rheumatologic and immune diseases
    • Trauma
    • Diabetes and prediabetes
    • AIDS and other infections
    • Kidney disease
    • Medications, toxins, and vitamin deficiencies
    • Bone marrow disorders
    ...Read More
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    Who can develop attention deficit hyperactivity disorder (ADHD)?

    Estimates suggest that about 2 million children (3 percent to 5 percent) have ADHD. Boys are two to three times more likely to have ADHD than girls. Many parents of children with ADHD experienced symptoms of ADHD when they were younger. ADHD is commonly found in brothers and sisters within the same...Read More
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    What are the risks of vitamin D deficiency?

    In children, vitamin D deficiency can interfere with bone mineralization, leading to rickets. With the increased risk of deficiency in girls, some of whom may become pregnant during adolescence, a lack of vitamin D may increase the maternal risk of preeclampsia and gestational diabetes and may be...Read More
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    What is developmental writing disorder?

    Writing involves several brain areas and functions. The brain networks for vocabulary, grammar, hand movement, and memory must all be in good working order. So a developmental writing disorder may result from problems in any of these areas. A child with a writing disability, particularly an expressive...Read More
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    What can I expect immediately after my lung transplant?

    Immediately after surgery, lung transplant patients recover for two to four days in the Cardiothoracic Intensive Care Unit. Patients will likely require the assistance of a ventilator for a day, and will receive pain medications, immunosuppressant medications, antibiotics, and other medications per...Read More
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    What causes ulcerative colitis?

    We can learn a lot by considering why doesn’t everyone have IBD?  Everyone experiences inflammation in the intestines at one time or another because this protects the GI tract from infection.  For example, if you swallowed food that had harmful bacteria on it, your GI tract would mount an attack (that...Read More
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    What is agoraphobia?

    Agoraphobia is a Greek word that literally means "s;fear of the marketplace."s; This anxiety disorder involves the fear of experiencing a panic attack in a place or situation from which escape may be difficult or embarrassing.
    The anxiety associated with agoraphobia is so severe that panic attacks...Read More
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    What are the symptoms of depression?

    The following are the most common symptoms of major depression. However, each individual may experience symptoms differently. Symptoms may include:
    • persistent sad, anxious, or empty mood
    • loss of interest in activities once previously enjoyed
    • excessive crying
    • increased restlessness and irritability
    ...Read More
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    What is anorectal manometry?

    This test helps determine the strength of the muscles in the rectum and anus. These muscles normally tighten to hold in a bowel movement and relax when a bowel movement is passed. Anorectal manometry is helpful in evaluating anorectal malformations and Hirschsprung's disease, among other problems....Read More
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    What is a signal-averaged electrocardiogram (SAEKG)?

    Performed for 15-20 minutes, information obtained from this test is processed by a computer to permit detection of cardiac abnormalities that might not be detected by standard ECG. Signal-averaged ECG is used when arrhythmia is suspected but not seen on a resting ECG, since arrhythmias may be transient...Read More