NewYork-Presbyterian | Advances | A Monthly Health Newsletter for Patients

A monthly health newsletter for patients

May 2017

For Effective Treatment of Stroke, Speed Counts

StrokeIn the business world, you’ll often hear the phrase “time is money.” But in the medical world, particularly when it comes to treating victims of stroke, you’ll hear the phrase “time is the brain,” emphasizing that human nerve tissue is rapidly lost as stroke progresses, making immediate treatment critical.

A stroke is a "brain attack,” and is the leading cause of adult disability in the U.S. “The condition occurs when blood flow to an area of the brain is cut off. When this happens, brain cells are deprived of oxygen and begin to die, compromising such functions as memory and muscle control,” says Ann Hanley, MD, a neurologist at NewYork-Presbyterian Hudson Valley Hospital in Cortlandt Manor.

According to the National Stroke Association, each year nearly 800,000 people experience a new or recurrent stroke. Although it can happen to anyone at any time, there are certain risk factors that can increase a person’s chances of having one, including hypertension, diabetes, elevated cholesterol, smoking, obesity, and cardiac arrhythmias.

Strokes can be classified into two general types: an ischemic stroke is a result of a blood clot blocking a blood vessel carrying blood to the brain; less common is a hemorrhagic stroke, in which blood spills into or around the brain and creates swelling and pressure. This type of stroke is most often the result of hypertension.

“Symptoms of stroke can be quite variable,” says Dr. Hanley. “Most commonly they include weakness of the face, arm, and leg on one side of the body, sensory loss on one side of the body, abnormalities of language, vertigo, double vision, and crossed symptoms (affecting one side of the face and the opposite side of the body).” However, for an accurate diagnosis, Dr. Hanley notes that a patient’s history and a physical examination should be used to distinguish between other disorders that can mimic stroke, such as seizure, fainting spells, and low blood sugar to name a few.

Time is brain

Rapid and accurate diagnosis of the kind of stroke and the exact location of its damage is critical to successful treatment. For example, in cases of severe ischemic stroke, treatment involves the use of thrombolytic (clot-busting) therapy, but the medication must be administered within four hours of the onset of symptoms.

“The most recent intervention that has become the gold standard for treating acute ischemic stroke is mechanical thrombectomy (the surgical removal of clots that are blocking blood circulation), which must be performed within six hours of symptom onset,” says Dr. Hanley. She also notes that acute stroke treatment has evolved significantly over the past 20 years. Hemorrhagic strokes can often be managed medically as well but, at times, surgical options may be used depending on the site of the bleeding.

Because time is of the essence when it comes to stroke victims, it’s important to seek prompt medical attention. “If you see a person having a stroke, call 911 immediately,” advises Dr. Hanley.  “The death rate and level of disability resulting from strokes can be dramatically reduced by urgent and appropriate medical care.  The sooner treatment is started; the more likely there will be a good outcome.”

NewYork-Presbyterian Allen Hospital, NewYork-Presbyterian/Columbia University Medical Center, NewYork-Presbyterian Lower Manhattan Hospital, NewYork-Presbyterian/Weill Cornell Medical Center, along with its regional hospitals are New York State–designated Stroke Centers. NewYork-Presbyterian has received a Gold Plus Stroke re-designation by the American Heart Association. This recognition speaks to our quality stroke care and success with speeding recovery and reducing death and disability for stroke patients.

For more information, visit nyp.org/neuro.

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Melanoma: A Skin Condition that Needs to be Taken Seriously

MelanomaThere is a great comfort and a sense of well-being that comes from basking in the sun.  Its warming rays are satisfying and deliver a healthy-looking tan that adds to one’s appearance.  What seems like benefits derived from sunning, however, often have unintended and dangerous consequences, when overexposure can cause severe damage to the skin.

Sun damage can result in melanoma

“Of all skin cancers, melanoma is the most serious. It develops within the cells that produce melanin — the pigment that determines skin color,” says Larisa Geskin, MD, Director of the Comprehensive Skin Cancer Center at NewYork-Presbyterian/Columbia University Medical Center.

What may start out as harmless skin discoloration or a mole can indeed be a melanoma, potentially fatal if left unchecked and untreated, running the risk of spreading to the internal organs.

Melanomas often look like moles, and some develop from moles. Most of them are black or brown, but they can also be pink, red, purple, blue or white.  Melanoma accounts for less than one percent of skin cancer cases, but the vast majority of skin cancer deaths according to the Skin Cancer Foundation. “That’s why it is so important to see a dermatologist if you notice any unusual marks on your skin,” says Dr. Geskin. “Only early detection and treatment can make this skin condition curable.”

While no one is exempt from developing melanoma, certain factors can facilitate its development — chief among them being exposure to the sun. Particularly susceptible are those with fair skin, many moles, or when there is a history of melanoma in the family.

Simple ways to save your skin:

  1. Limit exposure to the sun.  It’s great to be outdoors on a sunny day, but be mindful that the sun is hottest between 10 am and 2 pm and take extra precautions during those hours to protect your skin.
  2. Use a broad-spectrum sunscreen. UV radiation can even damage skin during the winter and on overcast days. An SPF of 30+ is recommended.
  3. Wear protective apparel and accessories. That means lightweight clothing in addition to a hat and sunglasses.
  4. Avoid tanning beds. They have been shown to raise the risk of melanoma up to 75 percent. Among young adults (ages 25-29), melanoma is the chief new cancer diagnosed. Scientists believe that using tanning beds have contributed to these statistics.
  5. Know your history. Individuals with a hereditary risk of melanoma have a greatly increased risk of developing this disease during their lifetime, so genetic testing and monitoring are strongly recommended.
  6. Get checked. Visit a dermatologist for an annual skin exam or talk to your primary care physician about checking your skin.

Dr. Geskin also advises doing skin self-examination from head to toe every six to eight weeks. “It’s always important to examine your skin regularly and check for moles that have changed in shape, size or color. Report any changes to your doctor.”

For more information, visit nyp.org.

Teen Anxiety and Separation Issues: There is Help

AnxietyWhen it comes to adolescents, society and Hollywood tend to perpetuate the popular stereotypes that go along with them—that they are everything from irresponsible party animals to alienated rebels plagued with teenage angst.

While there may be a grain of truth in these stereotypes, there is a larger component at work. Anxiety is a very real condition for many teens (often present in childhood) as the pressures of coming of age, going off to college, and even laying the groundwork for the rest of their lives can cause true emotional turmoil.

According to John Walkup, MD, Director of the Division of Child and Adolescent Psychiatry at NewYork-Presbyterian, “Anxiety disorders constitute the most prevalent class of mental health problems in adolescents. Some of these include separation anxiety, generalized anxiety, and social anxiety disorders.”

While it’s natural for adolescents to experience anxiety to varying degrees at one time or another, some are unable to cope with even the most routine aspects of life. “You have a situation where the anxiety is out of proportion to the matter at hand, such as heading off to school (separation problems), apprehension about the future (generalized worry), or being around new people (social anxiety),” says Dr. Walkup.

“Adolescents with the disorder use avoidance to deal with every situation that triggers an anxious response, which can make the prospect of leaving home and going off to college especially daunting for the individual and his or her family,” says Dr. Walkup.

Anxiety disorders typically start in childhood. Affected children tend to be hyper-vigilant about the outside world and their inner world. They react to new situations not with curiosity and engagement but with a sense that these conditions are potentially threatening. “They cope by avoiding because anything novel is potentially threatening,” says Dr. Walkup. When these behaviors in childhood go unaddressed, individuals do not develop the right set of coping and adaption skills. As the academic, employment and social functioning pressures increase later in life, the anxious young adult finds himself struggling to function independently. As with most emotional and physical conditions, the sooner the disorder is treated, the better the outcome.

“It is best to work on this problem when it begins in childhood,” says Dr. Walkup. “That said, we have developed treatments to meet the unique needs of older adolescents and young adults with anxiety disorders who are struggling with the transition to independent living.” Despite the high prevalence of anxiety disorders in young adults, only one-third seek treatment.

“While we have done a good job of alerting the public about other psychiatric disorders like ADHD and teen depression, we are way behind in educating the public about the anxiety disorders and their role in preventing adolescents from becoming independent adults.”

The Youth Anxiety Center is a clinical and research collaboration of NewYork-Presbyterian Hospital, Columbia College of Physicians and Surgeons and Weill Cornell Medical College with a goal of improving outcomes and understanding how anxiety affects youth as they transition out of the home to college or work, and to independent living.

“While our patients learn to manage anxiety through individual and group therapy, their parents are also assisted in setting goals, communicating, and learning how to let go,’’ says Dr. Walkup. “The goal is to get the adolescent to take on and manage challenges on their own, with professional guidance to assist them along the way.”

For more information on our services, visit nyp.org or call 877-NYP-WELL to find a physician.

Move Freely by Treating the Effects of Osteoarthritis

OsteoarthritisWhen the Tin Man in the Wizard of Oz experienced joint stiffness, a few squirts of the oil can, and he was good to go. If only it were that simple for human beings.

Sometimes called degenerative joint disease or “wear and tear” arthritis, osteoarthritis (OA) is the most common chronic condition of the joints. It is estimated that between 20 million and 27 million people in the United States are affected.

While there is no specific cause of OA, certain factors put a person more at risk of developing the condition including advancing age, being overweight, overuse of a particular joint, having a family history of OA, and certain developmental abnormalities including hip dysplasia (a deformation or misalignment of the hip joint).

There is no cure for OA since there is currently no treatment that can reverse the joint damage. However, there is a host of treatments available geared towards reducing pain and improving the function of the joint, including:

  1. Weight loss: More weight puts more pressure on the joints, and extra body fat increases inflammation in the body, both of which are associated with OA.
  2. Regular workouts: Exercise is considered the most effective non-drug treatment for osteoarthritis. Flexibility, aerobic, and strengthening exercises all play an important role in improving the body’s ability to move and function.
  3. Medications: Topical ointments such as medicated patches and gels, and oral medications such as non-steroidal anti-inflammatory drugs can help decrease swelling and minimize pain.  
  4. Injections: Injections in the joints with steroids or hyaluronic acid (a gel-like fluid that lubricates joints) can be considered in some cases.
  5. Surgical treatments: Surgery is an option only if all other therapies fail. Procedures like joint replacement surgery, hip resurfacing or arthroscopy (to smooth a rough joint surface or remove loose cartilage or bone fragment) can be used in cases when the patient has lost a good amount of cartilage or is in a lot of pain, and if the patient is in good overall health.
  6. Supplements: Glucosamine sulfate has been studied in multiple clinical trials and shows some evidence that it reduces pain and swelling, and improves joint function.  Other OTC supplements have been used to treat symptoms of OA, but most lack research data to prove just how effective or safe they are.
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