Patient Rights and Responsibilities
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My Health Home Patient Portal
Patient Rights and Responsibilities
Viruses Increasingly Behind Child Pneumonia Cases
Viruses Increasingly Behind Child Pneumonia Cases WEDNESDAY, Feb. 25, 2015 (HealthDay News) -- Young children are at increased risk of becoming seriously ill with pneumonia -- but unlike in years past, the cause is usually a respiratory virus, a large U.S. study finds. The researchers found that 66 percent of pneumonia cases in the more than 2,000 children in the study were caused by viruses alone. Just 8 percent had solely bacterial causes, and 7 percent were known to be caused by both bacteria and vir...
Vyvanse Approved for Binge-Eating Disorder
Vyvanse Approved for Binge-Eating Disorder MONDAY, Feb. 2, 2015 (HealthDay News) -- Vyvanse (lisdexamfetamine dimesylate) has been approved by the U.S. Food and Drug Administration to treat adults with recurring bouts of compulsive overeating known as binge-eating disorder. It's the first drug sanctioned in the United States to treat the disorder, the agency said in a news release. Vyvanse was first approved in 2007 to treat attention deficit hyperactivity disorder (ADHD) for those aged six and older. P...
Viruses May Play Role in Crohn's Disease, Colitis: Study
Viruses May Play Role in Crohn's Disease, Colitis: Study FRIDAY, Jan. 23, 2015 (HealthDay News) -- Viruses may play a role in inflammatory bowel diseases, including the two most common types, Crohn's disease and ulcerative colitis, a new study reveals. Previous research has linked these bowel diseases with a lower variety of bacteria in the gut, according to the researchers. In this new study, people with inflammatory bowel disease had a greater variety of viruses in their digestive systems compared to ...
Vaccine Opponents Often Cluster in Communities
Vaccine Opponents Often Cluster in Communities MONDAY, Jan. 19, 2015 (HealthDay News) -- Parents who refuse to have their children vaccinated appear to be clustered in certain areas, a new study suggests. Among more than 150,000 children in 13 counties in Northern California, the researchers found five clusters where kids had missed one or more vaccinations by the time they were 3 years old. "It's known from other studies that areas where there are clusters of vaccine refusal are at higher risk of epide...
Vaccination Can Cut Rates of Common Infection in Infants
Vaccination Can Cut Rates of Common Infection in Infants TUESDAY, Jan. 13, 2015 (HealthDay News) -- Rotavirus is a relatively common infection of infants and -- especially in poorer countries -- can cause sometimes fatal diarrhea and vomiting. However, a new U.S. study finds that widespread vaccination against rotavirus cuts children's rates of infection. In the study, researchers led by Leila Sahni, immunization action plan coordinator at Texas Children's Hospital, tracked the use of the rotavirus vacc...
Vitamin D May Boost Colon Cancer Survival, Study Finds
Vitamin D May Boost Colon Cancer Survival, Study Finds MONDAY, Jan. 12, 2015 (HealthDay News) -- Higher vitamin D levels in patients with advanced colon cancer appear to improve response to chemotherapy and targeted anti-cancer drugs, researchers say. "We found that patients who had vitamin D levels at the highest category had improved survival and improved progression-free survival, compared with patients in the lowest category," said lead author Dr. Kimmie Ng, an assistant professor of medicine at Har...
Vaccine for Deer Against 'Mad Cow'-Like Illness Shows Promise
Vaccine for Deer Against 'Mad Cow'-Like Illness Shows Promise SUNDAY, Dec. 21, 2014 (HealthDay News) -- A new vaccine created to fight an illness similar to "mad cow disease" in deer might also protect livestock and even humans from similar brain infections, researchers report. The vaccine appears to help prevent deer from becoming infected by the incurable brain disorder known as chronic wasting disease, according to the report in the Dec. 21 online edition of the journal Vaccine . Chronic wasting dise...
Vaccinating Schoolkids Cuts Flu in Communities: Study
Vaccinating Schoolkids Cuts Flu in Communities: Study MONDAY, Dec. 15, 2014 (HealthDay News) -- Giving flu shots to schoolchildren also protects others, a new study finds. "The effect of school-based vaccination was profound, both on the students and on the community," lead author Cuc Tran, a doctoral student in public health at the University of Florida, said in a university news release. When half of the children aged 5 to 17 in Alachua County, Fla., received seasonal flu vaccinations through a school...
Vitamins May Help Prevent Eye Problems After Weight-Loss Surgery, Study Finds
Vitamins May Help Prevent Eye Problems After Weight-Loss Surgery, Study Finds THURSDAY, Dec. 4, 2014 (HealthDay News) -- Weight-loss surgery patients who don't take prescribed vitamin and mineral supplements could put themselves at risk for vision problems, a new study says. Digestive system changes caused by the surgery can reduce nutrient absorption from food, the researchers explain in the current issue of the journal Obesity Surgery . "There is a risk that bariatric surgery patients, who do not take...
Vaccine for Hepatitis C Inches Closer to Reality
Vaccine for Hepatitis C Inches Closer to Reality WEDNESDAY, Nov. 5, 2014 (HealthDay News) -- An initial study suggests that a potential vaccine against hepatitis C, a liver disease that affects at least 130 million people worldwide, is safe in people. The newly released findings are good news, said study co-author Dr. Ellie Barnes, a professor of hepatology and experimental medicine at the University of Oxford in England. The results indicate the vaccine can safely boost the immune system in a way that ...
Voters' Views on Obamacare Split Along Party Lines
Voters' Views on Obamacare Split Along Party Lines WEDNESDAY, Oct. 29, 2014 (HealthDay News) -- Americans' opinions about the Affordable Care Act are sharply divided along political lines, a new study finds. Democratic voters are strongly in favor of the Affordable Care Act (ACA), according to the researchers. Almost three-quarters of Democrats want the next Congress to move ahead with the ACA. Thirty percent want Congress to implement the current law, while 44 percent want to expand the scope of the AC...
Vitamin D May Not Prevent Return of Women's Infection After All
Vitamin D May Not Prevent Return of Women's Infection After All TUESDAY, Oct. 28, 2014 (HealthDay News) -- A new study suggests that high doses of vitamin D may not help prevent the return of vaginosis, a vaginal infection that's especially common in younger women. The findings counter other research that suggests higher vitamin D levels could boost the immune system as it tries to fight off the infection, according to background information in the study. "Earlier studies observed that women with low vi...
Very Special Delivery: Unused U.S. Surgical Supplies
Very Special Delivery: Unused U.S. Surgical Supplies TUESDAY, Oct. 28, 2014 (HealthDay News) -- Unused medical supplies from American hospitals could improve the safety of surgeries around the world, a new report says. Certain large academic U.S. medical centers alone produce about 2 million pounds of surplus medical supplies each year, the researchers estimated. "In ORs [operating rooms] throughout the U.S., surgical supplies are often packaged together. Upon being opened, there are commonly excess sup...
Vitamin D Might Help Kids With Eczema
Vitamin D Might Help Kids With Eczema FRIDAY, Oct. 17, 2014 (HealthDay News) -- Daily vitamin D supplements might help children with eczema that gets worse in the winter, a new study suggests. When eczema, a chronic inflammatory skin disorder, flares up in the winter it's known as winter-related atopic dermatitis. Researchers found vitamin D significantly reduced the uncomfortable symptoms associated with this disorder. "While we don't know the exact proportion of patients with atopic dermatitis whose s...
Valvuloplasty (Balloon Valvuloplasty) Procedure overview What is valvuloplasty? Valvuloplasty is performed, in certain circumstances, to open a stenotic (stiff) heart valve. In valvuloplasty, a very small, narrow, hollow tube (known as a catheter) is advanced from a blood vessel in the groin through the aorta into the heart. Once the catheter is placed in the valve to be opened, a large balloon at the tip of the catheter is inflated until the leaflets (flaps) of the valve are opened. Once the valve has ...
Vision Many eye problems that affect infants, children, and adolescents require clinical care by a physician or other health care professional. Listed in the directory below you will find some, for which we have provided a brief overview. Vision Overview Age-Appropriate Vision Milestones Eye Examinations and Visual Screening Types of Visual Screening Tests for Infants and Children Problems With Vision
Visual Screening and Eye Examinations
Visual Screening and Eye Examinations Listed in the directory below you will find some additional information regarding your child's vision, for which we have provided a brief overview. Visual Screening Overview Age-Appropriate Vision Milestones Eye Examinations and Visual Screening Signs and Symptoms of Potential Eye Problems Types of Visual Screening Tests for Infants and Children
Vision, Hearing, and Speech Milestones
Vision, Hearing, and Speech Milestones Listed in the directory below you will find additional information regarding your child's vision, hearing, speech, and language development, for which we have provided a brief overview. Vision, Hearing and Speech Overview Vision Milestones Hearing Milestones Speech Milestones
Vulvar Cancer Click Image to Enlarge What is the vulva? The vulva is the external portion of the female genital organs. It includes: Labia majora. Two large, fleshy lips, or folds of skin. Labia minora. Small lips just inside the labia majora and surround the openings to the urethra and vagina. Vestibule. Space where the vagina opens. Prepuce. A fold of skin formed by the labia minora that covers the clitoris. Clitoris. A small protrusion of nerve tissue sensitive to stimulation. Fourchette. Area beneat...
Vulvitis What is vulvitis? Click Image to Enlarge Vulvitis is simply an inflammation of the vulva, the soft folds of skin outside the vagina. This is not a condition, but rather a symptom that results from a host of diseases, infections, injuries, allergies, and other irritants. Diagnosing and treating this condition can be frustrating because it is often difficult to determine the specific cause of the irritation. What causes vulvitis? Vulvitis may be caused by one or more of the following: Scented or ...
Viral Hepatitis Overview
Viral Hepatitis Overview What is hepatitis? Hepatitis is inflammation of the liver that results in liver cell damage and destruction. Click Image to Enlarge Hepatitis can be categorized in 2 groups: Acute hepatitis Chronic hepatitis There are 6 main types of the hepatitis virus that have been identified: Hepatitis A. This type of hepatitis is usually spread by fecal-oral contact, or fecal-infected food and water. It may also be spread by blood-borne infection (which is rare). The following is a list of ...
Vitamin B No Help for Alzheimer's: Review
Vitamin B No Help for Alzheimer's: Review WEDNESDAY, July 16, 2014 (HealthDay News) -- Taking B vitamins does not slow age-related mental decline or prevent Alzheimer's disease, a new review says. People with Alzheimer's have high blood levels of a compound called homocysteine, and people with elevated levels of the compound have been shown to be at higher risk for Alzheimer's. It's known that folic acid (vitamin B-9) and vitamin B-12 lower homocysteine levels, so it was believed that taking B vitamins ...
Vitamin D: A Key to a Longer Life?
Vitamin D: A Key to a Longer Life? TUESDAY, June 17, 2014 (HealthDay News) -- Higher levels of vitamin D may protect people from an earlier death, particularly from cancer and heart disease, suggests a new analysis of existing research. And, the opposite may also be true -- low levels of vitamin D may be linked to a higher risk of premature death. But the researchers acknowledge that the review's findings aren't definitive. "People with low vitamin D die more frequently from heart disease and cancer, bu...
Veterans With Brain Injury May Be at Risk for Dementia: Study
Veterans With Brain Injury May Be at Risk for Dementia: Study WEDNESDAY, June 25, 2014 (HealthDay News) -- Military veterans who have experienced a traumatic brain injury may be more prone to developing dementia, new research suggests. In fact, they were 60 percent more likely to be diagnosed with dementia sooner than those who never had a brain injury. ""Our results suggest that [brain injury] may increase the risk of developing dementia in older veterans, with an age of onset about two years earlier. ...
Vaccine for Infant Tummy Bug Cuts Hospitalizations: CDC
Vaccine for Infant Tummy Bug Cuts Hospitalizations: CDC MONDAY, June 9, 2014 (HealthDay News) -- Since the introduction of rotavirus vaccine in 2006, the number of kids hospitalized for severe diarrhea has dropped dramatically, a new study finds. Rotavirus is a common cause of sometimes severe gastrointestinal infections in babies and young children. However, by 2009-2010, hospitalizations for rotavirus among children under 5 had been reduced by 94 percent due to widespread vaccination, researchers from...
Venograma renal (Venograma renal, Venografía renal, Venograma de los riñones) Descripción general del procedimiento ¿Qué es un venograma renal? Un venograma renal es un procedimiento de diagnóstico que brinda información sobre el estado de la circulación de los riñones. Un venograma renal utiliza rayos X y un colorante de contraste intravenoso (IV) para visualizar las venas en los riñones y las venas que transportan sangre fuera de los riñones. La solución de contraste hace que los vasos sanguíneos apar...
Venogram (Venography, Phlebography, Lower Limb Venography) Procedure overview What is a venogram? A venogram is a procedure that provides X-ray visualization of the veins, particularly in the lower extremities (legs). Contrast material, also known as X-ray dye, is injected that is visible on X-ray. The contrast dye allows the doctor to evaluate the size and condition of the veins. A venogram may be used for diagnosing deep vein thrombosis (DVT), although ultrasound is usually used for this. Venography c...
Vascular Studies (Carotid, Arm, and Leg Arterial and Venous Studies, Carotid Ultrasound, Venous Doppler Studies, Arterial Doppler Studies, Pulse Volume Recordings, PVRS) Procedure overview What are vascular studies? Vascular studies are a noninvasive (the skin is not pierced) procedure used to assess the blood flow in arteries and veins. A transducer (like a microphone) sends out ultrasonic sound waves at a frequency too high to be heard. When the transducer is placed on the skin at certain locations an...
Vision Overview When an infant first emerges into the world, his or her eyesight is immature. While the infant can see the form of his or her mother and can tell the difference between light and dark, the ability to focus has not been developed. Monitoring your child's ability to see is an important part of the health of your growing child. Facts about vision problems: More than one in 20 preschoolers have vision problems of a type that can lead to vision loss if not treated. More than 12.1 million, or ...
Visual Screening Overview
Visual Screening Overview Newborn babies arrive equipped with wonderful abilities to see and hear. Although their vision is not as sharp as that of an adult, newborn babies show responses to adult faces in the earliest days of life. Babies also have remarkable responses to sounds. They startle with loud noises and become quiet to the mother's voice. Sometimes, babies have problems with vision. These problems may be due to a birth defect, or may be caused by the effects of prematurity, neurological probl...
Vacunas La importancia de las vacunas Muchas enfermedades infantiles pueden prevenirse si se siguen las pautas recomendadas para la vacunación: Vacuna meningocócica - para proteger contra la enfermedad de la meningitis. Hep. B - protege contra la hepatitis B. Vacuna contra la polio - protege contra la poliomielitis. DTaP Tdap - protege contra difteria, tétano (trismo) y pertussis (tos ferina). Vacuna Hib - protege contra Haemophilus influenzae tipo B (que causa la meningitis espinal). MMR - protege cont...
Virus Herpes Simplex / Herpes Labial
Virus Herpes Simplex / Herpes Labial ¿Qué son las úlceras del herpes simplex? Las úlceras del herpes simplex son ampollas pequeñas que brotan alrededor de la boca y que están originadas por el virus herpes simplex. La cepa más común del virus que causa úlceras es el herpes simplex 1. Una vez infectado, el virus herpes simplex permanece inactivo durante períodos prolongados y puede reactivarse. Los episodios de úlceras del herpes simplex no suelen durar más de dos semanas. El sol, el viento, un resfriado...
Virus Paragripales Humanos (HPIV)
Virus Paragripales Humanos (HPIV) ¿Qué son los virus paragripales humanos? Los virus paragripales humanos (su sigla en en inglés es HPIV) son un grupo de virus que causan distintos tipos de infecciones respiratorias y son más comunes en niños y bebés. La mayoría de los HPIV causan infecciones en las vías respiratorias superiores tales como resfrío común, infecciones en los oídos o dolor de garganta. Otras infecciones causadas por el HPIV incluyen infecciones de las vías respiratorias inferiores tales co...
Virus Sincitial Respiratorio (RSV)
Virus Sincitial Respiratorio (RSV) ¿Qué es el virus sincitial respiratorio? El virus sincitial respiratorio (su sigla en inglés es RSV) es la causa más frecuente de bronquiolitis (inflamación de la vías respiratorias inferiores) y neumonía en los bebés. Es una enfermedad que suele presentarse en brotes epidémicos anuales en diferentes comunidades y en unidades de cuidados intensivos neonatales (UCIN). En Estados Unidos, el RSV es más frecuente durante los meses de invierno y primavera. ¿Cuál es la causa...
Virus de la Inmunodeficiencia Humana (VIH)
Virus de la Inmunodeficiencia Humana (VIH) ¿Qué es el virus de la inmunodeficiencia humana? El virus de la inmunodeficiencia humana (VIH, su sigla en inglés es HIV) provoca el síndrome de inmunodeficiencia adquirida (SIDA, su sigla en inglés es AIDS), enfermedad que mata o altera las células del sistema inmune y destruye progresivamente la capacidad del cuerpo de luchar contra las infecciones y ciertos cánceres. El término SIDA se aplica a los estadios más avanzados de la infección por VIH. ¿Cómo se tra...
Varicela ¿Qué es la varicela? La varicela es una enfermedad viral altamente contagiosa, generalmente asociada con la infancia. Al llegar a la edad adulta, más del 95 por ciento de los estadounidenses ha tenido la varicela. La enfermedad es causada por el virus varicela-zóster (VZV), una forma del virus herpes. Se transmite de persona a persona por contacto directo o a través del aire. Hasta 1995, la varicela era común, y casi nadie llegaba a la edad adulta sin haberla contraído. Sin embargo, la introduc...
Vesicoureteral Reflux (VUR)
Vesicoureteral Reflux (VUR) What is vesicoureteral reflux (VUR)? Vesicoureteral reflux occurs when urine dwelling in the bladder flows back into the ureters and often back into the kidneys. The bladder is the hollow, muscular organ that stores urine before urination occurs. The bladder has three small openings; two connect the ureters where urine is drained down from the kidneys, and one connects the bladder to the urethra where urine exits the body. The ureters are funnel-shaped tubes that carry urine ...
Very Low Birthweight
Very Low Birthweight What is very low birthweight? Very low birthweight is a term used to describe babies who are born weighing less than 1,500 grams (3 pounds, 4 ounces). Only a few babies, 1.5 percent, are born this tiny. However, the overall rate of very low birthweight babies in the U.S. is increasing. This is primarily due to the greater numbers of multiple birth babies who are more likely to be born early and weigh less. Babies with very low birthweight look much smaller than other babies of norma...
Vision and Hearing
Vision and Hearing Sometimes, babies have problems with vision or hearing. These problems may be due to a birth defect or prematurity. Vision and hearing loss in babies requires clinical care by a physician or other health care professional. Listed in the directory below is some additional information regarding vision and hearing, for which we have provided a brief overview. Retinopathy of Prematurity Hearing Loss in Babies
Vitamin K Deficiency Bleeding (Hemorrhagic Disease of the Newborn)
Vitamin K Deficiency Bleeding (Hemorrhagic Disease of the Newborn) What is vitamin K deficiency bleeding? Vitamin K deficiency bleeding (VKDB) is a bleeding problem that occurs in some newborns during the first few days of life. VKDB was previously called hemorrhagic disease of the newborn. What causes vitamin K deficiency bleeding? Babies are normally born with low levels of vitamin K, an essential factor in blood clotting. A deficiency in vitamin K is the main cause of VKDB. Who is affected by vitamin...
Varicella (Chickenpox) What is varicella? Varicella (chickenpox) is a very common childhood disease. It is usually mild, but can be serious, especially in young infants and adults. Varicella is caused by the varicella-zoster virus (VZV), a form of the herpes virus. Varicella is a highly contagious virus that is spread from person-to-person through the air or by contacting the fluid from the blisters caused by the virus. Chickenpox causes a blistering itching rash (pox), fever, and fatigue. It can lead t...
Vitamin, Gene, and Enzyme Replacement Therapy
Vitamin, Gene, and Enzyme Replacement Therapy How is vitamin, gene, and enzyme replacement therapy useful in the identification, treatment, and prevention of birth defects? Vitamin therapy. There is a wealth of research occurring in the area of nutrition and how it plays a role in either causing, preventing, or decreasing the chances for disease. Similarly, there has been research into the nutritional causes of birth defects. One such discovery involves a B vitamin called folic acid. Taking folic acid o...
Varicella and Pregnancy
Varicella and Pregnancy What is varicella? Varicella (or chickenpox) is a highly infectious disease, usually associated with childhood. By adulthood, the vast majority of Americans have had chickenpox or have previously been vaccinated in childhood. Although more than 90 percent of pregnant women are immune to chickenpox, about 1 in 2,000 pregnant women in the United States will develop chickenpox during pregnancy, however, because they are not immune. Pregnant women who get chickenpox are at risk for s...
Viruses, Bacteria, and Parasites in the Digestive Tract
Viruses, Bacteria, and Parasites in the Digestive Tract What are viruses, bacteria, and parasites? Viruses, bacteria, and parasites are living organisms that are found all around us. They exist in water and soil, on the surfaces of foods that we eat and on surfaces that we touch, such as countertops in the bathroom or kitchen. Some bacteria live in our bodies and do not cause problems. Other kinds of bacteria (as well as parasites and viruses) can make us quite ill if they invade our bodies. Bacteria an...
Viral Exanthems (Rashes)
Viral Exanthems (Rashes) Many viral infections of the skin in childhood are called "viral exanthems." Exanthem is another name for a rash or skin eruption. Viral exanthems (rashes) require clinical care by a physician or other health care professional. Listed in the directory below are some, for which we have provided a brief overview. Rubella (German Measles) Rubeola (Measles) Roseola Fifth Disease Chickenpox
Viral Skin Infections
Viral Skin Infections Viral skin infections require clinical care by a physician or other health care professional. Listed in the directory below is some additional information regarding viral skin infections, for which we have provided a brief overview. Herpes Zoster (Shingles) Pityriasis Rosea Warts Molluscum Contagiosum
Vascular Malformations and Hemangiomas
Vascular Malformations and Hemangiomas What is a hemangioma? A hemangioma is a type of birthmark. It is the most common benign (noncancerous) tumor of the skin. Hemangiomas may be present at birth (faint red mark) or may appear in the first months after birth. A hemangioma is also known as a port wine stain, strawberry hemangioma, and salmon patch. About 60 percent of hemangiomas occur in the head or neck area. Hemangiomas occur at least three times more often in females than in males. Most will continu...
Ventricular Septal Defect (VSD)
Ventricular Septal Defect (VSD) What is a ventricular septal defect? Click Image to Enlarge A ventricular septal defect is an opening in the ventricular septum, or dividing wall between the two lower chambers of the heart known as the right and left ventricles. VSD is a congenital (present at birth) heart defect. As the fetus is growing, something occurs to affect heart development during the first eight weeks of pregnancy, resulting in a VSD. Normally, oxygen-poor (blue) blood returns to the right atri...
Vasculitis Vasculitis is a term that refers to several different conditions, all of which involve inflammation and/or damage to the blood vessels, ranging from moderate to severe. Many forms of vasculitis require clinical care by a physician or other health care professional. Listed in the directory below are some of these diseases, for which we have provided a brief overview. Other forms of vasculitis including Wegener's granulomatosis, polyarteritis, and Takayasu arteritis occur rarely in children. Ka...
Vulvitis in Teens
Vulvitis in Teens What is vulvitis? Vulvitis is simply an inflammation of the vulva, the soft folds of skin outside the vagina. This is not a condition but rather a symptom that results from a host of diseases, infections, injuries, allergies, and other irritants. Diagnosing and treating this condition can be frustrating because it is often difficult to determine the specific cause of the irritation. What causes vulvitis? Vulvitis may be caused by one, or more, of the following: Scented or colored toile...
Vaginitis in Adolescents
Vaginitis in Adolescents What is vaginitis? Vaginitis refers to any inflammation or infection of the vagina. This is a common gynecological problem found in females of all ages, with one-third of females having at least one form of vaginitis at some time during their lives. When the walls of the vagina become inflamed, because some irritant has disturbed the balance of the vaginal area, vaginitis can occur. What causes vaginitis? Bacteria, yeast, viruses, or chemicals in creams or sprays, can cause vagi...
Vision, Hearing and Speech Overview
Vision, Hearing, and Speech Overview Vision, hearing, and speech are an important part of your child's life. When an infant first emerges into the world, his or her eyesight is immature, later developing the ability to focus. Hearing appears early in fetal development and is necessary for proper progression of speech and language. Monitoring your child's ability to see, hear, and speak is an important part of the health of your growing child. The American Academy of Ophthalmology, the American Optometri...
Venas Varicosas ¿Qué son las venas varicosas? Las várices o venas varicosas son venas dilatadas visibles a través de la piel, como cordones retorcidos de color azul o púrpura que parecen nudos. Las venas varicosas se pueden presentar en cualquier parte del cuerpo, pero se encuentran con más frecuencia en las piernas. Las hemorroides, un tipo de venas varicosas, pueden aparecer durante el embarazo alrededor del ano o en la vagina. ¿Qué son las arañas vasculares? Las arañas vasculares, un tipo de venas va...
Varicose Veins What are varicose veins? Varicose veins are enlarged veins that are visible through the skin and may appear as blue or purple twisted, knot-like cords. Varicose veins can occur anywhere in the body, but are more commonly found on the legs. Hemorrhoids, a type of varicose vein, can appear during pregnancy around the anus or in the vagina. What are spider veins? Spider veins, a milder type of varicose veins, are smaller than varicose veins and often look like a sunburst or "spider web." The...
Vascular Conditions and Diseases
Vascular Conditions and Diseases There are many vascular conditions that require clinical care by a physician or other health care professional. Listed in the directory below are some of these conditions, for which we have provided a brief overview. Overview of the Vascular System Medical Management of Vascular Conditions Aneurysm Abdominal Aortic Aneurysm Cerebral Aneurysm Thoracic Aortic Aneurysm Carotid Artery Disease Chronic Venous Insufficiency Claudication Deep Vein Thrombosis (DVT) / Thrombophleb...
Visión General del Derrame Cerebral
Visión General del Derrame Cerebral Click Image to Enlarge ¿Qué es el derrame cerebral? El derrame cerebral, también llamado ataque cerebral, ocurre cuando se produce una alteración del flujo normal de sangre en el encéfalo. La interrupción de la corriente sanguínea se produce cuando un coágulo o trozo de placa bloquea uno de los vasos sanguíneos vitales del cerebro (accidente isquémico), o bien cuando un vaso sanguíneo del encéfalo se revienta, con lo que la sangre se derrama en los tejidos circundante...
Virus del Nilo Occidental
Virus del Nilo Occidental ¿Qué es el virus del Nilo occidental? El virus del Nilo occidental (West Nile Virus, en inglés) pertenece a un grupo de virus conocidos como flavivirus, que son frecuentes en áfrica, Asia Occidental, Europa y Medio Oriente. Los flavivirus son transmitidos por los insectos, mayormente por los mosquitos. Otros ejemplos de flavivirus incluyen la fiebre amarilla, la encefalitis japonesa, el virus del dengue y el virus de la encefalitis de San Luis (el virus del Nilo occidental está...
Von Hippel-Lindau Syndrome
Von Hippel-Lindau Syndrome What is von Hippel-Lindau syndrome (VHL)? Two eye doctors--von Hippel in Germany and Lindau in Sweden--were the first to publish descriptions of tumors in patients' eyes and brains, hallmarks of this genetic condition. In the 1960s, the disease was named von Hippel-Lindau syndrome to recognize their contributions in characterizing the condition. Von Hippel-Lindau syndrome is a rare genetic disorder characterized by an increased risk of developing the tumors listed below: Heman...
Vejiga Neurogénica Click Image to Enlarge ¿Qué es la vejiga neurogénica? Los músculos y los nervios del sistema urinario trabajan juntos para contener la orina en la vejiga y vaciarla en el momento apropiado. Los nervios llevan mensajes de la vejiga al cerebro y del cerebro a los músculos de la vejiga para decirles cuándo deben contraerse o relajarse. En la vejiga neurogénica, los nervios que supuestamente llevan estos mensajes no funcionan adecuadamente. Complicaciones de la vejiga neurogénica: Los sig...
Visión General de la Cirugía
Visión General de la Cirugía Los Tipos de Cirugía El Entorno Quirúrgico El Propósito de la Cirugía
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200 West Church Street, Lexington, TN 38351
Copyright 2015. All rights reserved.