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Vitamin D Deficiency Might Be Tied to Erectile Dysfunction
Vitamin D Deficiency Might Be Tied to Erectile Dysfunction FRIDAY, Nov. 13, 2015 (HealthDay News) -- Low levels of vitamin D may be associated with erectile dysfunction, a new study suggests. Researchers analyzed data from more than 3,400 American men, age 20 and older, who did not have heart disease. Thirty percent were vitamin D deficient, which means their levels of the "sunshine vitamin" were below 20 nanograms per milliliter of blood. And 16 percent had erectile dysfunction. Vitamin D deficiency wa...
Vaccine for Deadly Respiratory Virus Shows Promise in Early Trial
Vaccine for Deadly Respiratory Virus Shows Promise in Early Trial WEDNESDAY, Nov. 4, 2015 (HealthDay News) -- Another research team is reporting progress toward developing a vaccine to prevent respiratory syncytial virus (RSV), a common lung infection that can cause deadly complications in infants and the elderly. Scientists think a proven vaccine could still be years away. But the new findings add to a growing list of recent advances toward routine immunizations against the disease. "It's impressive," ...
Very Young Babies Sense Touch Differently
Very Young Babies Sense Touch Differently MONDAY, Oct. 19, 2015 (HealthDay News) -- When you touch a newborn's hands or feet, the infant doesn't identify that sensation the same way older babies, children and adults do, a new study suggests. This situation lasts for about the first four months of a baby's life, according to the results published Oct. 19 in the journal Current Biology . "Our findings are really the first to address what is quite a fundamental question about our sensory experience in earl...
Vaccines Rarely Cause Life-Threatening Allergic Reactions: CDC
Vaccines Rarely Cause Life-Threatening Allergic Reactions: CDC THURSDAY, Oct. 15, 2015 (HealthDay News) -- A U.S. government study has reassuring news for concerned parents -- vaccines rarely trigger serious and potentially fatal allergic reactions. Just 33 people had a serious, potentially life-threatening allergic reaction -- also known as anaphylaxis -- out of 25 million vaccines given, according to research from the U.S. Centers for Disease Control and Prevention. That's 1.3 people in every million ...
Vitamin D, Calcium May Not Prevent Colon Cancer After All
Vitamin D, Calcium May Not Prevent Colon Cancer After All WEDNESDAY, Oct. 14, 2015 (HealthDay News) -- New clinical trial results negate the supposed colon cancer-preventing benefits of calcium and vitamin D supplements. Neither calcium nor vitamin D, taken alone or together after precancerous colon polyps were removed, significantly reduced the risk of new polyps developing, researchers report. The results contradict decades of observational studies that showed that people who take lots of calcium and ...
Video Games May Make Women Pile Up More Than Points
Video Games May Make Women Pile Up More Than Points TUESDAY, Sept. 29, 2015 (HealthDay News) -- Young women, beware: Playing computer games might pack on the pounds, new research suggests. The study included about 2,500 people in Sweden between the ages of 20 and 24 who were tracked from 2007 to 2012. Normal-weight women who played computer games for at least one hour a day were more likely to become overweight over those five years than those who did not play computer games. That's according to researc...
Vitamin D Does this test have other names? 25-hydroxyvitamin D (25-high-DROX-ee-VIE-tuh-min D), 25(OH)D What is this test? Vitamin D is mainly found in fortified dairy foods, juice, breakfast cereal, and certain fish. This vitamin plays many roles in the body. But because it helps the body absorb calcium from foods and supplements, it's particularly important for bone health. Vitamin D has many additional roles in the body. Vitamin D comes in several forms. When ultraviolet light, such as sunlight, hits...
Varicoceles Varicoceles are veins that have expanded, or dilated, because of swelling. The condition is much like varicose veins that occur in the legs of some adult women and men. Swelling occurs when veins inside the spermatic cord aren't working properly. The spermatic cord is a structure that contains vessels and other tissues joining each testicle to the body. Veins in the cord normally take blood back to the heart, and tiny valves inside the veins keep the blood flowing in the right direction. Val...
Vertebroplasty (Percutaneous Vertebroplasty) Procedure overview Vertebroplasty is a procedure in which a special medical-grade cement mixture is injected into a fractured vertebra. The vertebrae are the small bones that make up the spine. When they become fractured, you will often experience pain and a loss of mobility. When vertebroplasty is successful, the cement mixture injection stabilizes the vertebra and allows you to return to normal activity after a recovery period. Click image to enlarge Reason...
Vardenafil Hydrochloride Oral tablet
Vardenafil Hydrochloride Oral tablet What is this medicine? VARDENAFIL (var den a fil) is used to treat erection problems in men. How should I use this medicine? Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. You may take this medicine with or without meals. The dose is usually taken 1 hour before sexual activity. You should not take this dose more than once per day. Do not take your medicine more often than directed. Talk to your pediatrician regardi...
Venography (Lower Limb Venography)
Venography (Lower Limb Venography) What is venography? Venography is a procedure that makes X-ray pictures of the veins, often of the legs. Dye (contrast material) is injected. The contrast dye lets your health care provider to check the size and condition of the veins. Depending on the reason for the procedure, different areas may be looked at. For example, the procedure may involve one or both legs or arms or the vena cava, the large vein that carries blood from the body to the heart. Click Image to E...
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 ...
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...
Vesicoureteral Reflux (VUR)
Vesicoureteral Reflux (VUR) What is vesicoureteral reflux? Vesicoureteral reflux happens 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 happens. The bladder has 3 small openings; 2 connect the ureters where urine is drained down from the kidneys, and 1 connects the bladder to the urethra where urine exits the body. The ureters are funnel-shaped tubes that carry urine from the kid...
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%, 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 normal birth...
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...
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
Varicella (Chickenpox) What is varicella? Varicella (chickenpox) is a very common childhood disease. It's 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 to...
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...
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
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. It is 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 1, or more, of the following: Scented or colored toilet pape...
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 1 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 happen. What causes vaginitis? Bacteria, yeast, viruses, or chemicals in creams or sprays, or even clothin...
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...
Varicose Veins What are varicose veins? Varicose veins are enlarged, twisted veins. Varicose veins can occur anywhere in the body, but are more common in the legs. Varicose veins are not considered a serious medical condition. But, they can be uncomfortable and can lead to more serious problems. And, because they may be very noticeable, they may cause people to feel uncomfortable or embarrassed. What are spider veins? Spider veins, a milder type of varicose veins, are smaller than varicose veins and oft...
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 ...
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...
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 ...
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, 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...
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...
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...
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...
Visión General de la Cirugía
Visión General de la Cirugía Los Tipos de Cirugía El Entorno Quirúrgico El Propósito de la Cirugía
Visión General del Equipo de Tratamiento de Medicina Física y Rehabilitación
Visión General del Equipo de Tratamiento de Medicina Física y Rehabilitación ¿Qué especialistas forman el equipo de tratamiento de PM&R? El programa de rehabilitación se diseña específicamente para cada paciente dependiendo de su lesión, trastorno o enfermedad. La base para el tratamiento rehabilitador es un enfoque multidisciplinario en los cuidados y los servicios. El término multidisciplinario hace referencia al hecho de que varias disciplinas colaboran para conseguir un objetivo común. Generalme...
Visión General de la Medicina Física y Rehabilitación
Visión General de la Medicina Física y Rehabilitación ¿Qué es la medicina física y rehabilitación? La medicina física y rehabilitación (su sigla en inglés es PM&R), conocida también como fisiatría y como fisioterapia, es una especialidad médica que se ocupa de la restauración de las capacidades perdidas a causa de una enfermedad, trastorno o lesión. La fisiatría ofrece una atención integrada y multidisciplinaria que tiene por finalidad la recuperación integral del paciente, abordando sus necesidades...
Visitas de Rutina
Visitas de Rutina ¿Qué son las visitas de rutina? Además de llevar a su hijo al médico cuando su hijo esté enfermo o cuando necesite un examen para participar en una actividad específica, se recomiendan las visitas de rutina. Las visitas de rutina al pediatra para el cuidado del bebé sano o el cuidado del niño sano se hacen por las siguientes razones: Exámenes físicos. Actualizar las vacunas. Seguir el crecimiento y desarrollo. Descubrir cualquier problema antes de que se vuelva grave. Información sobre...
Visión General de los Trastornos del Sistema Nervioso
Visión General de los Trastornos del Sistema Nervioso ¿Qué es el sistema nervioso? El sistema nervioso es un sistema complejo y sofisticado que regula y coordina las funciones y actividades del cuerpo. Está formado por dos divisiones principales: El sistema nervioso central - compuesto por el encéfalo y la médula espinal. El sistema nervioso periférico - compuesto por el resto de los elementos neurales. Click Image to Enlarge Además del encéfalo y la médula espinal, los órganos principales del sistema n...
VIH y SIDA
VIH y SIDA ¿Qué es el SIDA? El SIDA (síndrome de inmunodeficiencia adquirida) es causado por el virus de inmunodeficiencia humana (VIH), que mata o altera las células del sistema inmunológico y destruye progresivamente la capacidad del cuerpo de luchar contra las infecciones y ciertos cánceres. El VIH se propaga generalmente por el contacto sexual con una pareja infectada. El término SIDA se aplica a las fases más avanzadas de la infección por el virus VIH. Los criterios oficiales para la definición del...
Visión General del Cuidado de la Salud en el Hogar
Visión General del Cuidado de la Salud en el Hogar ¿Qué es la salud en el hogar? Antes de la medicina moderna, los cuidados médicos en el hogar eran muy comunes y rara vez se hospitalizaba al enfermo. Actualmente, con la tendencia creciente a disminuir la permanencia hospitalaria, el cuidado de la salud en el hogar está ganando popularidad. Mientras que en el pasado los cuidadores generalmente eran amigos o miembros de la familia, en la actualidad el cuidado de la salud en el hogar, es un servicio ofrec...
Visión General de los Cuidados de Hospicio
Visión General de los Cuidados de Hospicio ¿Qué son los cuidados de hospicio? La palabra "hospicio" literalmente significa "un lugar de refugio". También es el tipo de cuidado que se proporciona en el hogar para ayudarle al paciente enfermo en la etapa terminal de su vida. Los cuidados generalmente incluyen alivio de los síntomas y ofrecer apoyo psicológico y social para el paciente y sus familiares. El objetivo de los cuidados de hospicio es proporcionarle al paciente con enfermedad terminal, paz, como...
Vellosidad Excesiva [Hirsutismo]
Vellosidad Excesiva [Hirsutismo] ¿Qué es la vellosidad excesiva? La vellosidad excesiva, también conocida como hirsutismo, está caracterizada por el crecimiento anormal de vello en zonas de la piel donde normalmente no hay vello. Si bien esta condición puede afectar por igual a mujeres y hombres, es usual que sólo represente un problema para las mujeres. ¿Cuál es la causa de la vellosidad excesiva? La vellosidad excesiva tiende a ser hereditaria, en especial entre las familias de origen mediterráneo. En...
Verrugas ¿Qué son las verrugas? Las verrugas son crecimientos no cancerosos en la piel provocados por el papilomavirus. Son más comunes en los niños que en los adultos, si bien pueden desarrollarse a cualquier edad. Pueden contagiarse a otras partes del cuerpo y a otras personas. Hay muchos tipos diferentes debido a los numerosos y diversos tipos de papilomavirus (más de 100). Las verrugas no son dolorosas, excepto cuando se localizan en los pies. La mayor parte de las verrugas desaparece, sin tratamien...
Vivir con un Marcapasos o Cardiodesfibrilador Implantable (CDI)
Vivir con un Marcapasos o Cardiodesfibrilador Implantable (CDI) Vivir con un marcapasos o un CDI: Con los avances tecnológicos, los marcapasos y los CDI duran generalmente varios años (dependiendo del uso y el tipo de dispositivo) y, en la mayoría de los casos, permiten que el paciente lleve una vida normal. Además, con los avances en los sistemas de circuitos de los dispositivos y la insulation, se ha reducido el riesgo de interferencias de ciertos aparatos, como por ejemplo los microondas, que en el p...
Visión General de Medicina Complementaria y Alternativa
Visión General de Medicina Complementaria y Alternativa ¿Cuáles son los diferentes tipos de Medicina Complementaria y Alternativa (su sigla en inglés es CAM)? Muchos campos diferentes constituyen la práctica de la medicina complementaria y alternativa. Además, muchos componentes de un campo pueden sobreponerse con los componentes del otro (un ejemplo es la acupuntura). Los ejemplos de la CAM incluyen los siguientes: La Medicina Tradicional Alternativa - Este campo incluye las formas de terapia más acept...
Viral Hemorrhagic Fevers
Viral Hemorrhagic Fevers What are viral hemorrhagic fevers? Viral hemorrhagic fevers (VHF) is a term that refers to a group of illnesses caused by several distinct families of viruses. While some types of hemorrhagic fever viruses cause illnesses that are relatively mild, many of these cause severe, life-threatening diseases with no known cures. Perhaps the most well-known of this group of diseases is the Ebola virus, made famous by the movie Outbreak . Hemorrhagic fever viruses are caused by viruses of...
Vein Removal What are spider veins? Spider veins, commonly found on the face and legs, are caused by the dilation of a small group of blood vessels near the skin's surface. They often look like red or purple sunbursts or web patterns and are more common in women. What are varicose veins? Varicose veins are caused by swollen or enlarged blood vessels. The blood vessels have enlarged due to a weakening in the vein's wall or valves. Located deeper in the skin than spider veins, they may appear raised and o...
Vision Milestones Vision normally sharpens as a baby matures into childhood. However, vision problems may be suspected in children who are not responding to their environment properly. The following are some age-related guidelines that may help to decide if your child is having vision problems. It is important to remember that not every child is the same, and some children may reach milestones at different ages. Consult your child's doctor if you are suspicious that your child is not seeing correctly or...
Vital Signs (Body Temperature, Pulse Rate, Respiration Rate, Blood Pressure)
Vital Signs (Body Temperature, Pulse Rate, Respiration Rate, Blood Pressure) What are vital signs? Vital signs are measurements of the body's most basic functions. The four main vital signs routinely monitored by medical professionals and health care providers include the following: Body temperature Pulse rate Respiration rate (rate of breathing) Blood pressure (Blood pressure is not considered a vital sign, but is often measured along with the vital signs.) Vital signs are useful in detecting or monito...
Vasectomy What is vasectomy? Vasectomy is a surgical procedure performed to make a man sterile or unable to father a child. It's a permanent male birth control measure, and a means of contraception used in many parts of the world. Generally, vasectomy leaves the patient unchanged except that the vas deferens—the tubes leading to the testes—are blocked. The testes still produce sperm, but the sperm die and are absorbed by the body. A man who's had a vasectomy still produces semen and is able to ejaculate...
Vaginal Cancer Click Image to Enlarge What is the vagina? The vagina is the passageway through which fluid passes out of the body during menstrual periods. It is also called the birth canal. The vagina connects the cervix (the opening of the womb, or uterus) and the vulva (the external genitalia). What is vaginal cancer? Cancer of the vagina, a rare kind of cancer in women, is a disease in which malignant (cancer) cells are found in the tissues of the vagina. According to the American Cancer Society, ab...
Vocal Cord Disorders
Vocal Cord Disorders What are vocal cord disorders? The vocal cords (also called vocal folds) are two bands of smooth muscle tissue located in the larynx (voice box). The larynx is located in the neck at the top of the trachea (windpipe). Vocal cords produce the sound of your voice by vibration and the air passing through the cords from the lungs. The sound the vocal cords produce is then sent through the throat, nose, and mouth, giving the sound "resonance." The sound of each individual voice is determ...
Viral Infections of the Skin
Viral Infections of the Skin Many types of viral skin infections 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. Cold Sores Molluscum Contagiosum Shingles (Herpes Zoster) Warts
Vocal Cords Quiz
Take The Vocal Quiz Hoarseness is a general term that describes abnormal voice changes. When you are hoarse, your voice may sound breathy, raspy, or strained, or there may be changes in volume (loudness) or pitch (how high or low the voice is). 1. Excessive talking or yelling can strain or injure the vocal cords. You didn't answer this question. You answered The correct answer is Other activities that can lead to vocal abuse (straining or injuring the vocal cords) include throat clearing, coughing, inha...
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Copyright 2015. All rights reserved.