Top videos
In this medical video: This 72-year-old patient was unable to resist blinking when we tapped on the glabella. This is the glabellar reflex or Myerson's sign . It is often an early sign of Parkinson's disease, but can also be seen in early dementia as well as other progressive neurologic illness. Note the left (i.e., asymmetrical) hand resting tremor.
Presence of abdominal pain and distension. Presence of urinary symptoms - Such as dysuria, oliguria, flank pain, and hematuria. Occurrence of any symptoms of hypocalcemia - Such as anorexia, vomiting, cramps, seizures, spasms, altered mental status, and tetany. Symptoms of hyperkalemia - Such as weakness and paralysis.
Thrombosis of the venous channels in the brain is an uncommon cause of cerebral infarction relative to arterial disease, but it is an important consideration because of its potential morbidity. (See Prognosis.) Knowledge of the anatomy of the venous system is essential in evaluating patients with cerebral venous thrombosis (CVT), since symptoms associated with the condition are related to the area of thrombosis. For example, cerebral infarction may occur with cortical vein or sagittal sinus thrombosis secondary to tissue congestion with obstruction. (See Presentation.) Lateral sinus thrombosis may be associated with headache and a pseudotumor cerebri–like picture. Extension into the jugular bulb may cause jugular foramen syndrome, while cranial nerve palsies may be seen in cavernous sinus thrombosis as a compressive phenomenon. Cerebral hemorrhage also may be a presenting feature in patients with venous sinus thrombosis. (See Presentation.) Imaging procedures have led to easier recognition of venous sinus thrombosis (see the images below), offering the opportunity for early therapeutic measures. (See Workup.) Left lateral sinus thrombosis demonstrated on magn Left lateral sinus thrombosis demonstrated on magnetic resonance venography (MRV). This 42-year-old woman presented with sudden onset of headache. Physical examination revealed no neurologic abnormalities. View Media Gallery Axial view of magnetic resonance (MR) venogram dem Axial view of magnetic resonance (MR) venogram demonstrating lack of flow in transverse sinus. View Media Gallery The following guidelines for CVT have been provided by the American Heart Association and the American Stroke Association [1] : In patients with suspected CVT, routine blood studies consisting of a complete blood count, chemistry panel, prothrombin time, and activated partial thromboplastin time should be performed. Screening for potential prothrombotic conditions that may predispose a person to CVT (eg, use of contraceptives, underlying inflammatory disease, infectious process) is recommended in the initial clinical assessment. Testing for prothrombotic conditions (including protein C, protein S, or antithrombin deficiency), antiphospholipid syndrome, prothrombin G20210A mutation, and factor V Leiden can be beneficial for the management of patients with CVT. Testing for protein C, protein S, and antithrombin deficiency is generally indicated 2-4 weeks after completion of anticoagulation. There is a very limited value of testing in the acute setting or in patients taking warfarin. In patients with provoked CVT (associated with a transient risk factor), vitamin K antagonists may be continued for 3-6 months, with a target international normalized ratio of 2.0-3.0. In patients with unprovoked CVT, vitamin K antagonists may be continued for 6-12 months, with a target international normalized ratio of 2.0-3.0. For patients with recurrent CVT, venous thromboembolism (VTE) after CVT, or first CVT with severe thrombophilia (ie, homozygous prothrombin G20210A; homozygous factor V Leiden; deficiencies of protein C, protein S, or antithrombin; combined thrombophilia defects; or antiphospholipid syndrome), indefinite anticoagulation may be considered, with a target international normalized ratio of 2.0-3.0. For women with CVT during pregnancy, low-molecular-weight heparin (LMWH) in full anticoagulant doses should be continued throughout pregnancy, and LMWH or vitamin K antagonist with a target international normalized ratio of 2.0-3.0 should be continued for ≥6 weeks postpartum (for a total minimum duration of therapy of 6 months). It is reasonable to advise women with a history of CVT that future pregnancy is not contraindicated. Further investigations regarding the underlying cause and a formal consultation with a hematologist or maternal fetal medicine specialist are reasonable. It is reasonable to treat acute CVT during pregnancy with full-dose LMWH rather than unfractionated heparin. For women with a history of CVT, prophylaxis with LMWH during future pregnancies and the postpartum period is reasonable. Next: Etiology What to Read Next on Medscape Related Conditions and Diseases Quiz: Do You Know the Complications, Proper Workup, and Best Treatment Practices for Ischemic Stroke? Quiz: How Much Do You Know About Hypothyroidism? Quiz: Do You Know the Risk Factors, Symptoms, and Potential Treatments for Alzheimer Disease? Quiz: How Much Do You Know About Hypertension? Quiz: Test Your Knowledge of Epilepsy and Seizure-related Conditions A 25-Year-Old Man With Painless Diplopia NEWS & PERSPECTIVE Temporal Trends and Factors Associated With Diabetes Mellitus Among Patients Hospitalized With Heart Failure Watchful Waiting Tied to Worse Outcomes in LVAD Patients With Hemolysis Age of Transfused Blood Impacts Perioperative Outcomes Among Patients Who Undergo Major Gastrointestinal Surgery TOOLS Drug Interaction Checker Pill Identifier Calculators Formulary SLIDESHOW Chronic Alcohol Abuse: Complications and Consequences Most Popular Articles According to Neurologists DHA Supplements Linked to Less Progression to Alzheimer's in APOE4 Carriers Heading in Soccer Linked to CNS Symptoms 'Transient Smartphone Blindness' Misdiagnosed as Multiple Sclerosis? New Advances in Traumatic Brain Injury FDA Clears Deflazacort (Emflaza) for DMD View More Overview Background
A cervical rib in humans is an extra rib which arises from the seventh cervical vertebra. Sometimes known as "neck ribs", their presence is a congenital abnormality located above the normal first rib. A cervical rib is estimated to occur in 0.2% (1 in 500 people) to 0.5% of the population.
A bone-anchored hearing aid (BAHA) or bone-anchored hearing device,is a type of hearing aid based on bone conduction. It is primarily suited for people who have conductive hearing losses, unilateral hearing loss, single-sided deafness and people with mixed hearing losses who cannot otherwise wear 'in the ear' or 'behind the ear' hearing aids. They are more expensive than conventional hearing aids, and their placement involves invasive surgery which carries a risk of complications, although when complications do occur, they are usually minor. Two of the causes of hearing loss are lack of function in the inner ear(cochlea) and when the sound has problems in reaching the nerve cells of the inner ear. Example of the first include age-related hearing loss and hearing loss due to noise exposure. A patient born without external ear canals is an example of the latter for which a conventional hearing aid with a mould in the ear canal opening would not be effective. Some with this condition have normal inner ear function, as the external ear canal and the inner ear are developed at different stages during pregnancy. With normal inner anatomy, sound conducted by the skull bone improves hearing.
The E.coli bacteria has claimed 14 lives and infected more than 300 hundred in the country. It has now spread to other European states.
Facing an increasing number of cases, German health authorities warned people to avoid eating raw cucumber, tomatoes and lettuce.
Reinhard Burger, President of Robert Koch Institute, said, "As for the present situation there is no reason to give the all-clear yet and it is possible the original source of the infection is still active and could lead to further infections."
The first cases of the EHEC outbreak were noticed in Northern Germany, but infections are now spreading across the country.
Cases haves spiked compared to other years, and are still rising.
Daniel Bahr, German Health Minister, said, "The result is that we unfortunately still have to prepare for a rising number of cases. Exercising caution is still recommended and we ask our citizens to be particularly careful. "
But, the German government says it's working around the clock to stop the outbreak and clarify how it arose.
Ilse Aigner, German Agriculture Minister, said, "Together, we face a big challenge to piece together hundreds or thousands of mosaic pieces from Germany and abroad into an overall picture that gives us a clear answer on how this terrible infection arose. "
In the meantime, experts are advising not to eat pre-packaged or prepared salad, which may contain the bacteria.
Acromegaly is usually caused by a noncancerous tumor. Middle-aged adults are most commonly affected. Symptoms include enlargement of the face, hands, and feet. Prompt treatment is needed to avoid serious illness. Drugs can reduce the effects of growth hormone. If needed, surgery and radiation may be used to remove tumor cells.
Herpes simplex encephalitis is characterized by acute-onset (<1 week) fever, headaches, seizures, altered mental status, and focal neurologic findings such as hemiparesis or cranial nerve deficits. This patient's weakness/fatigue for >1 week, heart murmur, history of drug abuse, and absence of focal neurologic deficits make endocarditis with mycotic aneurysm more likely than herpes encephalitis
Learn the SIRS Criteria and how to calculate it. Greater than or equal to 2 or more of the following: Temperature Fever of greater than 38°C (100.4°F) or Less than 36°C (96.8°F) Heart Rate Greater than 90 beats per minute Respiratory Rate Greater than 20 breaths per minute or PaCO2 of less than 32mm Hg White Blood Cell Count Greater than 12,000cells/mm³ or Less than 4,000cells/mm³ or Greater than 10% Bands
Panic attacks are discrete periods of intense fear or discomfort. Symptoms may include palpitations, sweating, trembling, shortness of breath, a choking sensation, chest pain, nausea, dizziness, paresthesias, and a fear of dying or losing control
The menstrual cycle is the regular natural change that occurs in the female reproductive system like the uterus and ovaries that make pregnancy possible. The cycle is required for the production of ovocytes, and for the preparation of the uterus for pregnancy.
How are seizures and epilepsy treated? What should I do if someone has a seizure? When seizure medications don't work, what else can be tried? These are just a few of the questions that you'll find answered here. Some treatment goals are common to everyone. Everyone should know what to do when a person is having a seizure. All people with seizures and their families should know that the real goal of treating epilepsy is to stop seizures or control them as best as possible. But you are more than just a seizure and how epilepsy affects you and your family may be different from someone else. Don't forget the most important goal of the Epilepsy Foundation - helping people with seizures and their families lead full and unrestricted lives according to their own wishes. Patient and doctor discussing treatment options"No seizures, no side effects" is the motto for epilepsy treatment. Not every person will reach that goal right now, but research and getting the "right care at the right time" can help more people achieve it each year. You may learn things here that can help you right away or later on. While seizure medicines are the mainstay of epilepsy treatment, there are other approaches to think about too. We hope these sections will help you learn about different treatments and get the help you need. Learn about the basics of Treatment 101 to help you get started. Look at Receiving Quality Care to see what to expect when you have just been diagnosed or after you have already started treatment. Then learn about specific treatments, what to do if seizures don't stop, and how to develop your health care team. You'll also find tools to help you manage your epilepsy or learn about research studies in other sections, so don't stop here!
http://www.mediplus.co.uk A new and safer method of inserting a Foley catheter suprapubically. The technique allows the insertion to be carried out in an Outpatient setting, thus saving time, cost and effort. By using the Seldinger technique, the product reduces the chances of bowel or bladder perforation and resultant morbidity.
The product has been chosen by The NHS National Technology Adoption Centre to help facilitate adoption of the product.