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An ischemicstrokeoccurs when a blood clot blocks blood flow in a vessel that carries blood to the brain. A common risk factor for this type of stroke ishigh blood pressure. Approximately 87% of all strokes are ischemic strokes. Encyclopaedia Britannica / UIG / Getty Images Types There are two types of ischemic stroke: embolic stroke and thrombotic stroke. Embolic Stroke Anembolic strokeoccurs when an embolus, or a clot forms in either the heart or neck arteries and moves through the bloodstream....

Lichen planus is an immune-mediated disease resulting in an itchyskin rashwhich sometimes affects the inside of the mouth. It can also affect several other body parts, including the nails, scalp (lichen planopilaris), genitals, eyes, throat, and digestive tract. This disease is not contagious. It often resolves itself and heals within one year in the skin, but can be chronic in the skin and in other areas. It affects 0.1-4% of the population; patients are usually 30-60 years old, and women are more likely to get the disease than men....

Table of ContentsView AllTable of ContentsSymptomsCausesDiagnosisTreatment Table of ContentsView All View All Table of Contents Symptoms Causes Diagnosis Treatment Why is this important? Though many people prefer the upper and lower teeth fitting together properly for aesthetic (visual) purposes, this is also optimal placement of the teeth as it prevents dental problems, like shifting of the teeth. A person with malocclusion often consults with an orthodontist directly or after receiving a referral from a general dentist....

Table of ContentsView AllTable of ContentsSymptomsCausesTypes of MGUSDiagnosisManagement Table of ContentsView All View All Table of Contents Symptoms Causes Types of MGUS Diagnosis Management Monoclonal gammopathy of undetermined significance (MGUS) is a medical condition that has no symptoms. It is not a cancer, but it does increase the risk ofmultiple myelomaand sometimes other blood malignancies. It causes the production of multiple copies of an abnormal protein in your blood. ER Productions Limited / Getty Images...

As blood cells develop, different “families” branch off from blood-forming stem cells. The myeloid cell line represents one such family. Cells in the myeloid cell line are those that arise from myeloid progenitor cells, and will eventually become the specific adult blood cells, shown here: Thus, each of the cell types above represents the final product or the result of growing up in the myeloid family. It’s the myeloid cell line that is affected in “myeloid malignancies” such as acute myelogenous leukemia (AML), which has the highesttotalnumber of diagnoses each year, andchronic myelogenous leukemia (CML), which accounts for about 6,660 new diagnoses in a year in the United States....

Table of ContentsView AllTable of ContentsSymptomsCausesDiagnosisTreatmentFrequently Asked Questions Table of ContentsView All View All Table of Contents Symptoms Causes Diagnosis Treatment Frequently Asked Questions Neck osteoarthritis (also known as neck arthritis orcervical spondylosis) is the degeneration of the joints, bones, and discs of the cervical spine of the neck. Neck arthritis mainly affects people over 50 and tends to worsen with age. Neck arthritis can causeneck pain, stiffness, tingling, numbness, and headaches as well as neck clicking at the base of the skull....

Table of ContentsView AllTable of ContentsSymptomsCausesDiagnosisTreatmentDecreasing Your Risk of InfectionWhen to Call Your Healthcare Provider Table of ContentsView All View All Table of Contents Symptoms Causes Diagnosis Treatment Decreasing Your Risk of Infection When to Call Your Healthcare Provider Neutropenia is a concerningside effect of chemotherapyand is defined as a decreased number ofneutrophils(a type of white blood cell) in the blood. Neutrophils are the body’s main defense against bacterial infections, and a reduction in these white blood cells due to chemotherapy can increase the risk of serious and life-threatening infections....

Bacterial perichondritis is an infection of the perichondrium, which is the tissue that surrounds and nourishes the cartilage which makes up the outer part of your ear. There are two common types of perichondritis: bacterial or infectious and autoimmune. This article will focus primarily on bacterial perichondritis. Without proper and prompt treatment, perichondritis can cause a permanent cosmetic change. IAN HOOTON / SCIENCE PHOTO LIBRARY / Getty Images Common causes usually involve trauma to the tissue and include:...

Table of ContentsView AllTable of ContentsWhat Is a Tropia?What Is a Phoria?ExamplesCausesDiagnosis Table of ContentsView All View All Table of Contents What Is a Tropia? What Is a Phoria? Examples Causes Diagnosis This article covers examples of phoria and tropia misalignments as well as testing for the conditions. Veronique Beranger / Getty Images Understanding Tropias A tropia is a misalignment of the eyes that is always present. Even when the eyes are both open and trying to work together, large angle misalignments are apparent....

Table of ContentsView AllTable of ContentsSymptomsCausesDiagnosisTreatment Table of ContentsView All View All Table of Contents Symptoms Causes Diagnosis Treatment Photophobiais an extreme sensitivity and aversion to light. While the term literally means the “fear of light,” it is not an actualphobia. Rather, photophobia is due to a medical condition or medications that affect the function of theeyesand/ornervous system. In cases of eye trauma, it may affect one eye rather than both....

Table of ContentsView AllTable of ContentsTypesRisk FactorsSigns and SymptomsCausesDiagnosisTreatment Table of ContentsView All View All Table of Contents Types Risk Factors Signs and Symptoms Causes Diagnosis Treatment Renal cysts, also known as kidney cysts, occur when fluid-filled sacs form on the kidneys. You might develop one cyst or multiple ones. The diagnosis, treatment, and symptoms of your cyst may depend on the type of renal cyst that you have. Hero Images / Getty Images...

Rhabdomyolysis, sometimes called “rhabdo” in clinical parlance, implies “breakdown of muscles”. It is a clinical syndrome where muscles begin to break down and lead to alterations in the level of fluid andelectrolytesin the body, thus leading to harmful consequences. Rhabdomyolysis.David Sacks / Getty Images Causes of Rhabdomyolysis Multiple factors have been associated with rhabdomyolysis. Here are a few examples: Symptoms of Rhabdomyolysis Typically, the affected patient will report extreme muscle pain, muscle stiffness, swelling, weakness, and sometimes “dark/cola-colored urine”....

Tetra Images/Getty Images Rhinosinusitis is divided into four categories depending on how long the illness lasts: Acute sinusitis is most often the result of an upper respiratory tract infection.Chronic sinusitis is associated with allergies,nasal polyps,deviated septum, or even an undiagnosed fungal infection (most often in immunocompromised people). Symptoms Symptoms of rhinosinusitis are similar regardless of the duration or cause, and may include: Unlike adults, children with rhinosinusitis will typically have a cough....