What are diverticula? Diverticula are outpouchings that most commonly happen in the sigmoid colon of the large intestine. The presence of a diverticulum is defined as diverticulosis, whereas diverticulitis describes an inflamed diverticulum

Biliary atresia is a rare disease of the liver and bile ducts that occurs in infants. Symptoms of the disease appear or develop about two to eight weeks after birth. Cells within the liver produce liquid called bile. Bile helps to digest fat.

3D Printed Models Used in the Mayo Clinic's First Face Transplant

The pain is your feet trying to tell you something!

Empyema can develop after you have pneumonia. Many different types of bacteria may cause pneumonia, but the two most common are Streptococcus pneumoniae and Staphylococcus aureus. Occasionally, empyema may happen after you've had surgery on your chest. Medical instruments can transfer bacteria into your pleural cavity

Benex II Surgical Extraction System

Although your body may harbor the bacteria that cause tuberculosis, your immune system usually can prevent you from becoming sick. For this reason, doctors make a distinction between: Latent TB. In this condition, you have a TB infection, but the bacteria remain in your body in an inactive state and cause no symptoms. Latent TB, also called inactive TB or TB infection, isn't contagious. It can turn into active TB, so treatment is important for the person with latent TB and to help control the spread of TB. An estimated 2 billion people have latent TB. Active TB. This condition makes you sick and can spread to others. It can occur in the first few weeks after infection with the TB bacteria, or it might occur years later. Signs and symptoms of active TB include: Coughing that lasts three or more weeks Coughing up blood Chest pain, or pain with breathing or coughing Unintentional weight loss Fatigue Fever Night sweats

There can be a number of psychological triggers that cause nightmares in adults. For example, anxiety and depression can cause adult nightmares. Post-traumatic stress disorder (PTSD) also commonly causes people to experience chronic, recurrent nightmares. Nightmares in adults can be caused by certain sleep disorders

Frontotemporal degeneration (FTD) is a disease process that results in progressive damage to the temporal and/or frontal lobes of the brain. It causes a group of brain disorders that share many clinical features.

Lewy body dementia, also known as dementia with Lewy bodies, is the second most common type of progressive dementia after Alzheimer's disease dementia. Protein deposits, called Lewy bodies, develop in nerve cells in the brain regions involved in thinking, memory and movement (motor control). Lewy body dementia causes a progressive decline in mental abilities. People with Lewy body dementia may experience visual hallucinations, and changes in alertness and attention. Other effects include Parkinson's disease-like symptoms such as rigid muscles, slow movement and tremors.

The brain is made up of billions of nerve cells that are specially designed to communicate with each other. They form many connections with one another, creating an intricate network between cells.

Digoxin is used to treat heart failure, usually along with other medications. It is also used to treat a certain type of irregular heartbeat (chronic atrial fibrillation). Treating heart failure may help maintain your ability to walk and exercise and may improve the strength of your heart. Treating an irregular heartbeat can decrease the risk for blood clots, an effect that may reduce your risk for a heart attack or stroke.

Modern treatment of seizures started in 1850 with the introduction of bromides, which was based on the theory that epilepsy was caused by an excessive sex drive. In 1910, phenobarbital (PHB), which then was used to induce sleep, was found to have antiseizure activity and became the drug of choice for many years. A number of medications similar to PHB were developed, including primidone.

This animated video covers statins, fibrates, niacin, bile resins, and ezetimibe. We will discuss mechanisms of action, which part of the lipid profile is affected by each drug, and common side effects.

This video is designed for my introductory A&P course to study the endocrine system. This tutorial will take you through the various endocrine organs, hormones produced, and effects at each tissue. Prolactin is one of the 5 hormones we are studying of the anterior pituitary. SHOW MORE

Video to help understand hearing loss and hearing impairment by explaining how hearing works. Cochlear implants can help children and adults with hearing loss

Grape Jelly Abscess on the Butt

Schizophreniform disorder is a mental disorder diagnosed when symptoms of schizophrenia are present for a significant portion of the time within a one-month period, but signs of disruption are not present for the full six months required for the diagnosis of schizophrenia.

This is an introduction to ventilator settings like FIO2, PEEP, Flow rate,trigger,TV, and RR. I also discuss how these settings relate to CO2 and O2 control and to complications like oxygen toxicity and barotrauma with an emphasis on physiology.

we use a single, tapered PDT dilator and kit . All the equipment and supplies listed must be present at the bed-side, because there is no time to go looking for supplies if an airway emergency occurs during the procedure. Two teams are used simultaneously. One team manages the endo-tracheal tube, and the other manages the placement of the tracheostomy tube