Browse our Health Library to learn about treatments, conditions, and how Cedars-Sinai can support your healthcare needs.

Showing 1 - 30 of 77 results.
Filter by Type
Show only

Detailed information on animal bites and rabies, including symptoms, diagnosis, treatment, and prevention

Rabies in Children

Rabies is a viral infection that attacks the nervous system. Once symptoms develop, it is often fatal. But a rabies vaccine, or a series of vaccines, given soon after contact with an animal infected with rabies can prevent the illness.

Radiation Exposure from X-rays in Children

X-rays are a kind of imaging test that provides your healthcare provider with information about structures inside the body. These tests expose children to low doses of radiation.

Radiation Therapy

Radiation therapy uses radiation [the spread of energy as waves, rays or particles] to kill cancer cells. This is also known as radiotherapy. Radiation therapy is often done after surgery that leaves most of the breast. This includes ...

Radiation-Induced Vasculopathy

Vasculopathy is a general term used to describe any condition that affects the blood vessels. Certain treatments, such as radiation used for cancer, can cause vasculopathy. When this occurs, it is known as radiation-induced vasculopathy....

Radical Prostatectomy

Radical prostatectomy is surgery to remove the prostate gland. During the procedure, the seminal vesicles, nearby tissues, and often some pelvic lymph nodes are also removed.

Radiofrequency Ablation (RFA) of Liver Tumors

This is a procedure in which electricity is sent directly into a tumor and high levels of heat are used to destroy cancer cells.

Radiofrequency Ablation (RFA) of Lung Tumors

This procedure uses a small needle electrode to send an electrical current to heat and kill cancer cells. The heat also closes nearby blood vessels, limiting bleeding. As you heal after the procedure, scar tissue replaces the tumor.

Radiologically Isolated Syndrome (RIS)

The availability of magnetic resonance imaging (MRI) has led to an increase in the detection of abnormal brain findings even in cases when there are no outward symptoms. When these findings are similar to what is seen in patients with ...

Radionuclide Angiogram, Resting and Exercise

A resting and exercise radionuclide angiogram (RNA) is a type of nuclear medicine test. A tiny amount of radioactive substance is used to help show the heart's chambers in motion. This test can show how well the heart pumps with each ...

Rage Attacks

Rage attacks are sudden, out-of-control bursts of anger. These explosive outbursts can start without warning. They may also seem to be out of proportion to what triggered the episode. Rage attacks are different than tantrums. Tantrums ...

Rare and Hereditary Causes of Stroke

A stroke occurs when a blood vessel that supplies blood to the brain is blocked (ischemic stroke), leaks or bursts (hemorrhagic stroke), damaging or killing nerve cells in the brain. As a result, the part of the body controlled by the ...

Rasmussen's Encephalitis

Encephalitis is inflammation of the brain. One cause of this inflammation may be white blood cells attacking the body's own tissues and cells. This autoimmune disorder is known as Rassmussen's encephalitis (RE). RE is linked to seizures ...

Rathke Cleft Cyst

Rathke cleft cysts are noncancerous fluid-filled growths that develop between the parts of the pituitary gland at the base of the brain. They develop while a baby is growing in the uterus. A Rathke cleft cyst develops from a piece of the...

Reactive Arthritis (Reiter's Syndrome)

Reactive arthritis is a type of arthritis that occurs due to an infection. Arthritis is when joints become inflamed and painful. Reactive arthritis is not contagious. It's also known as Reiter's Syndrome. It mostly affects men ages 20 to...

Reading Epilepsy

Epilepsy is a disorder that results in repeated seizures. A seizure is unusual electrical activity in the brain. Epilepsy can be triggered by different events. When it is triggered by reading, it is known as reading epilepsy.

Reconstructive Breast Surgery

When some or all of the breast is removed, surgery may be needed to rebuild the breast. This operation is known as breast reconstruction. This is often done after a partial or complete mastectomy. You should talk to a plastic surgeon ...

Rectal Prolapse

If the rectum drops out of its normal place within the body and pushes out of the anal opening, the condition is called rectal prolapse.

Refractory Epilepsy

Some people with epilepsy will have or eventually develop refractory epilepsy. This means that medicines don't work well, or at all, to control the seizures.

Rehabilitation After a Spinal Cord injury

Rehabilitation is an important part of your recovery after a spinal cord injury. Rehab can help you relearn how to control your body, take care of yourself and get back to doing as many activities of daily living as possible.

Rehabilitation After Traumatic Brain Injury

Rehabilitation is an important part of recovery after a traumatic brain injury. It may include physical, occupational, and speech therapy as well as mental healthcare and social support.

Relapsing-Remitting Multiple Sclerosis

Relapsing-remitting multiple sclerosis (MS) is a type of multiple sclerosis that causes flare-ups with periods of remission in between. Most people diagnosed with MS start off with this type.

Renal Angiogram

A renal angiogram is an imaging test to look at the blood vessels in your kidneys. Your healthcare provider can use it to look at the ballooning of a blood vessel (aneurysm), narrowing of a blood vessel (stenosis), or blockages in a ...

Renal Vascular Disease

Renal vascular disease affects the blood flow into and out of the kidneys. It may cause kidney damage, kidney failure, and high blood pressure.

Renal Venogram

A renal venogram is an imaging test to look at the veins in and around your kidneys. Your doctor may also use the test to find out what is causing your high blood pressure (hypertension).

Repair of an Ascending Aortic Aneurysm

An bulging, weakened portion of the aorta is at risk for rupture and life-threatening bleeding. Surgery to repair it involves replacing the weak portion with an artificial graft.

Respiratory Distress Syndrome (RDS) in Premature Babies

Respiratory distress syndrome (RDS) is a common problem in premature babies. It causes babies to need extra oxygen and help with breathing.

Respiratory Gating and Motion Management

Sometimes tumors move during involuntary body movements, such as when a person breathes in and out. Respiratory gating and motion management is a type of radiation technology that senses and accounts for motion during radiation therapy. ...

Respiratory Syncytial Virus (RSV) in Children

RSV is a viral illness that causes symptoms such as trouble breathing. It’s the most common cause of inflammation of the small airways in the lungs (bronchiolitis) and pneumonia in babies.

Resting Myocardial Perfusion Scan

Myocardial perfusion is an imaging test. It's also called a nuclear stress test. It is done to show how well blood flows through the heart muscle. It also shows how well the heart muscle is pumping. For example, after a heart attack, it ...

Showing 1 - 30 of 77 results.
Visit Our Programs and Services

Cedars-Sinai has a range of comprehensive treatment options.

Looking for a Physician?

Choose a doctor and schedule an appointment.

Need Help?


Available 24 Hours A Day

Feeling Sick or Injured?

Use our tool to help you understand your symptoms before scheduling an appointment.