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

Showing 1 - 30 of 44 results.
Narcolepsy

Narcolepsy is a sleep disorder. It is a lifelong disease of the central nervous system. Narcolepsy causes excessive and overwhelming daytime sleepiness, even after getting plenty of nighttime sleep. If you have narcolepsy, you are likely...

Nasal and Sinus Tumors

Cancerous nasal cavity or sinus tumors are rare, with only about 2,000 being diagnosed in the United States each year. Men are more likely to get sinus cancer than women. The most common age for diagnosis of the condition is in the 50s ...

Nasal Cavity and Sinus Cancer

The paranasal sinuses are air-filled sacs distributed into several areas of the face. The purpose of the paranasal sinuses is not known for certain, but scientists believe the air-filled sacs have several functions.

Nasal Fracture in Children

A nasal fracture is a break in one or more of the bones of the nose, caused by trauma. It's also called a broken nose.

Nasal Polyps

Nasal polyps are abnormal, soft, swollen, sac-like growths of inflamed tissue. They line the inside of your nose or your sinuses.

Nasopharyngeal Cancer

The nasopharynx is the space above the soft palate (roof of the mouth) at the back of the nose. It connects the nose to the back of the mouth and allows people to breathe through the nose. The first symptom of nasopharynx cancer is ...

Natal Teeth

Natal teeth are teeth that are present when a baby is born. The teeth are often not fully developed and may have a weak root.

Neck Pain

Your neck is at risk for injury because of its location and range-of-motion. Neck pain can be caused by injury, age, or inflammatory disorders.

Necrotizing Colitis

Necrotizing colitis (NC) is a serious health problem. It happens when part of your colon dies. This is often because of colon cancer.

Necrotizing Enterocolitis in the Newborn

Necrotizing enterocolitis (NEC) is a serious illness in newborns. It happens when tissue in the large intestine (colon) gets inflamed. This inflammation damages and sometimes kills the tissue in your baby’s colon.

Necrotizing Pancreatitis

Necrotizing pancreatitis (NP) is a health problem in which part of your pancreas dies. This is because of inflammation or injury. If the dead tissue gets infected, it can cause serious issues.

Necrotizing Soft Tissue Infection

A necrotizing soft tissue infection causes patches of tissue to die. It is a very serious and life-threatening condition requiring immediate medical care.

Needle (Wire) Localized Surgical Breast Biopsy

This procedure will help the surgeon pinpoint the correct area in your breast for biopsy.

Neonatal Abstinence Syndrome

Neonatal abstinence syndrome is what happens when babies are exposed to drugs in the womb before birth. Babies can then go through drug withdrawal after birth.

Nephrotic Syndrome

Nephrotic syndrome causes scarring or damage to the filtering part of the kidneys (glomeruli). This causes too much protein to be lost from the blood into the urine.

Nephrotic Syndrome in Children

Nephrotic syndrome is a problem where too much protein called albumin is released from the body into the urine. It means that one or both kidneys are damaged.

Neuroblastoma

Neuroblastoma is a cancerous tumor. It grows in nerve tissue of babies and young children. The cancer cells grow in young nerve cells of a baby growing in the womb. These cells are called neuroblasts. It’s is the most common cancer in ...

Neurocutaneous Syndromes in Children

Neurocutaneous syndromes are disorders that affect the brain, spinal cord, organs, skin, and bones. The diseases are lifelong conditions that can cause tumors to grow in these areas. They can also cause other problems such as hearing ...

Neurofibromatosis

Neurofibromatosis is a rare inherited disorder that results in benign tumors of the nerves and other parts of the body. Symptoms of this disease range from being virtually unnoticeable to causing neurologic problems or bone defects that ...

Neurogenic Bladder

A closer look at neurogenic bladder, which causes symptoms such as urinary incontinence, kidney stones, and dribbling urine.

Neurogenic Bladder in Children

Neurogenic bladder means the bladder doesn't work normally because of nerve damage. It causes a child to have problems with holding or releasing urine.

Neurogenic Bowel

Neurogenic bowel is the loss of normal bowel function. It’s caused by a nerve problem. Here's what you need to know about this condition.

Neurological Rehabilitation

Neurological rehabilitation is designed to help treat patients with nervous system or neurological diseases. Rehabilitation aims to increase function, reduce debilitating symptoms, and improve a patient's quality of life. The types of ...

Neuromuscular Disorders

Neuromuscular disorders affect the nerves that control voluntary muscles and the nerves that communicate sensory information back to the brain. Nerve cells (neurons) send and receive electrical messages to and from the body to help ...

Neuromyelitis Optica

Neuromyelitis optica (NMO) is a rare autoimmune disease that affects the central nervous system.

Neuronal and Mixed Neuronal-Glial Tumors

Neuronal and mixed neuronal-glial tumors are a group of rare tumors that occur in the brain or spinal cord.

Neurosarcoidosis

Neurosarcoidosis is a form of sarcoidosis. It is a long-term (chronic) disease of the central nervous system, which encompasses the brain, spinal cord and optic nerve, and is characterized by inflammation within one or more of those ...

Niemann-Pick Disease

Like Gaucher's disease, Niemann-Pick disease is a lysosomal storage disorder in which a missing enzyme prevents the metabolism of a certain compound that then accumulates in the cells.

Nipple-Sparing Mastectomy

A mastectomy is a type of surgery used to treat breast cancer. During the surgery, all of the breast tissue is removed. In the past, this surgery caused a long, unsightly scar across the chest. Now, less invasive methods are used to help...

Nocturnal Seizures

An epileptic seizure is caused by unusual electrical activity in the brain. This usually causes to muscles of the body to tighten or weaken temporarily. Nocturnal seizures happen when a person is sleeping. They are most common right ...

Showing 1 - 30 of 44 results.
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