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246 Search results starting with "C"

Disease

Mild cognitive impairment (MCI)

Learn more about this stage between the typical memory loss related to aging and the more serious decline of dementia.
Disease

Mixed connective tissue disease

This condition has symptoms of several other conditions, making it hard to diagnose. There's no cure, but medicines can help.
Disease

Molluscum contagiosum

Learn how to prevent and treat this common skin infection that affects people of all ages.
Disease

Mouth cancer

Learn what healthcare professionals look for when diagnosing mouth cancer. Find out about oral cancer treatments, including surgery, chemotherapy and radiation.
Disease

Multisystem inflammatory syndrome in children (MIS-C) and COVID-19

Learn about symptoms of this serious condition linked to coronavirus disease 2019 (COVID-19). Get help fast if your child shows any signs.
Disease

Muscle cramp

Learn about this sudden, painful tightening of a muscle and what to do about it.
Disease

Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)

This complicated condition may be triggered by an infection. While there's no cure for ME/CFS, treatment focuses on easing symptoms.
Disease

Nasopharyngeal carcinoma

Nasopharyngeal carcinoma is cancer that happens in the nasopharynx, which sits behind the nose and above the back of the throat.
Disease

Nonmelanoma skin cancer

Learn about treatment options for all types of nonmelanoma skin cancer, including squamous cell carcinoma, basal cell carcinoma and others.
Disease

Obsessive-compulsive disorder (OCD)

OCD features unwanted thoughts and fears, or obsessions. These obsessions lead to repetitive behaviors, also known as compulsions, that get in the way of daily activities.
Disease

Ovarian cancer

Learn more about cancer of the ovaries, including symptoms and treatments, such as surgery, chemotherapy and targeted therapy.
Disease

Ovarian cysts

Many women have ovarian cysts at some time. Most are harmless, but some can cause serious symptoms. Know what symptoms to watch for.
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