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About STTI

STTI supports the learning, knowledge, and professional development of nurses committ

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Our Mission

The Honor Society of Nursing, Sigma Theta Tau International (STTI), an organization with more than 135,000 members worldwide, supports the learning and professional development of nurses committed to making a difference in world health. STTI members, through this global community, strive to improve the health of people.

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Sigma Nursing has answered a question
On Dec 16

How can I get my acne scars treated?

Depending on the depth and severity of the scarring, there are several treatment options to choose from. Shallow scars can be treated with chemical peels, dermabrasion procedures, and laser treatme...
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Sigma Nursing has answered a question
On Dec 03

What is jaundice?

Jaundice is a yellow discoloration of the skin, as well as the whites of the eyes and mucous membranes. It is a consequence of the accumulation of elevates levels of bile pigments and bilirubin is ...
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Sigma Nursing has answered a question
On Dec 03

What are the symptoms of liver cancer?

In its beginning stages, liver cancer may be asymptomatic, meaning people do not experience any indication that they have the disease. As it progresses, however, symptoms may include unintentional ...
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Sigma Nursing has answered a question
On Dec 03

What types of liver cancer are there?

The four types of liver cancer are angiosarcoma, hepatoblastoma, cholangiocarcinoma, and hepatocellular carcinoma. Angiosarcoma is a rare cancer that begins in the liver blood vessels. Hepatoblasto...
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Sigma Nursing has answered a question
On Dec 03

What causes liver cancer?

As with many types of cancer, the exact cause of liver cancer is not known. However, it is sometimes possible to determine the cause. For instance, hepatitis B and hepatitis C may sometimes cause l...
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Sigma Nursing has answered a question
On Dec 03

How do digestive diseases affect the body?

Digestive diseases interfere with digestion and other organ functions in a number of ways throughout the digestive tract. They can cause dehydration, poor absorption of nutrients, general weakness,...
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Sigma Nursing has answered a question
On Dec 03

What is liver cancer?

Liver cancer is a disease characterized by an abnormal growth of harmful cells in the liver. It is called metastatic liver cancer if the cancer begins in another part of the body and spreads to the...
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Sigma Nursing has answered a question
On Dec 03

What is jaundice?

Jaundice is when the skin, or sometimes the whites of the eyes, take on a yellow hue. It can indicate problems with the liver or gallbladder, or be a symptom of another condition. If you have jaund...
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Sigma Nursing has answered a question
On Dec 03

What causes psoriatic arthritis (PsA)?

Psoriatic arthritis is linked to psoriasis, a condition in which cells of dead skin accumulate too quickly, forming scaly red patches. Both conditions are caused by an autoimmune response, meaning ...
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Sigma Nursing has answered a question
On Dec 03

How is a stroke diagnosed?

A doctor can often diagnose a stroke by observing a person's symptoms. An MRI (magnetic resonance imaging) or a CT scan (computed tomography) can help identify the type and severity of the stro...
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Sigma Nursing has answered a question
On Nov 07

What medications help treat angina pain?

Medications are often used to treat episodes of angina and prevent future episodes and heart attacks. These medications include aspirin, which helps blood flow more easily, and statins, which reduc...
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Sigma Nursing has answered a question
On Nov 07

How can I tell if a pain in my chest is a danger sign?

The cause of heart birth defects are not entirely known, so risk factors are not certain. However, several are suspected. Genetics is thought to play a role, so families that have relatives with he...
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Sigma Nursing has answered a question
On Nov 07

How is an essential tremor (ET) treated?

There is no cure for most tremors. The appropriate treatment depends on the accurate diagnosis of the cause. Some tremors respond to treatment of the underlying condition. For example, in some cas...
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Sigma Nursing has answered a question
On Nov 07

What are the symptoms of celiac disease?

Symptoms of celiac disease vary based on age, and some people experience few if any symptoms. In children, celiac disease may present with symptoms that relate to digestive dysfunction. A large abd...
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Sigma Nursing has answered a question
On Nov 07

What causes an essential tremor (ET)?

An essential tremor is caused by miscommunication problems in certain parts of the brain. This causes the muscles of the hands, head, or voice to involuntarily contract and relax. Some types of ess...
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