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Oncology Ethical Issues

Cancer care is fraught with several ethical issues. There are dilemmas in diagnosis, extent of patient information, planning treatment and follow up. These issues often concern oncologists in their day-to-day practice.

9 Jan 2010

Oncology Specialties

Oncology deals with the study of cancer. Within oncology there are several sub-specialities that deal with different types of cancer.

9 Jan 2010

Oncology Palliative Care

If detected early, many cancers can be treated effectively. Around 50% of the cancers can be cured with radical treatment. For pediatric patients, that number is much higher. Despite this, a large number of cancer patients die each year from the disease and its complications.

9 Jan 2010

Oncology Therapy

Cancers are often considered incurable. With advances in diagnostic methods that allow early diagnosis and detection of cancer and advances in therapeutic modalities there are innumerable patients living fruitful lives with cancer.

9 Jan 2010

Vitamin K Uses

Vitamin K is a fat-soluble vitamin required in the body for blood coagulation and several other functions. Vitamin K is needed for the synthesis of proteins involved in blood coagulation and for calcium binding in the bones and several other tissues. Without vitamin K, bleeding may be uncontrolled and bones may become weak. Some of the functions of vitamin K are described in more detail below.

29 Dec 2009

Newborn Vitamin K Injections

Newborn babies only have 30 to 60% the amount of blood clotting factors that adults have. Babies this young do not yet possess the bacteria in their colon that are required to produce vitamin K, nor do they synthesize enough of the precursor proteins required.

29 Dec 2009

Vitamin K Biochemistry

Vitamin K is a group of fat-soluble vitamins required for the synthesis of proteins needed for blood coagulation and for the proteins required for calcium binding in bones and other tissues.

29 Dec 2009

Vitamin K Deficiency

Vitamin K is a group of fat-soluble vitamins required for synthesis of the proteins needed for blood coagulation and for calcium binding in bones and other tissues.

29 Dec 2009

Sources of Vitamin K

Vitamin K is a group of fat-soluble vitamins involved in the synthesis of proteins needed for blood coagulation and for calcium binding in bones and other tissues.

29 Dec 2009

Vitamin K Physiology

Vitamin K is required for several vital functions in the body including coagulation and bone metabolism. It is a fat-soluble vitamin that is absorbed through dietary intake and also produced by “friendly” gut bacteria.

29 Dec 2009

Chemical Structure of Vitamin K

The various forms of vitamin K are all fat-soluble molecules, each with the same methylated naphthoquinone ring structure. The two main forms of vitamin K are vitamin K1 and vitamin K2.

29 Dec 2009

What is Vitamin K?

Vitamin K is a group of fat-soluble vitamins required for the synthesis of proteins needed for blood coagulation and for calcium binding in bones and other tissues.

29 Dec 2009

Sources of Vitamin C

Vitamin C is available in abundance in many natural sources, including fresh fruits and vegetables. The richest sources include...

29 Dec 2009

Vitamin C Side Effects

Vitamin C is a water-soluble substance, and therefore does not accumulate in the body. This accounts for the absence of any data on vitamin C toxicity per se. Vitamin C in itself is of low toxicity, and has only minor adverse effects, such as diarrhea, nausea and other digestive disturbances.

29 Dec 2009

Vitamin C Therapeutic Uses

The only specific therapeutic use of Vitamin C is the prevention and treatment of scurvy.

29 Dec 2009

Vitamin C Daily Requirements

The North American Dietary Reference Intake recommends 90 milligrams per day and no more than 2 grams per day (2000 milligrams per day). Other related species sharing the same inability to produce vitamin C and requiring exogenous vitamin C consume 20 to 80 times this reference intake.

29 Dec 2009