Doctor insights on:
What Is The Meaning When A Nutrient Is Considered Essential
Nutrients: An essential nutrient is a nutrient that the body needs, but cannot manufacture in an adequate amount. The body has many chemical reactions that occur and often these reactions require the nutrients in some manner. Deficiencies of these nutrients can lead to serious illness. Some examples include: vitamin c (scurvy); vitamin d (rickets); thiamine (beriberi); Niacin (pellagra). ...Read moreSee 1 more doctor answer
Cancerous: Cancerous of course is a term itself, denoting...Cancer. Depending on the biopsy diagnosis, the cancer may be named by it's tissue diagnosis, for example basal cell cancer, or squamus cell cancer. Not all tumors are cancerous, etc. The biopsy will determine pathology. To expire, is a medical term referring to when a patient dies (the pt "expired" after a long fight with lung cancer). ...Read more
Its complicated: Hyperviscosity of semen is assessed on semen analysis 30 to 60 minutes after it is produced. After it liquifies, kind of like the opposite of epoxy glue where two liquids become solid, if the semen pours too thick then the viscosity is elevated. This is very rare, often misdiagnosed and may be due to the absence of certain enzymes in the semen. ...Read more
By definition: Since the cells of the blood invade tissue, all tumors / clonal overgrowths are by definition cancers. Essential thrombocythemia can usually be kept at bay easily for decades. ...Read more
What is normal levels of oxygen in the blood? What is considered low and what is considered dangerous? Is levels in the 80s ok?
It is low: If you are asking about oxygen saturation the level should be above 90%. Normally it it is 97 - 99%. If the levels are in the low 80s - the person should be on oxygen. The oxygen saturation is obtained via external device placed on the finger or earlobe. If you obtain arterial blood and measure oxygen level - po2 the level in 80 is ok. ...Read moreSee 2 more doctor answers
See answer: Assuming we are talking about the same kind of 'nuts' and understanding that there is likely some lack of consensus, almonds, walnuts, pistacchios, hazelnuts, brazil nuts, cashews, pecans, macadamia have all been reported to be healthy due to their mix of omega-3 fatty acids, antioxidants, protein, fiber, and cholesterol-lowering properties. Avoid salty, sugary, and roasted in oil nuts. ...Read moreSee 1 more doctor answer
A blood test: This test can be found in several diseases. It is elevated in liver disease including hep c, testicular cancer, and diseases in the OB world. We worry when this is over 250 with liver lesions and find that over 500 in a patient with a liver mass is diagnostic of liver cancer. Some specialists will get a baseline in hep c and use it as a tool to help screen for new liver cancer. ...Read more
Overweight: The majority of people with pcos have pre-diabetes. People with pcos are at very high risk for diabetes. There is a genetic (family history) component to pcos and diabetes, but daily exercise, staying at a healthy weight and eating a healthy diet that is very low in saturated fat is vital. There are some (very few) pcos women who are thin and the disorder is purely genetic. ...Read moreSee 1 more doctor answer
You decide: The "ideal weight" charts are subscience / entertainment & even "body mass index" was a measure of post-wwii populations, not people. A person's best weight is whatever looks and feels right to that person while he / she is able to keep up with peers at the fitness activities that he / she enjoys. I hope you've chosen a smart, fitness-focused lifestyle. ...Read more
Body makes it: Building blocks of proteins, called Amino Acids - some we can make from other substances, some we have to ingest - you can find lists in biochemistry or nutrition sites or books. Cholesterol is an example of a nonessential nutrient. We need it to build hormones. We consume it but we also make it from smaller substances, so nutrient but nonessential. ...Read more
What is the borderline concentration of methemphetamine from which it is considered a positive result for a drug test? what is the normal range if any
What is considered a "chronic HIV infection"? Is that what is it is referred to after the "window peroid/seroconversion"?
Fats: Try to avoid trans/ saturated fats. Unsaturated fats tend to be healthier (Omega-3 fatty acids, polyunsaturated or monosaturated) ...Read more
What is the medical definition of a child and between what ages is one medically considered a child?
Under 18 years old: The definition goes along with the legal age of adulthood. However, from a purely medical standpoint, there is little meaning to defining a child as under 18 and an adult as 18, because absolutely nothing changes from a medical standpoint, between the week before one's 18th birthday and the week after one's 18th birthday. ...Read more
If a persons cholesterol level is 330 which is very high, does it mean that the arteries are clogging up?
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