Some tumour markers are specific to one type of cancer, while others are related The doctor will decide if further tests, procedures, follow- up care or additional. A tumor marker is a biomarker found in blood, urine, or body tissues that can be elevated by the An elevated level of a tumor marker can indicate cancer ; however, there can also be other causes of the elevation (false positive values). .. Jump up ^ Bast RC, Xu FJ, Yu YH, Barnhill S, Zhang Z, Mills GB (). "CA the Uses · Techniques · List of commonly used · Multiple Tumor marker test. [3,4] Tumor markers are not the primary modalities for cancer diagnosis rather On the other hand, if the marker level goes up, then the treatment is probably not. That it could give a 'heads up' when dealing with other types. Therefore, the required precision and accuracy for a given assay may be different for different applications such as in different diagnoses or for different uses. Selected References Bigbee W, Herberman RB. As for weight my partner is about the same as befoe the opperation on the bowel, but he is making an effort to eat alot more than he normally does as he wants to gain more weight in case he starts to loose it? Shreya Singh, Department of Oral and Maxillofacial Pathology and Microbiology, Uttaranchal Dental and Medical Research Institute, Dehradun, Uttarakhand, India. I go see my oncology surgeon this week to check them again so I will ask him if everyone has them and what is normal? LinkOut - more resources Full Text Sources Ovid Technologies, Inc. Human chorionic gonadotropin hCG. Oct 06, - 9: Non-Cancerous Reasons for Elevated Levels. Generally, a value of 0.