Is blood that cannot be seen without a microscope.
Fecal occult blood (FOB) refers to blood in the feces that is not visibly apparent (unlike other types of blood in stool such as melena or hematochezia). In the event of a positive fecal occult blood test, the next step in the workup is a form of visualization of the gastrointestinal tract by one of several means: 1  Sigmoidoscopy, an examination of the rectum and lower colon with a lighted instrument to look for abnormalities, such as polyps. Occult blood in urine-occult blood +. At high magnification: 10 red blood count-occult blood +, 1+, or +1; 20 dollars for the ++, 2+, or +2; 30 dollars for the +++, 3+, or +3. That plus more, indicating more severity of kidney intrinsic cells damage. Proper treatment should be adopted as early as possible. Another term commonly used for the same condition is hematuria. Usually, it is connected with some sort of the disorder in the kidneys; it can also be some sort of the urinary tract infection. Reasons for occult blood in urine. Firstly, this disorder can be caused by urinary tract infections with the viruses. OCCULT BLOOD Occult blood is blood that cannot be seen without a microscope. Normal urine does not contain any red blood cells, except females’ urine during menstruation. Occult blood in someone’s urine can indicate kidney, bladder, prostate, or vaginal infections. UROBILINOGEN Urobilinogen is a breakdown product of the hemoglobin in red blood cells. A. Occult blood is blood in the stool that is not visible to the naked eye. This type of bleeding is detected by performing a laboratory test on a stool sample. This answer should not be considered medical advice... This answer should not be considered medical advice and should not take the place of a doctor’s visit.  What does Occult Blood in Urine Mean. Occult blood is blood that cannot be seen without a microscope, so occult blood in urine indicate the presence of the red blood cells in the urine so indicating a problem. Another term commonly used for the same condition is hematuria. Usually, it is connected with some sort of the disorder in the kidneys; it can also be some sort of the urinary tract infection. Reasons for occult blood in urine. Firstly, this disorder can be caused by urinary tract infections with the viruses. A. A. A. When doctors test for fecal occult blood they are testing for the presence of microscopic or invisible blood in the stool, or feces. Fecal occult blood can be a sign of a problem in your digestive system, such as a growth, or polyp, or cancer in the colon or rectum.  The main use for the fecal occult blood test (FOBT) or the fecal immunochemical test (FIT) is as a screen for early colon cancer. Most cases of colon cancer begin with the development of benign intestinal polyps. Benign polyps are relatively common in people over the age of 50.  (December 2008). Fecal occult blood (FOB) refers to blood in the feces that is not visibly apparent (unlike other types of blood in stool such as melena or hematochezia). A fecal occult blood test (FOBT) checks for hidden (occult) blood in the stool (feces). Newer tests look for globin, DNA, or other blood factors including transferrin, while conventional stool guaiac tests look for heme. In the event of a positive fecal occult blood test, the next step in the workup is a form of visualization of the gastrointestinal tract by one of several means: 1  Sigmoidoscopy, an examination of the rectum and lower colon with a lighted instrument to look for abnormalities, such as polyps. The fecal occult blood test (FOBT) is a lab test used to check stool samples for hidden (occult) blood. Occult blood in the stool may indicate colon cancer or polyps in the colon or rectum — though not all cancers or polyps bleed. Typically, occult blood is passed in such small amounts that it can be detected only through the chemicals used in a fecal occult blood test. If blood is detected through a fecal occult blood test, additional tests may be needed to determine the source of the bleeding.
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what is blood occult mean