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most common blood tests ordered

A 49-year-old member asked:
Dr. Lester Thompson
32 years experience Pathology
Too broad a question: There are literally thousands of blood tests available. The most common are a CBC and a chem 20. The CBC measures your hemaglobin and hematocrit and b ... Read More
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A 50-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
No test is 100%: Accurate. Home pregnancy tests are generally accurate if performed correctly and about two weeks after a missed period. Blood tests may be positive so ... Read More
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A 43-year-old member asked:
Dr. Ed Friedlander
43 years experience Pathology
PM/Scl: The paradox of rheumatologic diseases is that there are more lab tests in this area than any other, and they of relatively less value compared to the ... Read More
A 38-year-old male asked:
Dr. Dan Fisher
26 years experience Internal Medicine
Not really.: The hole in your vessel is quite small and the blood is drawn from the circulating pool of blood not from the arm specifically. There may be a small ... Read More
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A 44-year-old member asked:
Dr. Gurmukh Singh
48 years experience Pathology
It depends: What is your idea of "accurate"? The lab test results need to be interpreted in the context of the clinical condition. Different tests have different ... Read More
A 31-year-old female asked:
Dr. Richard Pollard
29 years experience Anesthesiology
See below: Arthritis of any type is a clinical diagnosis, the lab results are primarily used to help the clinician decide what type of arthritis they are looking ... Read More
A 39-year-old member asked:
Dr. Elia Fanous
19 years experience Obstetrics and Gynecology
OB labs: Depends on the doc. I get blood type and antibody screen. Complete blood count. Hepb, c. Hiv. Rubella. Syphilis. Cystic fibrosis or sickle cell scr ... Read More
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A 61-year-old male asked:
Dr. Matt Wachsman
35 years experience Internal Medicine
Several things: but first, the muscles break down. Measuring muscle proteins in the blood (CPK, Myosin) will be positive if the disease is active. The pattern of the ... Read More
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A 46-year-old member asked:
Dr. Creighton Wright
55 years experience General Surgery
Some: usually imaging to show lesion, but hepatitis c, liver function, bilirubin may be suggestive
A 40-year-old male asked:
Dr. John Fung
Dr. John Fung answered
38 years experience General Surgery
Visualization: Inflammatory bowel disease includes crohn's disease, and ulcerative colitis. Colonoscopy can help determine the extent and severity of colitis, assis ... Read More
A 46-year-old female asked:
Dr. Walter Husar
32 years experience Neurology
Very: the testing for gammoparhy at at the present time is very sensitive. The means by how this gets measured and analyzed is so sensitive that I can t out ... Read More
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A 34-year-old male asked:
Dr. Albert Pizzo
59 years experience Family Medicine
Pos ANA: Depends on the clinical findings and what other tests were done or not done. May be significant finding in many auto immune disorders. May be false ... Read More
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A 59-year-old member asked:
Dr. Joseph De Santi
28 years experience Family Medicine
Bogus Testing: To be falsely negative would imply the presence of blood that has been missed. Such an event commonly occurs with either a defective card, expired so ... Read More
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A 26-year-old male asked:
Dr. Martin Raff
55 years experience Infectious Disease
Which parasite?: Complex question. There are numerous techniques for examining body fluids and tissues for parasites, but which are employed depends upon the conditio ... Read More
A 30-year-old member asked:
Dr. Chakshu Gupta
22 years experience Pathology
In the lab: Great question. A great way to screen for intestinal cancer as cancers cause small amounts of bleeding, which is then passed in the feces. A less sens ... Read More
A 36-year-old male asked:
Dr. James Lin
Dr. James Lin answered
50 years experience Urology
Here are some...: Tests for blood in urine include, not limited only for medical necessity of individual cases: urine -urinalysis, urine culture; blood - serum creatini ... Read More
A 32-year-old male asked:
Dr. Barbara Toppin
Specializes in Obstetrics and Gynecology
Depends on your MD: A complete blood count, rubella, varicella hepatitis blood type and rh, urine, std tests . There are some optional like testing for cystic fib ... Read More
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A 25-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
Yes: In early pregnancy, the blood test is more accurate than the urine test. The accuracy of doing one or two (second one a week later) urine tests is go ... Read More
A 39-year-old female asked:
Dr. James Ferguson
45 years experience Pediatrics
Anal fissure: Kids can push out a stool that is either bulky or oversized and cause a crack in the skin of the outlet. This is a relatively common cause of blood in ... Read More
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A 56-year-old member asked:
Dr. Gurmukh Singh
48 years experience Pathology
CBC: Complete blood cell count includes measurement of hemoglobin and red cell count.
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A 29-year-old female asked:
Dr. Ed Friedlander
43 years experience Pathology
Decision levels: There is no simple "positive" or "negative" for a D-dimer. A value is reported to a physician and he/she uses this to gauge the likelihood of a thromb ... Read More
A 40-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
Fibromyalgia: There are no specific lab tests for fibromyalgia. It is generally a diagnosis of exclusion. You may wish to consult a rheumatologist. For good health ... Read More
A 56-year-old male asked:
Dr. John Chiu
Dr. John Chiu answered
56 years experience Allergy and Immunology
Many: Vitamin, iron deficiency are some of things we look for in a blood test. But what to look for specifically will depend on what medical conditions you ... Read More
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