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32 Cards in this Set
- Front
- Back
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Plain tubes have ___ caps and contain ___.
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yellow
serum |
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EDTA tubes have ___ caps and contain ___. They are used for ___.
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purple/violet
plasma CBC, basic hematology |
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Citrate tubes have ___ caps and contain ___. They are used for ___.
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light blue
serum coagulation factor determination |
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Fluoride tubes have ___ caps and contain ___. They are used for ___.
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grey
serum glucose monitoring |
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Heparin tubes have ___ caps and contain ___. They are used for ___.
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green
plasma quick biochemistry |
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If you use an EDTA tube instead of a plain tube you will see:
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elevated K+ (from EDTA preparation)
reduced Ca++, Mg++, Zn++, ALP, CK |
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3 findings affected by age
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cholesterol
urate ALP |
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2 findings affected by sex
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Gns
sex steroids |
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1 finding affected by BMI
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triglycerides
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12 findings affected by time of collection
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ACTH, cortisol, catecholamines, Fe2+, renin, aldosterone (higher in AM)
Acid phosphatase, gastrin, osteocalcin, PTH, PRL, TSH (higher in PM) |
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5 findings affected by stress
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cortisol
prolactin GH catecholamines Glc |
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3 findings affected by posture
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renin
aldosterone plasma proteins |
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3 findings affected by food intake
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Glc
triglycerides phosphate |
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measurement of ____ (3) needs to happen immediately
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hormones
lactate pyruvate |
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a delay in processing causes elevation of ___ and ___, and reduction of ___.
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K+
NH3 Glc |
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Separation of serum needs to happen within ___.
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2 h
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An icteric sample has ___.
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high bilirubin
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Hemolysis is usually the result of ___ and the only option is ___.
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noncompliance with sampling protocol
taking a new sample |
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Hemolysis elevates:
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K+, Mg+, LDH, AST, total protein, Fe2+, phosphate, Na+, adenylate kinase, ...
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___ and ___ are not affected by a disease's prevalance, but __ and ___ are.
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sensitivity
specificity PPV NPV |
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test for thyroid disease
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TSH
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test for muscle disease
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aldolase
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test for arthritis
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rheumatoid factor
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test for gout
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uric acid
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3 test for kidneys
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creatinine (best)
BUN (affected by diet, dehydration) albumin, total protein |
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tests for pancreatic function
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serum amylase (1st 24 h)
urine amylase (2 or more days) |
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AST>ALT means ___
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acute liver necrosis
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reduced Alb means ___
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chronic liver disease (Cirrhosis)
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doubled LDH with elevated AST means
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cardiac failure
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GGT five times more than ALP means ___
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alcoholic cirrhosis
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ALP>AST and elevated bilirubin means ___
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intrahepatic cholestasis or extraheptic obstruction
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elevated bilirubin alone means ___
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hemolysis
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