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75 Cards in this Set

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Glucose, fasting



Reference range

70-99 mg/dL



Reference range of?


Physiological significance

Glucose, fasting


Major source of energy


Decreased at rest

Glucose, fasting



Physiological significance

Major source of energy


Decreased at rest



Biomolecule?


Clinical significance

Glucose, fasting



+: Hyperglycemia


Causes: diabeties mellitus, acute stress, other endocrine disorders and pancreatitis



-: Hypoglycemia


Insulinoma


Insulin-induced hypoglycemia


Hypopituitarism

Glucose, fasting



Clinical signifiacne

+: Hyperglycemia


Causes: diabeties mellitus, acute stress, other endocrine disorders and pancreatitis



-: Hypoglycemia


Insulinoma


Insulin-induced hypoglycemia


Hypopituitarism



Clinical significance of?

Glucose, fasting

Glucose, fasting



Metabolic pathway and testing

Use Sodium floride to prevent glycolysis

Glucose, fasting



Testing methods

Common methods



Glucose oxidase


Glucose hexokinase



Which one is preferred?


Why?

Glucose hexokinase



More accurate


due to


lesser interfering substances

Why glucose hexokinase is the preferred method for "Glucose, fasting"?

It is more accurate due to lesser interferent substances

Cholesterol, Total


Reference range

Desirable: Less than 200 mg/dL



Reference range for?

Cholesterol, total

Cholesterol, total



Clinical significance

Limited data for predicting CAD by itself, it is used in conjunction with HDL and LDL cholesterol.



Clinical significance of?


What is CAD?

Cholesterol, total



Coronary artery disease

Cholesterol, Total



Testing methods

Enzymatic methods are most common

HDL cholesterol



Reference range

Desirable: Over 60 mg/dL



Reference range for?


What is the reference range for total cholesterol?

HDL cholesterol



Total cholesterol: less than 200 mg/dL

HDL cholesterol



Clinical signifiance

Appears to be inversely related to CAD



Clinical significance of?

HDL cholesterol

HDL cholesterol



Testings + description

Homogenous assay does not require pretreatment to remove non-HDL



1st reagent blocks non-HDL


2nd reagent reacts with HDL



Testing for?

HDL cholesterol

HDL cholesterol



Testing method: direct homogenous assay or homogenous assay

Homogenous assay



It does not require pretreatment to remove what?

non-HDL

LDL cholesterol



Reference range

Optimal: Less than 100 mg/dL



Reference range for?


Reference range for HDL and Total cholesterol?

LDL



HDL: over 60 mg/dL


Total cholesterol: less than 200 mg/dL

LDL cholesterol



Clinical significance

Risk factor for CAD

LDL cholesterol



Testing methods

1. Calculated from Friedwald formula


if triglycerides is less than 400 mg/dL



2. Measured by direct homogenous assay



Testing methods for?

LDL cholesterol

Triglycerides



Reference range

Less than 150 mg/dL



Reference range of?


Reference range of LDL and total cholesterol?

Triglycerides



LDL: less than 100 mg/dL


Total cholesterol: 200 mg/dL

Triglycerides



Clinical significance

Risk factor for CAD



Besides Triglycerides, what is the other risk factor for CAD?

LDL cholesterol

Triglycerides



Physiological significance

Major form of lipid storage



Biomoleucle?


Reference range?

Tiglycerides: less than 150 mg/dL

Triglycerides



Testing methods


Requirements

Enzymatic methods using lipase



Requires fasting specimen



Testing methods for?

Triglycerides

Risk factors for CAD


List

LDL


Triglycerides

What requires fasting specimen?

Triglycerides


Glucose, fasting

Total protein



Reference range

6.4-8.3 g/dL



Reference range for?

Total protein

Total protein



Units in reference range?

g/dL



Units for the reference range of glucose, triglycerides, HDL, LDL, total cholesterol

mg/dL

Total protein



Reference range: 6.4-8.3 g/dL


Less than 4.5g/dL

Associated with Peripheral edema



range?


Less than 4.5 g/dL

Total protein


Clinical significance

+: dehydration, chronic inflammation, multiple myeloma



-: dehydration, nephrotic syndrome, hepatic insufficiency, malnutrition, malabsorption, agammaglobulinemia

Total protein




Testing method

Biuret method



Alkaline copper reagent reacts with peptide bonds.

Total protein



Biuret method


Reagent?

Alkaline copper



Mechanism

Reacts with peptide bonds.

Albumin


Reference range

3.5-5 g/dL



Reference range of?

Albumin

Albumin



Physiological significance

Largest fraction of plasma proteins.



Biomoleucle?


Reference range?

Albumin


3.5-5 g/dL

Albumin



Review: reference range

3.5-5 g/dL



Biomolecule?



Physiological significance

largest fraction of plasma proteins

Albumin



Clinical significance

+: dehydration



-: malnutrition, liver disease, nephrotic syndrome, chronic inflammation



Biomolecule?


Reference range?

Albumin


3.5-5 g/dL

Albumin



Review


Clinical significance

+: dehydration



-: malnutrition, liver disease, nephrotic syndrome, chronic inflammation



Reference range?

3.5-5 g/dL

Albumin



Clinical significance



+: _______________



-: malnutrition, liver _______, nephrotic _________, chronic ____________

___: dehydration


___: ___________, ______ disease, _______ syndrome, ______ inflammation

+: dehydration



-: malnutrition, liver disease, nephrotic syndrome, chronic inflammation

Albumin



Review: Physiological significance

Largest fraction of plasma proteins



biomolecules?


Where it is synthesized?

Albumin



Synthesized by liver

Albumin



Where it is synthesized?

Synthesized by liver



Biomolecule?


Physiological significance


Clinical significance

Largest fraction of plasma proteins



+: dehydration



-: malnutrition, liver disease, nephrotic syndrome, chronic inflammation

Albumin



Review: reference range


Physiological significance

3.5-5 g/dL


Largest fraction of plasma protein



Biomolecule?


Function

Regulates osmotic pressure

Albumin



Function

Regulates osmotic pressure



Function of?


How it is measured?

Albumin



Measured by dye binding

Albumin



How it is measured?

Measured by dye binding



Biomolecule?


Clinical significance

+: dehydration



-: malnutrition, liver disease, nephrotic syndrome, chronic inflammation

Albumin



Measured by dye binding


Examples

BCG


BCP



Full name?

Bromocresol green


Bromocresol purple

Albumin



Measured by what?

Dye binding



BCG: Bromocresol green


BCP: ___________ purple

bromocresol

Albumin



Measured by dye binding



BCG: __________ green


BCP: __________ purple

____: Bromocresol green


____: Bromocresol purple

BCG


BCP

Albumin



Measured by dye binding



BCG: bromocresol __________


BCP: bromocresol ________

BCG: __________ green


BCP: _____________ purple

bromocresol

Albumin



Measured by what?

dye binding



Examples

BCG bromocresol green


BCP: bromocresol purple

Albumin



Review: reference range

3.5-5 g/dL



Clinical significance

+: dehydration



-: malnutrition, liver disease, nephrotic syndrome, chronic inflammation

Albumin



Review: physiological significance


Where it is synthesized?

largest fraction of plasma proteins


Synthesized by liver



Function?

Regulates osmotic pressure

Albumin



How it is measured?

Measured by dye binding



Examples

BCG Bromocresol green


BCP: bromocresol purple

Microalbumin



Source of specimen

Urine

Microalbumin



Reference range

50-200 mg on 24 hour urine



Biomolecule?


Source of specimen

Urine

Microalbumin



Review: source of specimen

Urine



Reference range

50-200 mg on 24 hour urine

Microalbumin



Reference range (review)

50-200 mg on 24 hour urine



Clinical significance

+: diabetics at risk of nephropathy

Microalbumin



Clinical significance

+: diabetics at risk of nephropathy



Biomolecule: Rr?

Microalbumin



50-200 mg

Microalbumin



Units for reference range

mg



Units for total protein and albumin

g/dL

Microalbumin



Review: Clinical significance

+: diabetics at risk of nephropathy



Characteristics of microalbumin testing

Detects albumin in urine earlier than dipstick protein

Microalbumin



Characteristics of microalbumin testing

Detects ________ in urine ____ than dipstick ______

albumin


earlier


protein

Microalbumin



Characteristics of microalbumin



Detects _______ in urine ________ than dipstick ______

________ albumin in _____ earlier than _____ protein

Detects


urine


dipstick

Microalbumin



Characteristics of microalbumin

Detects albumin in urine earlier than dipstick protein



Treatment

Strict control of glucose and blood pressure can prevent progression to end-stage renal disease.

Microalbumin



Treatment

Strict control of glucose and blood pressure can prevent progression to end-stage renal disease

Microalbumin



Treatment


Strict _____ of glucose and blood ______ can prevent _______ to end-_____ renal ________

Treatment


________ control of ________ and _____ pressure can ________progression to ___-stage _______ disease

strict


glucose


blood


prevent


end


renal

Microalbumin



Treatment

Strict control of glucose and blood pressure can prevent progression to end-stage renal disease



Review: Characteristics and reference range

Detects albumin in urine earlier than dipstick protein



50-200 mg on 24 hour urine

Microalbumin



Testing method

Immunoassays on 24 hour urine



Review: clinical significance

+: diabetics at risk of nephropathy

Microalbumin



Review: testing method

immunoassays on 24 hour urine



Alternative method

Albumin-to-creatinine ratio on random sample

Microalbumin



Alternative method

________-to-creatinine ratio on __________sample

albumin


random

Microalbumin



Alternative method


________-to-creatinine ratio on __________sample

Albumin-to-________ ratio on random _________

creatinine


sample

Microalbumin



Alternative method


Albumin-to-________ ratio on random _________

_________-___-Creatinine ______ on ________ sample

Albumin


to


ratio


random

Microalbumin



Alternative method

Albumin-to-creatinine ratio on random sample



Describe this method

30-300 mg albumin/g creatinine=microalbuminuria

Microalbumin



Alternative method


Albumin-to-creatinine ratio on random sample



30-300 ___ albumin/___ creatinine=_______________


mg


g


microalbuminuria

Microalbumin



Alternative method


_______-to-___________ ratio on random sample



30-300 ___albumin/___ creatinine=___________

albumin


creatinine



30-300 mg ______/g ___________=microalbuminuria

albumin


creatinine

Microalbumin



Alternative method


Albumin-to-creatinine ratio on random sample



30-300 mg _________/g ____________=microalbuminuria



___________ mg albumin/g creatinine=_______________

30-300


microalbuminuria

Microalbumin



Alternative method


Albumin-to-creatinine ratio on random sample



_____________/_____________=_____________

30-300 mg albumin/g creatinine=microalbuminuria



Review: treatment

Strict control of glucose and blood pressure can prevent progression to end-stage renal disease

Microalbumin



Method? (primary)

Immunoassays on 24 hour urine



Characteristics

Detects albumin in urien earlier than dipstick protein

Microalbumin



Alternative method

Albumin-tocreatinine ratio on random sample



Describe this method

30-300 mg albumin/g creatinine=microalbuminuria

Microalbumin



Testing instrument

Urine dipsticks are available for both



albumin


albumin-to-creatinine ratio



Review: reference range

50-200 mg on 24 hr urine

Microalbumin



Testing instrument



Urine _______are available for both



_________


albumin-to-creatinine ________





________dipsticks are _______ for _______



albumin


_________-to-___________ratio

Microalbumin



Testing instrument



Urine dipsticks are available for both



albumin


albumin-to-creatinine ratio

Microalbumin



Testing instrument


Testing instrument



Urine dipsticks are available for both



albumin


albumin-to-creatinine ratio