Upgrade to remove ads
Terms in this set (88)
What does BUN stand for
Blood urea nitrogen
What is a normal BUN lab value
5-25mg/dl, but higher in elderly
where is Urea normally excreted?
The BUN test is used in conjunction with what other test?
What is the BUN test used for?
To detect a renal disorder or dehydration
What factors increase the BUN
high protein diet
What can cause a Decreased BUN
Low protein diet
severe liver failture
What are some Nursing implications to perform on a client with an abnormal BUN?
Assess hydration status loos for a deficit or excess
Assess dietary intake (protein)
Monitor urine output. (I&O)
Look for diuretics , nephrotoxic drugs (affect BUN)
What is Creatinine test indicate?
renal insufficiency or failture
What is Creatinine?
a by-product of muscle catabolism
Where is creatinine excreted?
what is a normal creatinine value?
0.5-1.5 mg/dl (less in females)
What factors can increase Creatinine?
acute and chronic renal failture
diet high in BEEF
What factors can decrease Creatinine?
What should the nurse monitor if there is an abnormal creatinine?
Monitor urine output
assess for diet high in RED MEAT
Examine ration of BUN to Creatinine
If both the BUN and creatinine are elevated what does that mean?
What if the Creatinine is normal but the BUN is elevated, what does that mean?
What does GFR stand for?
Glomerular filtration rate
GFR is a specific indator of?
Why do we look at GFR?
It is used in conjunction with creatinine level to diagnose SEVERITY of renal disease
What are the 3 main measurements of blood glucose?
Fasting blood glucose (FBS)
Capillary sample (fingerstick, accu-check, glucose)
What is a normal blood sugar for a normal adult?
What is a prediabetic range?
What is a diabetic range?
126 or greater
What does A1C stand for?
What is gyco hemo a.k.a. A1C used for?
best measurement of effectiveness of diabetic therapy, its an average of blood glucose level over a 1-4 month period
Whats a normal lab value of A1C for a non-diabetic
What is a A1C value for a controlled diabetic range
What is an uncontrolled A1C's diabetics range
What can cause an elevated fasting blood sugar level
DM, cushings syndrome, stress, pancreattitis, Steriod drugs
What can cause a decrease in fasting blood sugar level?
hypoglycemia, malnutrition, cirrhosis
What drug can impact blood glucose levels?
What protein makes up more than half of plasma proteins?
What organ in Albumin synthesized in?
What is Albumin responsible for?
maintaining plasma oncotic pressure
What is normal Albumin lab values?
What can increase ALBUMIN LEVELS?
What can decrease Albumin levels
What should the nurse do with a patient with distorted ablumin levels?
monitor for prepherial edema
assess skin integrity if edema is present
increase protein intake
What is included in a CBC?
Hemoglobin and hematocrit
RBC and indices
WBC and differential
Where is Hgb found?
protein found in RBS's
what is Hgb composed of?
What does Hgb do?
carries oxygen to blood tissues
What is a normal Hgb value? male and female
How is HCT measured? (hematocrit)
Volume of RBS's of packed red blood cells per 100ml of blood
What is a normal Hct value?
What can cause H&H to decrease?
acute blood loss
liver and kidney disease
What can increase H&H values?
What is RBC indices
measurement of the total RBC count as well as size, weight, and hemoglobin concentration of the RBC's
What is RBC indices used for?
used in differential diagnosis of type of Anemia
What is a normal RBC
Male- 4.6-6 million/u10*12)
female- 4.0-5.0 9MILLION/U10*12)
What does MCV stand for?
mean corpuscular VOLUME
What does MCH do?
Weight of Hgb in the RBC regardless of size
MCHC is what?
Hgb concentration per unit volume of RBS's
Normal is called?
Decreased is called?
RDW does what?
indicated size differences of RBC's within a sample.
RDW is useful in what?
Predicting early anemia
What is Anemia?
lack of healthy RBC's
Alterations in RBC indices equal what?
Name some symptoms of Iron deficiency
microytic hypochromic (small and pale)
Name some symptoms of B12 deficancy
pernicious; lack of intrinsic factor
Name some symptoms of folic acid?
macrocytic normochromic (large and red)
large and red
What is the job of platelets?
promote coagulation by sticking to rough and injured tissues
What is a low platelet count a potential for?
what is a normal platelet count?
What can cause a decreased platelet count?
What can cause an increased platelet count?
When someone has an abnormal platelet count what should the nurse assess?
Where is PT synthesized iN?
what is PT converted into?
thrombin to form clots
PT is used with INR to monitor what?
oral anticoagulant, warfin and coumadin
What is INR stand for?
international normalized ratio
PTT is used for?
screening to detect clotting factor deficiencies
PTT monitors what?
What is a normal PT value
what is a normal PTT value
What is normal PT for anticoag therapy
1.5-2 x normal value
What is normal PTT for anticoag therapy
1.5-2.5 X normal value
What is normal INR for anticoag therapy
What is a decreased PT/PTT/INR indicate?
What is an increased PT/PTT/INR indicate?
vitamin K deficancy
genetic clotting factor disorder
drug influences- ASA
Your Momma says blood thinner, your nurse says
THIS SET IS OFTEN IN FOLDERS WITH...
Lab tests- Function and Nursing Implications
Nursing: Lab Values and Implications
Need to Know Lab Values NCLEX
Commonly Ordered Laboratory Tests
YOU MIGHT ALSO LIKE...
Ch. 6: Focus on Nursing Pharmacology (Karch) - Cha…
Labs Test 1
Labs Test 1
JJc Nursing 150 Unit 2
OTHER SETS BY THIS CREATOR
Death and dying
Nursing and the older client