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Clinical Lab Medicine
misc. comprehensive
85
Health Care
Graduate
06/11/2009

Additional Health Care Flashcards

 


 

Cards

Term
Calcium - normal level
Definition
8.6 - 10.0 mg/dl
Term
blood sugar - normal level
Definition
65-110 mg/dl
Term
sodium - normal level
Definition
135-145 mEq/l
Term
potassium - normal level
Definition
3.5-5.3 mEq/L
Term
chloride - normal level
Definition
98-106 mEq/L
Term
BUN - normal level
Definition
7-18 mg/dl
Term
magnesium - normal level
Definition
1.3-2.1 mEq/L
Term
bicarbonate - normal level
Definition
23-30 mmol/L
Term
blood sugar - panic values
Definition
over 450 mg/dl
under 40 mg/dl
Term
BUN - panic value
Definition
over 100 mg/dl
Term
Calcium- panic values
Definition
over 13 mg/dl
under 6 mg/dl
Term
chloride - panic values
Definition
over 120 mEq/L
under 70 mEq/L
Term
creatinine - panic values
Definition
over 10 mg/dl (nondialysis pts)
Term
creatinine - normal level
Definition
0.6-1.3 mg/dl
Term
uric acid - normal level
Definition
men: 3.5-7.2 mg/dl
women: 2.6-6.0 mg/dl
Term
bicarbonate - panic values
Definition
under 6.0 mmol/L
Term
potassium - panic levels
Definition
under 2.5 mEq/L
over 7.0 mEq/L
Term
magnesium - panic level
Definition
over 15 mEq/L
under 1.0 mEq/L
Term
sodium - panic levels
Definition
over 155 mEq/L
under 120 mEq/L
Term
hypernatremia - primary cause
Definition
dehydration
Term
elevated calcium levels can result in:
Definition
cardiotoxicity, arrhythmias, coma
Term
deficient (panic) levels of calcium can result in:
Definition
tetany and convulsions
Term
abnormal potassium levels can result in:
Definition
arrhythmias
Term
deficient (panic) sodium levels can result in:
Definition
weakness, neurologic symptoms such as confusion, convulsions, decreased reflexes, coma, stupor
Term
elevated (panic) sodium levels can result in:
Definition
cardiovascular collapse
Term
most common test for acute pancreatitis
Definition
amylase
Term
T or F: amylase has a quick elevation with inflammation of the pancrease
Definition
T
Term
T or F: amylase is used to monitor pts with chronic pancreatitis
Definition
T
Term
serum levels of this pancreatic enzyme remain elevated longer and are sensitive for pancreatitis
Definition
serum lipase
Term
lipase normal range
Definition
0-160 u/L
Term
amylase normal range
Definition
23-85 u/L
Term
amylase panic value
Definition
> 500 u/L
Term
T or F: lipase is found in both the pancreas and salivary glands
Definition
F
this is TRUE for AMYLASE
Term
T or F: amylase is usually decreased in advanced chronic pancreatitis
Definition
True
Term
T or F: liver patients will have decreased ALT after long-standing liver disease
Definition
True
Pts can't make the enzymes anymore
Term
Name the 7 Sacred Questions in px
Definition
First onset
Duration of current onset
Location
Quality of pain
Quantity of pain (scale of 1-10)
Does it move or stay localized?
Anything make it better?
Anything make it worse?
Term
T or F: When a patient presents abdominal pain, one may or may not choose to draw pancreatic enzymes
Definition
False
ALWAYS want this when pt presents abdominal pain
Term
The anion gap
Definition
measured cations - measured anions
[K + Na + Ca] - [Cl + HCO3]
Term
Na, K, Cl, CO2, BUN, Creat, BS, Ca
Definition
BMP
Term
The following labs are suggestive of which of the following diseases BUN = 30 mg/dL, creatinine = 3 mg/dL
a)renal failure
b)hepatitis
c)diabetes
Definition
renal failure
Term
What test is used to diagnose gestational diabetes?
Definition
glucose tolerance test (GTT)
Term
What is the most accurate measure of renal fxn?
Definition
24 hr creatinine clearance
Term
circulating bilirubin that has not yet been taken up by the liver
Definition
unconjugated, reported as indirect
Term
most appropriate test to diagnose acute Hepatitis A infection
Definition
IgM anti-HAV
Term
laboratory findings consistent with primary hyperthyroidism
Definition
decreased TSH
elevated total T4 and T3
Term
Which drugs affect labs?
Definition
NSAIDS, oxygen, diuretics, and antibiotics
Term
labs consistent with primary hypothyroidism
Definition
elevated TSH
decreased free T4
Term
What is a differential count?
Definition
subtypes of the white blood cells
Term
T or F: diet and lifestyles changes are always the first therapy regarding lipids lab results
Definition
True
Term
Known causes of a decrease in WBCs
Definition
leukemia, viral infection, and AIDS
Term
Known causes of a decrease in WBCs
Definition
leukemia, viral infection, and AIDS
Term
What does a shift to the left mean?
Definition
an increase in bands
Term
What HDL levels call for statin treatment in men? Women?
Definition
less than 40 in men
less than 50 in women
Term
Glucosuria is caused by what?
Definition
when blood sugar levels exceed the reabsorption capacity of the kidney
Term
Most abdundant extracellular cation
Definition
Sodium
Term
Which of the following enzymes is found in large quantities in the bone and other organs?
a)AST
b)ALT
c)ALP
Definition
c) ALP
Term
Heparin affects what?
Definition
PTT
Term
Coumadin affects what?
Definition
Protime
Term
Hypernatremia is most commonly associated with what?
Definition
dehydration
Term
major intracellular cation
Definition
potassium
Term
What does insulin do to blood potassium levels?
Definition
decreases the levels by causing it to move into the cells
Term
Lithium and Depakote are used to treat what?
Definition
bipolar disorder and seizure disorder
Term
Digoxin is used to treat what?
Definition
heart arrhythmias and heart failure
Term
People on digoxin are very sensitive to what?
Definition
potassium levels
pts can easily become hyperkalemic
Term
Major disturbances to sodium levels can result in what?
Definition
neurological changes and changes to mental status
Term
What are the two most common cauess of hypercalcemia?
Definition
cancer and hyperparathyroidism
Term
T or F: deep vein thrombosis is the most common cause of pulmonary embolism?
Definition
True
Term
A platelet count of less than 20,000 poses a significant clinically risk of what?
Definition
bleeding
Term
You treat a pt for hypothyroidism. Her labs reveal elevated TSH levels. What does this mean?
Definition
you need to increase her thyroxine dosage
Term
Secondary polycythemia vera is commonly caused by what?
Definition
hypoxia
Term
What is the definitive diagnostic test for sickle cell disease?
Definition
Hemoglobin electrophoresis
Term
What type of anemia?
Hgb 10
Hct 32
MCV low
Definition
microcytic
Term
Volume overload may lead to a false negative or false positive diagnosis of anemia by:
Definition
decreasing the Hct
Term
The presence of any type of cast in the urine indicates what?
Definition
renal disease
Term
Which of the following, when increased, gives the first evidence of Hepatitis B infection?
Definition
HBsAg
Term
CD4+ lymphocyte levels are used to tell you what about an HIV/AIDS patient's treatment?
Definition
an indicator for when to start preventive therapy for opportunistic infections
Term
Bilirubin is metabolized into urobilinogen in which part of the body?
Definition
the intestine
Term
The urine dipstick is positive for nitrates. This indicates what?
Definition
significant bacteriuria
Term
Your patient has been diagnosed with acute pyelonephritis. Which type of casts would you expect to see on microscopic analysis of the urine?
Definition
WBC
Term
Which 2 liver function tests most closely reflect a patient's state of hydration?
Definition
albumin and total protein
Term
Which one of the liver enzymes is elevated in all forms of liver disease and much more sensitive than either AST or ALT?
Definition
GGT
Term
You have a new patient who presents to the clinic with jaundice. If you can only do one laboratory test to evaluate the reason behind the jaundice, what test would you do?
Definition
urine dipstick
Term
The most common cause of hyponatremia is what?
Definition
fluid retention
Term
Any patient with diabetes who demonstrates urine ketones needs which lab test done to rule in or rule out diabetic ketoacidosis?
Definition
serum ketones
Term
T or F: ALP levels can be elevated in children due to bone growth.
Definition
True - this is common
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