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RxPrep NAPLEX > Lab Referance Ranges > Flashcards

Lab Referance Ranges Flashcards

1
Q

Calcium, total

A

8.5-10.5mg/dL

Calculate corrected calcium if albumin is low

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2
Q

Magnesium

A

1.3-2.1 mEq/L

Decreased due to PPIs, diuretics

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3
Q

Phosphate (PO4)

A

2.3-4.7 mg/dL

Increased in renal failure

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4
Q

Potassium (K)

A

3.5-5 mEq/L

Increased due to ACE, ARB, aliskiren, canagliflozin, cyclosporine, tacrolimus, SMX/TMP, NSAIDs

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5
Q

Sodium (Na)

A

135-145 mEq/L

Decreased due to SSRIs, diuretics, carbamazepine

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6
Q

Bicarbonate (HCO3)

A

Venous: 24-30 mEq/L
Arterial: 22-26 mEq/L

Decreased to to topimax

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7
Q

Blood Urea Nitrogen (BUN)

A

7-20 mg/dL

Increased in renal impairment and dehydration

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8
Q

Serum Creatinine (SCr)

A

0.6-1.3 mg/dL

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9
Q

Anion Gap (AG)

A

5-12 mEq/L

Increased AG suggests metabolic acidosis

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10
Q

WBCs

A

4000-11000 cells/mm3

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11
Q

Neutrophils

A

45-73%

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12
Q

Bands

A

3-5%

Immature neutrophils

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13
Q

Eosinophils

A

0-5%

Parasitic infection, allergies

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14
Q

Basophils

A

0-1%

Hypersensitivity rxn

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15
Q

Lymphocytes

A

20-40%

Viral infections

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16
Q

RBCs

A

Males: 4.5-5.5
Females: 4.1-4.9

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17
Q

Hemoglobin

A

Males: 13.5-18 g/dL
Females: 12-16 g/dL

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18
Q

Mean Corpuscular Volume (MCV)

A

80-100 fL

Increased when B12 or folate deficiency
Decreased due to iron deficiency

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19
Q

Folic Acid (Folate)

A

5-25 mcg/L

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20
Q

Vitamin B12

A

> 200 pg/mL

Decreased due to PPIs, metformin

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21
Q

Antifactor Xa Activity (Anti-Xa)

A

1-2 IU/mL (therapeutic LMWH)

Obtain a peak anti-Xa 4hrs after SC LMWH

22
Q

Prothrombin Time (PT)

A

10-13 seconds

23
Q

Internationalized Normalized Ratio (INR)

A

<1.2 for those not on warfarin

Increased INR w/o warfarin is due to liver disease

24
Q

Activated Partial Thromboplastin Time (aPTT or PTT)

A

22-38 seconds (“control”)

Treatment goal on UFH: 1.5-2.5x control

25
Q

Platelets (PLTs)

A

150,000-450,000/mm3

26
Q

Albumin

A

3.5-5 g/dL

Highly bound protein bound drugs are impacted by changes in albumin- warfarin

Phenytoin, valproic acid, and calcium require correction for low albumin

27
Q

AST - Aspartate Aminotransferase

A

10-40 units/L

28
Q

ALT - Alanine Aminotransferase

A

10-40 units/L

29
Q

Bilirubin

A

0.1-1.2 mg/dL

Used to determine other cause of liver damage and detect bile duct blockage

30
Q

Amylase

A

60-180 units/L

Pancreatitis

31
Q

Lipase

A

5-160 units/L

Pancreatitis

32
Q

Creating Kinase (CK) or Creatine Phosphokinase (CPK)

A

Males: 55-170 IU/L
Females: 30-135 IU/L

Muscle inflammation or muscle damage

33
Q

B-Type Natriuretic Peptide (BNP)

A

<100 pg/mL

34
Q

LDL

A

<100 mg/dL

35
Q

Total Cholesterol

A

<200 mg/dL

Fasting begins 9-12hr prior to lipid blood draw

36
Q

HDL

A

> 60 mg/dL

37
Q

Triglycerides

A

<150 mg/dL

38
Q

C-Reactive Protein (CRP)

A

0-0.5 mg/dL

39
Q

Fasting Plasma Glucose (FPG)

A

> 125 mg/dL is positive for diabetes

100-125 mg/dL is positive for pre-diabetes

Fasting is 8+ hrs

40
Q

Hemoglobin A1C

A

<7% (ADA)

<6.5% (AACE)

41
Q

Preprandial Blood Glucose

A

80-130 mg/dL

42
Q

Postprandial Blood Glucose

A

<180 mg/dL

Taken 1-2hr after the start of eating

43
Q

Thyroid Stimulating Hormone (TSH)

A

0.3-3 mlU/L

44
Q

Uric Acid

A

Males: 3.5-7.2 mg/dL
Females: 2-6.5 mg/dL

45
Q

Erythrocyte Sedimentation Rate (ESR)

A

Males: <20 mm/hr
Females: <30 mm/hr

46
Q

CD4+ Lymphocyte Count

A

800-1,100 cells/mm3

47
Q

pH

48
Q

Prostate-Specific Antigen (PSA)

49
Q

Lactic Acid (lactate)

A

0.5-2.2 mEq/L

Indicates anaerobic metabolism (running, and sepsis)

50
Q

Vitamin D, serum 25 (OH)

A

> 30 ng/mL

RxPrep NAPLEX (33 decks)

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