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Lab Values > Lab values > Flashcards

Lab values Flashcards

1
Q

Serum creatinine

A

Normal range 0.6 - 1.2

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2
Q

What does serum creatinine indicate?

A

Kidney function

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3
Q

INR

A

Therapeutic range 2 - 3

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4
Q

What does INR measure?

A

Coumadin level

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5
Q

The critical level of INR is?

A

Greater than 4 (high priority)

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6
Q

Potassium (K+)

A

Normal range 3.5 - 5.3

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7
Q

What are critical ranges of K+?

A

Less than 3.5 or higher than 5.3
Low give potassium
High give D5W and reg insulin & kayexalate

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8
Q

Potassium greater than or equal to 6 is?Critical or Deadly

A

Deadly! Medical emergency
Assess pt
Give D5W and reg insulin & kayexalate
Call doctor stat!

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9
Q

pH

A

Normal range 7.35 - 7.45

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10
Q

pH below 6 is? Critical or Deadly

A

Deadly! Medical emergency
Assess pt
Call doctor stat!

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11
Q

BUN

A

Normal range 8 - 25

“Hamburger BUN’s come in packages of 8, therefore BUN levels are 8 - 25.”

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12
Q

What does elevated BUN level mean?

A

Dehydration

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13
Q

If you get an elevated blood value what answer should you pick?

A

Dehydration

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14
Q

Hemoglobin (Hgb)

A

Normal range 12 - 18

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15
Q

Bicarb

A

Normal range 22 - 26

“2 + 2 + 2 = 6”

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16
Q

CO2

A

Normal range 35 - 45

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17
Q

Hemoglobin less then 8 is? Critical or Deadly

A

Critical level!
Assess for bleeding
Prepare to give blood
Call doctor

18
Q

What is the order of operation for when dealing with abnormal lab values?

A
  1. Hold
  2. Assess
  3. Prepare
  4. Call
19
Q

CO2 in the 50 range is considered what?Critical or Deadly

A

Critical!
Assess respirations
Prepare pt for pursed lip breathing

20
Q

CO2 in the 60 range is considered what? Critical or Deadly

A 
Deadly!  **Respiratory emergency**
Assess respirations
Prepare pt for intubation and ventilate
Call respiratory therapy first
Then call doctor
21
Q

Hematocrit

A

Normal range 36 - 54

***“Easy way to remember is the range is the same as three times the range of hemoglobin… (12 x 3 = 36 & 18 x 3 = 54).”

22
Q

Elevated hematocrit indicates what?

A

Dehydration

23
Q

Oxygen (PO2)

A

Normal range 78 - 100

24
Q

Oxygen range of 70 - 77 is what? Critical or Deadly

A

Low…Critical!
Assess pt respiration
Prepare to give O2

25
Q

When a pt is hypoxic what vital sign is elevated first, respiration or HR?

A

HR

26
Q

Oxygen range below 70 is considered what? Critical or Deadly

A 
Deadly!  **Respiratory emergency**
Assess respirations and give O2
Prepare pt for intubation and ventilate
Call respiratory therapy first
Then call doctor
27
Q

Os SAT

A

Normal range 93 - 100

28
Q

A low O2 SAT (below 93) is considered what? Critical or Deadly

A

Critical
Assess pt respirations
Prepare to reposition pt and give O2

29
Q

BNP

A

Normal range = less than 100

30
Q

BNP is a good indicator of what?

A

CHF

31
Q

Sodium (Na+)

A

Normal range 135 - 145

32
Q

If the Na+ is high what should you assess for?

A

Dehydration

33
Q

If a patient has an abnormal sodium level and an altered LOC the patient’s condition is considered what? Critical or Deadly

A

Critical!

because it is a safety issue

34
Q

WBC

A

Normal range
Total = 5,000 - 11,000
ANC = greater than 500
CD4 = greater than 200

35
Q

low CD4 indicates what condition?

A

AIDS

36
Q

Low WBC is considered what? Critical or Deadly

A

Critical!
Assess pt for signs of infection
Prepare pt for neutropenic precautions

37
Q

Platelets

A

No normal range

38
Q

low platelets levels below 90,000 are considered what? Critical or Deadly

A

Critical!
Assess pt
Prepare to put pt on bleeding precautions

39
Q

low platelets levels below 40,000 are considered what? Critical or Deadly

A

Deadly!

40
Q

RBC

A

Normal range 4 - 6 million

Lab Values (4 decks)

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