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Summers: Lab Values > CBC > Flashcards

CBC Flashcards

1
Q

Hemoglobin

A

M: 13.5 - 16.5
F: 12 - 15
Combined: 12 - 16.5

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2
Q

Hematocrit %

A

M: 41 - 50%
F: 36 - 44%
Combined: 36 - 50%

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3
Q

RBC’s

A

M: 4.5 - 5.5
F: 4.0 - 4.9
Combined: 4 - 5.5

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4
Q

Platelets

A

100,000 - 450,000

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5
Q

MCH refers to a RBCs…

A

• Color (due to Hgb)

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6
Q

MCV refers to a RBCs…

A

• Size

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7
Q

MCV

A

80 - 100

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8
Q

MCH

A

26 - 34

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9
Q

MCHC %

A

31 - 37

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10
Q

What is PT?

A
  • Prothrombin time (PT) is a blood test that measures the time it takes for the liquid portion (plasma) of your blood to clot.
  • Used in conjuction with INR measurement and comadin (Warfarin)
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11
Q

What is a normal PT?

A

11-13.5 seconds

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12
Q

What is PTT?

A
  • A partial thromboplastin time (PTT) test measures the time it takes for a blood clot to form in a blood sample.
  • Used in conjuction with Heparin
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13
Q

What is a normal PTT?

A

25-30 seconds

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14
Q

A normocytic, normochromic RBC has MCV and MCH values of…

A
  • MCV: 80-100
  • MCH: 26-34
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15
Q

A microcytic, hypochromic RBC has MCV and MCH values of…

A
  • MCV: <80
  • MCH: <27
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16
Q

A macrocytic, normochromic RBC has MCV and MCH values of…

A
  • MCH: >100
  • MCH: >34
17
Q

Normocytic, normochromic RBCs may be associated w/ what causes/types of anemia?

A
  • Acute blood loss
  • Hemolysis
  • Chronic kidney disease
  • Aplastic anemia
  • Sickle cell anemia
  • Pregnancy
18
Q

Microcytic, hypochromic RBCs may be associated w/ what causes/types of anemia?

A
  • Iron deficiency anemia
  • Thalassemia
  • Lead poisoning
19
Q

Macrocytic, normochromic RBCs may be associated w/ what causes/types of anemia?

A
  • Cobalamin (Vit B12) deficiency
  • Liver disease (alcohol abuse)
  • Post splenectomy
20
Q

Type of anemia: MCV less than lower limit of normal

A

• microcytic anemia

21
Q

Type of anemia: MCV within normal range

A

• normocytic anemia

22
Q

Type of anemia: MCV greater than upper limit of normal

A

• macrocytic anemia

23
Q

Type of anemia: MCH less than lower limit of normal

A

• hypochromic anemia

24
Q

Type of anemia: MCH within normal range

A

• normochromic anemia

25
Q

Type of anemia: MCH greater than upper limit of normal

A

• hyperchromic anemia

26
Q

RDW (RBC distribution width)

Summers: Lab Values (6 decks)

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