CBC Clinical Implications

Question 1

RBC COUNT

Answer 1

M: 4.6 - 6.0 million/ql
W: 4.0 - 5.0 million/ql

Question 2

Increased RBC

Answer 2

Dehydration
Polycthemia vera
High altitude
Cardiovascular Disease

Question 3

Decreased RBC

Answer 3

Blood loss
Anemia
Leukemias
Chronic renal failure
Pregnancy

Question 4

Hemoglobin

Answer 4

M: 13.5 - 18 g/dl
W: 12 - 15 g/dl

Question 5

Increased HGB

Answer 5

Polycythemia
Dehydration
COPD
Heart Failure

Question 6

Decreases HGB

Answer 6

Blood Loss
Anemia
Kidney disease
Cancer

Question 7

HCT

Answer 7

M: 40 - 54%
W: 36-46%

Question 8

Increased HCT

Answer 8

Dehydration
Hypovolemia
Diabetic acidosis
Burns

Question 9

Decreased HCT

Answer 9

Acute blood loss
Pregnancy
Dietary Deficiencies
Anemias

Question 10

RBC indices

Answer 10

MEAN CORPOSCULAR VALUE: 80 - 98 qm3
MEAN CORPOSCULAR HEMOGLOBIN: 27 - 31 pg
MEAN CORPOSCULAR HEMOGLOBIN CONCENTRATION: 32-36%

Question 11

Increased MCV

Answer 11

Chronic Liver Disease
Pernicious Anemia

Question 12

MCV Decreased

Answer 12

Iron deficiency anemia
Lead poisoning

Question 13

MCH Increased and Decreased

Answer 13

Macrocytic Anemia
Microcyctic Anemia

Question 14

MCHC Decreased

Answer 14

Microcytic, hypochromic anemia

Question 15

WBC

Answer 15

Adult: 4500 - 10,000/qL (mm3)

Babies 0 to 2 weeks old: 9,000 to 30,000 cells/mm3
Babies 2 to 8 weeks old: 5,000 to 21,000 cells/mm3
Children 2 months to 6 years old: 5,000 to 19,000 cells/mm3
Children 6 to 18 years old: 4,800 to 10,800 cells/mm3

Question 16

Increased WBC

Answer 16

Acute Infections
Tissue Necrosis
Collagen diseases

Question 17

WBC Decreased

Answer 17

Viral Infections
Hemapoietic Diseases
Rheumatoid arthritis

Question 18

NEUTROPHILS

Answer 18

50-70%

Acute Infections - increased

Decreased
Viral Diseases
Leukemias
Aplastic and iron deficiency anemia

Question 19

Lymphocytes

Answer 19

25-35%

Question 20

Increased Lymphocytes

Answer 20

Viral Infection
Chronic Infections
Lymphocytic Leukemia

Question 21

Decreased lymphocytes

Answer 21

Cancers
Leukemia
Multiple sclerosis
Renal failure

Question 22

Monocytes

Answer 22

4-6%

Question 23

Viral Infections
Hodgkin’s Disease

Answer 23

Increased Monocytes

Question 24

Lymphocytic Anemia
Aplastic Anemia

Answer 24

Decreased Monocyte

Question 25

Eosinophils

Answer 25

1-3%

Question 26

Allegic Reactions
Phleblitis
Cancer
Parasitic Infections

Answer 26

Increased Eosinophils

Question 27

Decreased Eosinophils

Answer 27

Stress burns and shick
Adrenocortical hyperfunction

Question 28

Basophils

Answer 28

0.4 - 1%

Question 29

Leukemia
Inflammatory process

Answer 29

Increased Basophils

Question 30

Decreased Basophils

Answer 30

Hypersensitiviy Reaction
Stress
Pregnancy

Question 31

Platelet Count

Answer 31

150,000 - 400,000 qL

Question 32

Increased platelet count

Answer 32

Pulmonary Embolism
Polyctehmia vera
Acute blood loss
Sphelenectomy

Question 33

Decreased Platelet count

Answer 33

Idiopathic
Thrombocytopenic purpura
Cancer
Systemic lupus erythematosus