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pom > pom- lab values > Flashcards

pom- lab values Flashcards

1
Q

myleoid precursers make these 4

A

rbc, platelet, granulocytes, monocytes

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2
Q

lymphoid precurers make

A

lymphocytes, plasma cells

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3
Q

cbc includes these 9 things

A

hbg, hct, rbc, mcv, mch, mchc, rdw, plt, wbc

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4
Q

draw the shorthand for cbc and chem 7

A

do it

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5
Q

normal rbc count in men and women

A

men 4.7-6.6X10^6 mm^3

women: 4.2-5.4X10^6mm^3

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6
Q

high rbc count means

A

polycythemia vera

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7
Q

low rbc count

A

anemia

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8
Q

hemoglobin normal, men and women

A

m 14-18 gm/dl

f- 12-16 gm/dl

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9
Q

high hmg?

A

polycythemia vera

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10
Q

low hmg?

A

anemia

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11
Q

normal hematocrit men and women

A

m- 42-54%

f- 37-47%

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12
Q

definition of crit

A

vol of packed eryth per 100cc

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13
Q

mean corpuscular volume

A

average volume of rbcs

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14
Q

range of mcv

A

90, plus or minus 7

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15
Q

high mcv

A

macrocytosis

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16
Q

low mcv

A

microcytosis

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17
Q

mean corpuscular hmg

A

average weight of hgb contained in a rbc

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18
Q

range mch

A

29 plus or minus 2 pg

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19
Q

mean corpuscular hemoglobin concetration

A

average conc of hgb in a given vol (100cc) of rbc

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20
Q

range of mchc

A

34 plus or minus 2 gm/dl

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21
Q

rbc distribution width

A

description of regularity of cell diameters, measured by couler counter

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22
Q

range of rbc dist width

A

11.8-14.1%

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23
Q

esr

A

eryth sed rate

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24
Q

low mch

A

hypochromic anemia

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25
Q

high mch

A

hyperchromia

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26
Q

high mchc

A

hereditary spherocytosis

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27
Q

low mchc

A

hypochromic anemias

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28
Q

normal esr

A

20mm/hr

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29
Q

increased esr means

A

inflamm

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30
Q

normal platelet count range

A

150,000-400,000 cell/mm^3

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31
Q

high platelet count?

A

inflamm, malignancy, post splenectomy

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32
Q

low platelet

A

immune /ideopathic, viral dz, SLE, drugs

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33
Q

normal wbc count

A

4500-11000/mm^3

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34
Q

high wbc count means

A

infeciton, malig

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35
Q

low wbc count

A

neutropenia, hematologic neoplastic dz, drug, virus

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36
Q

leukocytosis-

A

inc in wbc count- can be path or physio

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37
Q

physiologic reasons for leukocytosis

A

extreme temps, muscular activity, preg

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38
Q

patho reasons for leukocytosis

A 
ITALIC
I infection
T tissue death
A allergy
L leukemia
I inflammation
C cancer
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39
Q

leukopenia causes- 4

A

megaloblastic anemia
bone marrow depression
malig neutropenia or myeloprolieratite sytnromes (leukkemia, polycythemia)
viral infection

40
Q

to get total neutrophils, add – and –

A

segs and bands

41
Q

neutrophils- normal percent in wbc differential

A

50-70 segs, 3-5 bands,

number is 3000-7000

42
Q

lymphocyte normal percent in wbc differential

A

1000 - 3500, 20-40%

43
Q

monocytes- percent in wbc diff

A

0-7%, 0-700

44
Q

eo in wbc diff

A

0-5%, 0-500

45
Q

baso in wbc diff

A

0-1%, 0-100

46
Q

acute infection you see – shift in neutrophil

A

left shift- increase in bands

47
Q

left shift

A

increase in bands (1-2 lobes)

48
Q

left shift- lab values

A

> 20% bands or >80% neutrophil in total wbc count

49
Q

right shift-

A

increased mature pmn- less common

50
Q

cause for left shift- 6

A 
acute infection
physical/emotional stimuli
toxemia
hemorrhage
leukemia
diabetes
51
Q

right shift- 4 causes

A

chronic inflamm
autoimmune dz
megaloblastic anemia
iron defiiceny

52
Q

neutrophenia- mild, mod, sev

A

1000 1500 mild
500-1000 mod
>500 sev

53
Q

when to do prophy for neutrophenia

A

less than 1000

54
Q

cuases for neutropenia

A

cancer, ct dz, drug, rad, leuk

55
Q

lymphocytosis cuases- 3

A

lymphoctyic leukemia, viral infection, chronic infection

56
Q

lyphocytopenia causes

A

corticosteroids, renal dz, immunosuppresive meds, chemo, HIV

57
Q

monocytosis- 4 causes

A

infeciton, monocytic leukemia, cancer, endocarditis

58
Q

monocytopenia cause

A

bone marrow injury

59
Q

eosinophilia- 5 causes

A

neoplasm, allergy, addisons, colalgen vascular dz, parasitic dz

60
Q

eosinopenia- 3 cause

A

pyogenic infeciton, labor, shock

61
Q

basophilia-

A

rare- caused by chronic myelogenous leukemia

62
Q

basopenia

A

rare - caused by acute rheumatic fever, cushings syndrome

63
Q

chem 7 tests these things- EXAM

A 
sodium
chloride
potassium
carbon dioxide
blood urea nitrogen
creatinin
glucose
64
Q

sodium range-

A

135-145 mEq/l

65
Q

low sodium- hyponatremia - 3 things

A

chf, adrenal insufficiency, diuretics

66
Q

hypernatremia- 2

A

vomiting, loss of h20

67
Q

chloride range

A

98-106 mEq/l

68
Q

potassium range

A

3.5-5 mEq/L

69
Q

hyperkalemia- causes

A

renal failure, acidosis,

crush injury

70
Q

hypokalemia

A

poor intake, vomiting

71
Q

co2 range

A

21-30 mEq/l

72
Q

high co2

A

metabolic alkalosis, respiratory acidosis

73
Q

low co2

A

metabolic acidosis, respiratory alkalosis

74
Q

blood urea nitrogen EXAM

A

10-20 mg/dl

75
Q

BLOOD UREA NITROGEN MEASURES

A

RENTAL FXN

76
Q

high blood urea nitrogen

A

azotemia, dec gfr, renal failure

77
Q

low bun

A

esld, malnut

78
Q

creatinine normal

A

.5-1.5mg/dl

79
Q

high creat?

A

renal impairemnt

80
Q

normal range glucose

A

70-100 mg/dl (fasting)

81
Q

high glucose

A

dm, panc removal, cushings, glucocorticosteroid therapy, pheochromocytoma

82
Q

low glucose

A

hepatic dz, addisons, excess insulin, insulin secrteing tumor, esld, pituitary hypofxn

83
Q

lab tests for hemostasis

A

pt, platelet count, inr, ptt, sbt

84
Q

inr=

A

pt pt/mean normal pt in secs

85
Q

normal inr range

A

.8-1.2

86
Q

atrial fib inr

A

2-3

87
Q

tx and prev of venous thrombosis inr

A

2-3

88
Q

post surg placment of hip prostheiss inr

A

2-3

89
Q

mech prosth heart valve inr

A

2.5-3.5

90
Q

pt- screening test to id deficiency in clotting factors -, - and -

A

v, vii, x

also, prothrombin and fibrinogen

91
Q

pt also used to monitor tx with

A

warfarin- dec activity of Vii, ix, and x

92
Q

prolonged pt- 5 things

A

liver dz, vit k def, disseminated intravascular coag, nephrotic syndrom, tx with ab, chemo, or antighromtoic

93
Q

ptt- test for factors -

A

ix, viii, xi

94
Q

ptt monitors for drug

A

heparin

95
Q

prolonged ptt occurs in

A

factor def, factor inhib, anticoag with heparin, contamination of sample with heparin

pom (7 decks)

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