Final Quiz: Anemia Flashcards

(47 cards)

1
Q

Anemic Hgb Men

A

Under 13

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2
Q

Anemic Hgb Women

A

Under 12

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3
Q

Severely anemic Hgb Men/Women

A

7

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4
Q

Treatment for severe acute anemia

A

Give blood

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5
Q

Acute presentation of anemia

A

Heart-related problems

Fatigue-related problems

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6
Q

Macrocytic
Normocytic
Microcytic

A

> 100
80-100
<100

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7
Q

Low TSAT in acute anemia

A

Less than 20%

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8
Q

TIBC if iron-related

A

Over 400

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9
Q

TIBC if not iron-related

A

Less than 250

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10
Q

Normal Ferratin and change seen in iron-deficient anemia

A

100-200 : will be decreased

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11
Q

Normal Retics

A

1%

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12
Q

Normal MMA and change seen in B-12 deficiency

A

0.07-0.27 : will be elevated

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13
Q

Normal Homocysteine and change seen in B-12 AND Folate deficiency

A

Less than 15 : will be elevated

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14
Q

Site of iron absorption

A

Duodenum

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15
Q

Reasons for decreased Iron-absorption

A
Duodenum removed
Enteritis
Chelation
- Di-valent cations
- Tetras/FQ/PCN
- Cholestyramine
Increased pH
- Achlorhydria
- Acid reducing agents
Levodopa/Methyldopa
Levothyroxine
Mycophenolate
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16
Q

Reasons for increased Iron-requirements

A
Bleeding (including menstruation)
Rapid growth
- Infants
- Pregnancy
- Lactation
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17
Q

Progression of Iron-imbalance

A

Stores reduced : decreased Ferratin
Stores depleted : decraesed TSAT, increased TBIC
Anemic : Hgb less than normal

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18
Q

Signs of Iron-deficiency

A
Glossitis (tongue)
Angular Cheilitis (mouth)
Koilnychia (nails)
Blue sclera
Pica
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19
Q

Oral Iron products and strengths

A

Ferrous Sulfate : 65mg elem. 20%
Ferrous Gluconate : 35mg elem. 11%
Ferrous Fumarate : 99mg elem. 33%

20
Q

SE’s from Oral Iron products

A
Constipation
Nausea
Diarrhea
Abdominal cramping
Dark stools*
21
Q

Why are practitioners beginning to recommend q48hr dosing for Oral Iron products?

A

Hepcidin release in response to iron doses

- Decreases absorption for 48 hours

22
Q

Source of Iron

A

Anything with blood in it
Veggies
Nuts
Etc.

23
Q

Source of Folate

A

Green leafy veggies

24
Q

Source of B12

A

Animal products basically

25
Main differences in symptoms between Folate and B12 deficiencies
Neurological symptoms with B12 deficiency only.
26
What two drugs require Folate supplementation?
Methotrexate | Sulfasalazine
27
Folate replacement therapy
1 mg PO daily ONLY if you have ruled out B12 deficiency
28
What is IFa test used for?
To rule in or out Pernicious Anemia
29
B12 replacement therapy if no neuro symptoms
1 mg PO daily
30
B12 replacement therapy if + neuro symptoms
1 mg IM q48hr for 2 weeks Then 1 mg IM monthly
31
Most common cause of chronic anemia
CKD leading to decreased EPO production
32
When is Iron-replacement therapy indicated in CKD patients?
When TSAT /< 30% regardless of +/- ESA
33
Typical oral/IV iron dose in CDK patients
About 1,000mg elemental iron in both
34
When to use caution with IV iron?
If patient has active infection.
35
Iron Dextran
25mg test dose | 100mg x 10
36
When to hold iron therapy?
If TSAT > 50%
37
INFeD
+/- 25mg test dose | 1g over 8hrs
38
IV Ferric Gluconate
125mg x 8
39
IV Iron Sucrose
100-500 over 30min-4hr x 10
40
When are blood tranfusions warranted?
If Hgb < 7 or It's really low and they are symptomatic
41
When to consider ESA therapy
If Hgb < 10 AFTER or along with Iron replacement
42
ESA therapeutic goal
Hgb 10-11
43
Darbapoetin initial dose
0. 45 mcg/kg monthly - IV if on dialysis - SQ if not on dialysis
44
Epoetin alfa initial dose
50-100 units/kg/dose... - 3 times weekly IV if on dialysis - Weekly SQ if not on dialysis
45
ESA-agent SE's
Hypertension* | Thrombosis
46
ESA agent conversion rules
If Epoetin 3xweekly -> Darba weekly If Epoetin 1xweekly -> Darba bi-weekly - Multiply Epoetin dose by 2 before converting
47
ESA Resistance: Definition and Risk Factors
Definition: requiring more than 150 u/kg ESA 3xweekly. Risk Factors: - Iron deficient - Aluminum tox. (decreases EPO prod.)