Heme Onc 2 Flashcards

1
Q

Hb 7-8, indications for blood transfusion

A

cardiac surgery
heart failure
oncology patient in tx

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2
Q

Hb 8-10 indications for blood transfusion

A

symptomatic anemia
ongoing bleeding
ACS
noncardiac surgery

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3
Q

both B12 and folate convert…

A

homocysteine to methionine

so deficiencies lead to elevated homocysteine

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4
Q

TTP peripheral blood smears show

A

schistocytes

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5
Q

hereditary spherocytosis causes what type of gallstones

A

pigment gallstones

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6
Q

hereditary spherocytosis requires supplementation of

A

folate

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7
Q

does your body have lower stores of B12 or folate?

A

folate

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8
Q

pernicious anemia causes what type of vitamin deficiency

A

B12 deficiency

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9
Q

myelodysplastic syndrome labs

A

pancytopenia

macrocytosis

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10
Q

positive fibrin degradation products signify

A

DIC

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11
Q

myelocytes and metamyelocytes… differential and how to differentiate the two

A

leukemoid reaction vs CML
leukemoid reaction: more mature, so more metamyelocytes than myelocytes, high alk phos
CM: less mature, so less metamyelocytes than myelocytes, low alk phos

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12
Q

vegetarian anemia

A

B12, after about 3-4 years

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13
Q

poor diet anemia

A

folate

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14
Q

fatigue, SOB, URI treated with amoxicillin, splenomegaly, anemia, reticulocytosis

  • dx
  • tx
A

autoimmune hemolytic anemia

glucocorticoids

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15
Q

CHOP therapy is used to treat

A

non Hodgkins lymphoma

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16
Q

B12 deficiency can be caused by

A

pernicious anemia
short bowel syndrome
vegan

17
Q

MCV / RBC (Mentzner index) less than 13

A

thalassemia

18
Q

MCV / RBC (Mentzner index) greater than 13

A

iron deficiency anemia (b/c decr RBC)

19
Q

von willebrand disease labs

A

incr bleeding time and PTT

normal PT

20
Q

factor 8 deficiency labs

A

prolongs PTT

21
Q

qualities of gloms tumor

A

tender
sensitivity to touch
intermitent pain

22
Q

dx testicular tumor on US. next step

A

radical orchiectomy

23
Q

traztuzumab cuases ___

and next step

A

cardiotoxicity

echo

24
Q

peripheral smear of ITP

A

megakaryocytes

25
management of adult with ITP
if platelets less than 30,000 or bleeding, IVIG or glucocorticoids if not, obs
26
sxs of Bernard Soulier
bleeding out of proportion to the mild thrombocytopenia
27
labs of DIC
low platelets | incr PT and PTT
28
labs of vWD
incr bleeding time and PTT
29
labs of hemophilia
incr PTT
30
management of heparin induced thrombocytopenia
stop heparin | dx with serotonin release assay OR start argatroban or fondaparinux