Hematology Flashcards

1
Q

Iron panel for sideroblastic anemia

A

High iron and normal ferritin and TIBC

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2
Q

What type of anemia is seen in renal failure?

A

Normocytic

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3
Q

Labs for hemolytic anemia

A

Increased iron, LDH and INDIRECT bilirubin; low haptoglobin

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4
Q

How does avascular necrosis present?

A

pain on abduction and internal rotation of the hip

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5
Q

Avascular necrosis of the femoral head- diagnosis

A

X-ray => MRI

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6
Q

What lowers mortality in sickle cell

A

hydroxyurea and antibiotics (ceftriaxone, levofloxacin, or moxifloxacin)

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7
Q

When is exchange transfusion done for sickle cell

A

Vasoocclusive crisis: acute chest, priaprism, stroke, visual disturbance

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8
Q

Hereditary spherocytosis vs autoimmune hemolysis

A

Spherocytosis: positive osmotic fragility
Autoimmune: positive Coombs

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9
Q

Autoimmune hemolysis: warm vs cold; dx and causes

A

Warm: IgG; drugs, cancer, rheumatology
Cold: IgM; autoimmune antibodies

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10
Q

Features of cryoglobulinemia

A

Hep C, joint pain, glomerulonephritis

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11
Q

Warm vs cold autoimmune hemolysis; treatment

A

Warm: Steroids, IVIG
Cold: Rituxumab, cyclophosphamide; NO STEROIDS

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12
Q

Which anemias are positive prussian blue

A

Sideroblastic and G6PD

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13
Q

Labs and features of TTP-HUS

A

ADAMS TS13 mutation
hyaline clot with normal PT, PTT, fibrinogen, and d-dimer levels
Fever, anemia, thrombocytopenia, renal failure, neurologic sx

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14
Q

Tx of TTP

A

Plasmapheresis

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15
Q

What is the most common cause of death/complication of paroxysmal nocturnal hemoglobinuria?

A

Venous thrombosis

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16
Q

Pruritus after warm shower?

A

Polycythemia vera

17
Q

Labs for polycythemia vera

A

Low EPO, high RDW, high B12, low MCV

18
Q

AML treatment/key features

A

M3 version gets treated with Vitamin A

Auer rods

19
Q

ALL treatment/key features

A

Give intrathecal Ara-C or methotrexate to prevent relapse in CNS
Seen in young adults

20
Q

CML vs leukomoid reaction

A

CML has a low LAP score and metamyelocytes < myelocytes

21
Q

Treatment for CML

A

Tyrosine kinase inhibitors: imatinib

22
Q

Hodgkin vs non-hodgkin lymphoma

A

Hodgkin has reed sternburg cells

23
Q

CLL features

A

smudge cells; patient is usually asymptomatic

24
Q

Non hodgkin lymphoma dx

A

Excision lymph node biopsy

25
Q

Treatment for hairy cell

A

cladribine

26
Q

MM vs MGUS vs Waldenstrom Ig

A

MM: IgG (bone lesions)
MGUS: IgG or IgA (yearly screen because can become MM)
Waldenstrom: IgM (blurry vision, vertgio, hyperviscostiy, peripheral neuropathy)

27
Q

ITP treatment

A

Steroids; isolated low platelets DO NOT GIVE PLATELETS

28
Q

WVF labs

A

normal platelet count, PT, and PTT with epistaxis, gingival bleeding

29
Q

WVF treatment

A

DDVAP

30
Q

Hemophilia labs

A

Normal PT, increased PTT

X linked RECESSIVE

31
Q

DIC labs

A

low fibrinogen and platelets, high PT and PTT and D-dimer

32
Q

DIC treatment

A

Blood, platelets, FFP