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Flashcards in Extra Patho Deck (160)
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Nuclear remnants are phagocytosed by interspersed macrophages with abundant clear cytoplasm

Starry sky pattern
Burkitt's lymphoma

1

Pink globular cytoplasmic inclusions

Russell bodies
MM

2

Blue globular nuclear inclusions

Dutcher bodies
MM

3

Needle like azurophilic granules found in myeloblasts

AUER RODS!!
AML
highest in APML

4

Patches of dilated ER that appear as sky blue cytoplasmic puddles

Dohle bodies
Severe infection

5

Scattered macrophages with abundant wrinkled green blue cytoplasm

Sea blue histiocytes
CML

6

Thrombocytopenia

Less than 150,000

7

Chloroma

Focus of leukemia outside BM

8

Large cells with multiple nuclei or a single nucleus with multiple nuclear lobes

Reed sternberg
Hodgkins

9

Seen in adult t-cell lymphoma - appears as multilobulated nuclei

Cloverleaf or flower cells
Adult t-cell lymphoma
HTLV-1

10

RBCs in PBS stick in linear arrays - because of what protein?

M protein
Rouleux formation/ caterpillar
MM

11

Erythroblasts with iron laden mitochondria visible as perinuclear granules

Ringed sideroblasts

Sideroblastic anemia, INH, lead poisoning, copper, mm, b6 deficiency

12

Neutrophils with only two nuclear lobes

Pseudo Pelger Huet cells
MDS

13

Neutrophils with more than 5 lobes

Megaloblastic anemia

14

Pink round to oval cytoplasmic inclusions

Negri bodies

15

Pawn ball megakaryocytes

MDS

16

Megakaryocytes with single nuclear lobe of multiple separate nuclei

Pawn ball megakaryocytes
MDS

17

Premature release of nucleated erythroid and early granulocyte progenitors

Leukoeythroblastosis
Primary Myelofibrosis

18

Hallmark of primary Myelofibrosis

Development of obliterative marrow fibrosis

19

Small yellow to brown or rust colored foci in the spleen

Gandy gamma nodules
Splenic congestion

20

Macrophages in connective tissue

Sinus histiocytes

21

Omaya reservoir

Intrathecal
For sanctuary sites - CNS, testes

22

Number (%) of myeloblasts in AML

Equal to or more than 20%

23

MC physical finding in CML

Splenomegaly

24

Blast crisis

20% and above

25

Stain for hairy cell leukemia

Tartrate resistant acid phosphatase (TRAP)

26

MC variant of Hodgkins

Lacunar variant RS cells

Nodular sclerosis (not scary!)

27

Popcorn cells

Lymphocyte predominant HL
Good prognosis

28

Hodgkins with highest count of Reed sternberg cells

Lymphocyte depleted
Poor prognosis

29

MC type of NHL

Diffuse b cell