Pathology Flashcards

(128 cards)

1
Q

Which cells secrete surfactant?

A

Type 2 Pneumocytes

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2
Q

Lining of Respiratory Epithelium?

A

Pseudo stratified CILIATED COLUMNAR

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3
Q

Irreversible enlargement of acini of lungs with wall destruction occurs in?

A

Emphysema

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4
Q

Which type of Emphysema is associated with smoking?

A

CENTRILOBULAR/ CENTRIACINAR emphysema (also most common)

(Affects upper lobes of lungs and
Respiratory bronchioles are affected)

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5
Q

Which type of emphysema occurs due to alpha-1-antrypsin deficiency?

A

PANACINAR emphysema
(Involves whole acini and
Affects lower lobes)

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6
Q

Which emphysema is associated with spontaneous penumothorax?

A

PARASEPTAL/DISTAL Emphysema

(Affects distal acini= Alveolar ducts and sacs)

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7
Q

REID Index is increased in which disease?

A

Chronic Bronchitis

( Because of mucous glands hypertrophy)

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8
Q

What is the normal REID index?

A

0.4

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9
Q

Hyper responsiveness of airways, reversible bronchoconstriction is seen in?

A

Bronchial Asthma

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10
Q

Bronchial Asthma is which type of Hypersensitivity Reaction?

A

Type 1

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11
Q

Gene associated with Bronchial Asthma is present on which chromosome?

A

Chromosome 5

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12
Q

Charcot Leyden Crystals in Sputum Microscopy are seen in?

A

Bronchial Asthma

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13
Q

Abnormal permanent dilatation of bronchi and bronchioles occurs in?

A

BRONCHIECTASIS

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14
Q

Triad of Situs Inversus (organs reversed), Sinusitis, and Bronchiectasis occurs in which Syndrome?

A

KARTAGENER Syndrome

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15
Q

Where is the defect in KARTAGENER Syndrome?

A

Dynein arm of cilia

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16
Q

Bronchiectasis usually affects which part of lungs?

A

Lower Lobes (B/L)

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17
Q

Gene for Alpha-1-antitrypsin deficiency is present on which chromosome?

A

Chromosome no. 14

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18
Q

Most common organism for acute exacerbation of COPD?

A

Haemophilus influenzae

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19
Q

Markers for Myeloblast

A

CD-13, 33, 117, MPO

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20
Q

Stain used for Lymphoblast?

A

PAS (Periodic Acid Schiff)

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21
Q

Stain used for Myeloblast?

A

MPO (Myeloperoxidase)

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22
Q

Carcinoid Tumour is which type of tumour?

A

Neuroendocrine tumour

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23
Q

Gastric adenocarcinoma is what type of tumour?

A

Epithelial tumour of stomach

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24
Q

GIST (gastro intestinal stromal tumour) is what type of tumour?

A

Mesenchymal tumour

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25
Which chromosome is involved in Myotonic dystrophy?
Chromosome 19
26
Cowden syndrome is associated with mutation in?
PTEN
27
Most common cause of agranulocytosis?
Drug toxicity
28
Stellate granuloma is seen in which disease?
Cat-scratch disease (Caused by Bartonella henselae)
29
Most consistent and persistent feature of bladder cancer is?
Painless hematuria
30
Punched out ulcers in Esophagus are caused by?
HSV(Herpes Simplex Virus)
31
Alpha-1-antitrypsin is major inhibitior of enzyme
Elastase
32
IL-1 is activated by which caspase?
Caspase 1
33
What is the most common cancer in children?
ALL (Acute Lymphoblastic Leukemia)
34
Which type of ALL (Acute Lymphoblastic Leukemia) is most common?
Pre B cell- ALL
35
Which type of ALL has mediastinal involvement?
T- type of ALL
36
In B- type of ALL there is loss of function mutation of which gene?
PAX-5
37
In T- type ALL there is GAIN of function mutation of which gene?
NOTCH-1 gene
38
Hand mirror cells are seen in which cancer?
ALL Lymphoblasts look like hand mirrors
39
Both Pre B and Pre T lymphoblasts are positive for which marker?
TdT marker
40
L-Asparaginase drug is used for treatment of?
ALL (Acute Lymphoblastic Leukemia)
41
What is the most common genetic abnormality in ALL?
HYPERDIPLOIDY (More than 50 chromosomes are present) Good 👍 prognostic factor
42
Translocation seen in ALL?
t(12:21)
43
Stain used for Lymphoblasts?
PAS (Periodic Acid Shiff) DOT positivity
44
Stain used for Myeloblasts?
MPO (Myeloperoxidase)
45
Which translocation is associated with AML-M2 type?
t(8:21) RUNX1 : RUNXT1
46
Which AML type is associated with Chloroma?
AML-M2 type (AML with maturation)
47
What is the most common site of Chloroma?
Orbit of eye
48
What is the name of monocyte cells seen in Chloroma?
Arbiskov cells
49
Which translocation is seen in AML-M3?
t(15:17) PML- RARA fusion protein
50
Maximum Auer Rods and Faggot cells are seen in which type of AML?
AML-M3 (Acute Promyelocytic Leukemia)
51
Which type of AML is associated with DIC?
AML- M3 type
52
What is the morphological hallmark of Myeloblasts?
AUER Rods
53
Treatment of AML-M3?
ATRA (All Trans Retinoic Acid) and Arsenic Trioxide
54
Type of AML associated with Gum bleeding and hyperplasia?
AML- M4 and M5
55
In AML M-4 there is inversion of which chromosome?
Chromosome 16
56
Type of AML which shows diffuse positivity with PAS?
AML-M6 (Acute Erythroid Leukaemia)
57
Type of AML associated with Down's Syndrome?
AML-7
58
Which stains are positive for Myeloblasts?
MPO NSE and SBB (Sudan Black B)
59
Markers for Myeloblasts?
CD-13, 33, 117, MPO
60
IOC for AML-M3?
FISH Analysis (To know translocations)
61
Most common type of AML?
AML- M2
62
What are AUER rods in myeloblasts made up of?
Lysosomes
63
In which type of AML is leukemia cutis seen?
AML- M5
64
Mutation in CML?
t(9:22) ABL: BCR gene fusion Causes TYROSINE KINASE activation
65
Drug used in CML treatment
Imatinib Mesylate (Tyrosine Kinase Inhibitor)
66
Appearance of Peripheral Smear in CML
College Girl/ Garden Party appearance
67
Blast crises of CML occurs when Blast count exceeds
20%
68
What is the normal NAP (Neutrophil Alkaline Phosphatase) score?
40-100 (Decreases in CML)
69
IOC for CML?
Fish Analysis (9:22 translocation)
70
JAK 2 Mutation is seen in?
Polycythemia Vera
71
Staghorn Megakaryocytes on Bone Marrow Biopsy are seen in
ET (Essential Thrombocytosis)
72
Tear Drop Cells/Dacrocytes are seen in?
MYELOFIBROSIS
73
Stain used in bone marrow biopsy for MYELOFIBROSIS?
RETICULIN stain
74
Anomaly of Neutrophils in MDS is called?
Pseudo Pelger Huet Anomaly (Bilobed Neutrophils)
75
Most common cytogenetic anomaly associated with adult MDS?
del 5q
76
Most common cytogenetic anomaly in Childhood MDS?
Monosomy 7
77
BRAFV600E mutation occurs in?
Langerhans Cell Histiocytosis
78
Biopsy of Langerhans Cell Histiocytosis shows?
Coffee Bean Nuclei
79
Electron microscopy of Langerhans Cell Histiocytosis shows?
Tennis Racket appearance with Birbeck Granules
80
Marker for Langerhans Cell Histiocytosis?
CD1a, LANGERIN, S-100, CD-207
81
What are the most common Lymph nodes involved in Hodgkin's Lymphoma?
Cervical L.N.
82
Markers positive for R.S. cells in classical types of Hodgkin Lymphoma?
CD-15 and CD- 30 positive
83
Hodgkin's Lymphoma is associated with activation of which Growth Signalling Pathway?
NFKB Pathway
84
Pain in nodes on Alcohol Ingestion is a symptom of?
Hodgkin's Lymphoma
85
Name a symptom of Hodgkin's Lymphoma?
PAINLESS Lymphadenopathy
86
Which cells are seen in Hodgkin's Lymphoma? What is their appearance?
Reid Sternberg Cells (OWL'S Eye Appearance)
87
Type of R.S. cells seen in Nodular Sclerosis H.L.?
Lacunar R.S. cells
88
Mononuclear Variant of R.S. cells is seen in which type of H.L.?
Lymphocyte RICH H.L.
89
Popcorn cells (L.H. variant of R.S. cells) is seen in?
NLPHL (Nodular Lymphocyte PREDOMINANT H. L.) It is non classical type.
90
Which variant of R.S. cells is seen in LYMPHOCYTE depleted H.L?
Mummified/Reticular R.S. cells
91
Most common type of H.L.?
NODULAR SCLEROSIS H.L.
92
Type of H.L. with Mediastinal Involvement?
NODULAR SCLEROSIS H.L.
93
Which type of CLASSICAL H.L. has best prognosis?
NODULAR SCLEROSIS H.L.
94
Most common type of H.L. in India?
MIXED CELLULARITY H.L.
95
Which H.L. is most commonly associated with EBV and HIV?
MIXED CELLULARITY H.L.
96
Which H.L. has the WORST Prognosis?
LYMPHOCYTE depleted H.L.
97
NLPHL (Nodular Lymphocyte PREDOMINANT H.L.) which is the non classical type is positive for which markers?
CD-20 CD-45 and bcl- 6
98
Which type of H.L. is never associated with EBV?
NLPHL (Non classical type)
99
NLPHL is negative for which markers?
CD-15 and CD-30
100
Which H.L. has best prognosis OVERALL?
NLPHL
101
Most important prognostic factor of H.L?
Staging (Ann Arbor Staging)
102
Proto-oncogene associated with Hodgkin's Lymphoma?
REL proto-oncogene on Chr 2p
103
R.S. -like cells can also be seen in(other than H.L)?
Infectious Mononucelosis
104
What is the most common type of leukemia in elderly?
CLL (Chronic Lymphocytic Leukemia)
105
Which cytogenetic anomaly is associated with CLL?
del 13q (good prognosis) - causes del of micro RNA del 11q and 17p (bad prognosis)
106
Which mutation is seen in CLL?
BTK gene mutation (Bruton Tyrosine Kinase)
107
Which syndrome occurs in CLL?
EVANS Syndrome (CLL+ AIHA (Autoimmune Hemolytic Anemia) + AT (Autoimmune Thrombocytopenia))
108
What will you seen on DLC in CLL?
ABSOLUTE LYMPHOCYTOSIS (>5,000 / mm3)
109
Smudge cells/Basket cells/Parachute cells are seen in?
CLL
110
Which appearance is seen in peripheral blood of CLL?
Convent Girl Appearance (All lymphocytes are similar)
111
Markers on Flow Cytometry for CLL?
CD-5 and CD-23 positive - c/a DUAL POSITIVITY
112
Rai and Binet Scoring System is for?
CLL
113
When CLL transforms into DLBCL (Diffuse Large B-cell lymphoma) - name of syndrome?
RICHTER SYNDROME
114
M/c type of INDOLENT (lazy, slow growing) NHL (Non Hodgkin's Lymphoma) in the world?
FOLLICULAR Lymphoma
115
M/c type of NHL (Non Hodgkin's Lymphoma)?
DLBCL (Diffuse Large B-cell Lymphoma)
116
Translocation associated with FOLLICULAR Lymphoma?
t (14:18) On 18 chromosome, there is bcl-2
117
In FOLLICULAR Lymphoma there is increased expression of which gene?
bcl-2 gene (it is ANTI APOPTOTIC)
118
Buttock cells are seen in which type of NHL?
FOLLICULAR Lymphoma
119
Translocation which occurs in MANTLE CELL Lymphoma?
t(11:14) On 11- CYCLIN D1
120
In Mantle Cell Lymphoma, there is over expression of?
CYCLIN D1
121
Type of NHL associated with LYMPHOMATOID POLYPOSIS?
MANTLE CELL LYMPHOMA
122
Markers for MANTLE CELL Lymphoma?
CD 5 +ve BUT CD 23 -ve (In CLL BOTH are +ve) Another marker- CYCLIN D1
123
If CYCLIN D1 is -ve in MANTLE CELL Lymphoma, which marker is used?
SOX 11 (INICET Ques)
124
Translocation associated with BURKITT'S Lymphoma?
t(8:14) On chr 8 there is "c-myc" gene
125
Burkitt's Lymphoma is associated with increased expression of?
c- myc gene (It is an oncogene)
126
Type of Burkitt's Lymphoma most commonly associated with EBV?
AFRICAN type - JAW/MANDIBLE is involved.
127
Appearance of Burkitt's Lymphoma on Lymph Node Biopsy?
STARRY SKY appearance
128
Marker for Burkitt's Lymphoma?
bcl 6 +ve