2. genel cerrahi Splenic Diseases Flashcards

1
Q

who did the first splenectomy?

A

Adriano Zaccavello

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2
Q

Spleen ne zaman oluşmaya basşlar

A

Gestational 12th

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3
Q

Spleen Derivate from?_

A

from mesoderm

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4
Q

Accessory Spleen seen in?

A

Accessory Spleen : %20 of population

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5
Q

imp things about Physical Examination of spleen

A

Traube
*
Kehr’s Sign

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6
Q

Hyposplenism?

A

Defective or absent spleen

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7
Q

Hypersplenism is?

A

*Defined as the presence of one or more
cytopenias ,

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8
Q

Splenomegaly is?

A

500g or greater in 15cm
* If greater than
1kg or 22cm in length, then its termed massive
splenomegaly.

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9
Q

Imaging Methods inAssessing Size andPathology

A

USG
*
Computerized Tomography
*
X ray
*
Magnetic Rezonans
*
Angiography
*
Tecnesium 99m Radiosintigraphy

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10
Q

Benign Hemathologic Diseases Of Spleen are?

A

Hereditary Spherocytosis
*

Enzymatic Defects

Pyruvate Kinase Enzyme Deficiency

G6PDH Enzyme Deficiency

Warm Type Autoimmun Hemolytic Anemia

Hemoglobinopathies

Sickle Cell Anemia , Talasemia

Platelet Disorders
*
ITP and TTP

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11
Q

Malignant Diseases of Spleen caused by white white blood cell disorders are

A

Hairy Cell Leucemia
*
Hodgkin’s Disease
*
Non Hodgkin Lymphoma
*
Chronic Lymphocytic Leucemia

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12
Q

Malignant Diseases of Spleen caused by Myeloproliferative Neoplasms are

A

Chronic Myeloid Leucemia

Acute Myeloid Leucemia

Chronic Myelomonocytic Leucemia

Essential Trombocytosis

Polisitemia Vera

Myelofibrosis

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13
Q

Storage Diseases and Infiltrative Disorders of spleen

A

Gaucher’s Disease
*
Niemann Pick Disease
*
Amyloidosis
*
Sarcoidosis

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14
Q

other imp disease of spleen

A

Splenic Artery Aneurism
*
Portal Hypertension
*
Felty Syndrome
*
Wandering Spleen

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15
Q

The Most Common İndications Of Splenectomy?

A

Splenic rupture (trauma)

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16
Q

The most common indications for elective splenectomy

A

Malignancy and hematologic autoimmune disorders ,
*
Idiopathic thrombocytopenic purpura (ITP)

o autoimmune hemolytic anemia

17
Q

What is Hereditary spherocytosis (HS) is the most common type of hemolytic anemia for which splenectomy is indicated

A

Hereditary spherocytosis (HS) is the most common

18
Q

What is most common glycolytic defect causing congenital non spherocytic hemolytic anemia

A

Pyruvate kinase (PK) deficiency

19
Q

The most common red blood cell enzyme deficiency overall is …….. deficiency .

A

G6PD

20
Q

Splenectomy is indicated for patients with excessive
transfusion requirements ,………

A

(>200 mL/kg per year)

21
Q

The low platelet count stems from premature removal of platelets opsonized by ………………autoantibodies produced
in the spleen.

A

antiplatelet immunoglobulin G

22
Q

Petechial hemorrhages in the lower extremities are the most common presenting sign of

A

Thrombotic Thrombocytopenic Purpura

23
Q

What happens at Thrombotic Thrombocytopenic Purpura

A

Abnormal platelet clumping occurs in arterioles and
capillaries, reducing the lumen of these vessels and
predisposing the patient to microvascular thrombotic
episodes.

24
Q

HCL is characterized by ……

A

splenomegaly, pancytopenia, and large numbers of abnormal lymphocytes in the bone marrow.

25
Q

WhgaT İS THE Proliferation of any one of the three predominant lymph cell types Non Hodgkin’s Lymphoma,?

A

natural killer cells, T cells, or B cells

26
Q

WHİCH İNFECTİONS CAN CAUSE SPLENO MEAGALY

A

Epstein Barr virus or cytomegalovirus infection

spontaneous splenic rupture in both
adults and children.

27
Q

What is the name of this disease thatrr cause parasitic cyst of spleen

A

Echinococcus species.

28
Q

what is Felty syndrome (FS

A

is a rare extra-articular manifestation of seropositive rheumatoid arthritis (RA) characterized by RA, neutropenia, and splenomegaly. Severe or recurrent infection is of particular concern due to neutropenia, especially in the skin and respiratory system.

29
Q

What is Wandering Spleen

A

The spleen “floats” inside the abdominal cavity

Due to an anomaly duringembryogenesis
ü,

Presentation: acute abdomen

Not normally attached toadjacent viscera in the splenicfossa.

This may lead to splenictorsion and infarction.*Splenopexy or splenectomymay be required