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KaBoom > Peritoneum, Chest and Invasive Procedures - Part 3 > Flashcards

Peritoneum, Chest and Invasive Procedures - Part 3 Flashcards

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1
Q

What is a cause of a lymphocele in the peritoneum?

A

Complication of a renal transplant or vascular, urological, or gynecological surgery

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2
Q

What are the clinical findings of a lymphocele in the peritoneum? (2)

A
  1. Asymptomatic
  2. Abdominal pain or
    discomfort
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3
Q

What is the US appearance of a lymphocele in the peritoneum? (3)

A
  1. Anechoic cystic mass frequently containing septations
  2. Round or oval in shape
  3. Well-defined wall margins
  4. Posterior acoustic
    enhancement
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4
Q

What are 4 differential diagnosis of a lymphocele in the peritoneum?

A
  1. Seroma
  2. Resolving hematoma
  3. Urinoma
  4. Loculated ascites
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5
Q

Where is a lymphocele in the peritoneum usually found?

A

Medial to a

renal transplant

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6
Q

What is a cause of malignant ascites in the peritoneum?

A

Metastasis

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7
Q

What are the clinical findings of malignant ascites in the peritoneum? (2)

A
  1. Abdominal distention

2. Abdominal pain or discomfort

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8
Q

What is the US appearance of malignant ascites in the peritoneum? (4)

A
  1. Anechoic fluid accumulation in the peritoneal cavity
  2. GB wall measuring less than 3mm with adjacent ascites
  3. Internal low-level echoes may
    be demonstrated
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9
Q

What are 2 differential diagnosis of malignant ascites in the peritoneum?

A
  1. Benign ascites

2. Pseudomyxoma peritonei

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10
Q

What are the causes of pseudomyxoma peritonei in the peritoneum? (2)

A
  1. Metastasis
  2. Ruptured mucinous
    cystadenoma
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11
Q

What are the clinical findings of pseudomyxoma peritonei in the peritoneum? (3)

A
  1. Abdominal pain
  2. Abdominal distention
  3. Constipation
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12
Q

What is the US appearance of pseudomyxoma peritonei in the peritoneum? (3)

A
  1. Multiseptated cystic areas in the peritoneal cavity
  2. Internal echoes or echogenic linear strands
  3. Matted bowel loops compressed posteriorly
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13
Q

What are 2 differential diagnosis for pseudomyxoma peritonei in the peritoneum?

A
  1. Loculated ascites

2. Hemoperitoneum

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14
Q

What are causes for a seroma of the peritoneum? (3)

A
  1. Trauma
  2. Surgery
  3. Inflammation
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15
Q

What are clinical findings for a seroma of the peritoneum? (2)

A
  1. Asymptomatic

2. Abdominal pain or discomfort

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16
Q

What is the US appearance for a seroma of the peritoneum? (3)

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A
  1. Anechoic mass
  2. Smooth wall margins
  3. May conform to the surrounding structures
17
Q

What are 4 differential diagnosis for a seroma of the peritoneum?

Study These Flashcards
A
  1. Biloma
  2. Urinoma
  3. Lymphocele
  4. Resolving hematoma
18
Q

What are the 2 types of lymphoma?

Study These Flashcards
A
  1. Hodgkin’s

2. Non-Hodgkin’s

19
Q

What is a clinical finding for lymphoma?

Study These Flashcards
A

Superficial abdominal mass

20
Q

What is the US appearance for a lymphoma?

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A

Thick, hypo echoic mass that follows the shape of the anterior and lateral abdominal wall

21
Q

What are 2 differential diagnosis for a lymphoma?

Study These Flashcards
A
  1. Lymphadenopathy

2. Bowel

22
Q

What is the typical origin for a mesenteric cyst? (2)

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A
  1. Wolffian duct

2. Lymphatic duct

23
Q

What are the clinical findings for a mesenteric cyst? (2)

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A
  1. Colicky abdominal pain

2. Intestinal obstruction

24
Q

What is the US appearance for a mesenteric cyst? (3)

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A
  1. Cystic structure located in the mesentery
  2. Smooth wall margins
  3. Is not associated with any adjacent structure
25
Where is a mesenteric cyst most commonly located?
In the small-bowel mesentery
26
What are 5 differential diagnosis for a mesenteric cyst?
1. Renal cyst 2. Ascites 3. Hematoma 4. Abscess 5. Neoplasm
27
What is a cause of mesenteric lymphomatous?
Lymphoma
28
What type of lymphoma is found more commonly with mesenteric lymphomatous?
Non-Hodgkin’s lymphoma
29
What is the US appearance for mesenteric lymphomatous
Anechoic mass containing a central echogenic target
30
What kind of US appearance sign is associated with mesenteric lymphomatous?
Sandwich sign
31
What are 2 differential diagnosis of mesenteric lymphomatous?
1. Lymphadenopathy 2. Bowel
32
What is the cause of an omental cyst? (2)
1. Congenital failure of the mesentery to fuse | 2. Trauma
33
What is a clinical finding of an omental cyst?
Asymptomatic
34
What is the US appearance for an omental cyst? (4)
1. Small cystic structure located adjacent to the stomach or lesser sac 2. Mass will contour to the bowel margins 3. Smooth wall margins 4. Honeycomb appearance
35
What are 6 differential diagnosis for an omental cyst?
1. Renal cyst 2. Pancreatic pseudocyst 3. Hematoma 4. Abscess 5. Ascites 6. Neoplasm

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