Ultrasound fundamentals Part 1 Flashcards

1
Q

What is the sonographers role?

A
  1. access soft tissue and vascular structures
  2. Differentiate normal and abnormal
  3. document pertinent findings
  4. communicate findings
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2
Q

What is echogenicity?

A

Number of echoes produced

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3
Q

What is echotexture?

A

Echo pattern within an organ or structure

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4
Q

What does echogenic mean?

A

A structure that produces echoes

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5
Q

What does anechoic mean?

A

Without internal echoes

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6
Q

What does hyper echoic mean?

A

An increased number of echoes. (describes the comparison to an adjacent structure, or brighter then other structures)

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7
Q

What does Hypoechoic mean?

A

Fewer echoes in a structure compared to another structure (a structure that is darker then another)

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8
Q

What does isoechoic mean?

A

A structure that is the same echogenicity as an adjacent area

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9
Q

What does Homogeneous mean?

A
  1. Uniform echoes throughout a structure
  2. Describes the parenchymal texture of several organ
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10
Q

What does heterogeneous mean?

A

Uneven textural pattern throughout a structure

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11
Q

What does parenchyma mean?

A

Organ tissue

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12
Q

What does acute mean?

A

Sudden onset of signs and symptoms

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13
Q

What does afebrile mean?

A

W/O fever

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14
Q

What does atrophy mean?

A

Wasting, decrease in size

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15
Q

What does chronic mean?

A

Gradual onset; health related state lasting a long time

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16
Q

What does complication mean?

A

Develops as a result of a disease

17
Q

What does congenital mean?

A

Existing at birth; may be hereditary or due to interference at some point in fetal development

18
Q

What does emesis mean?

19
Q

What does etiology mean?

A

Cause of disease

20
Q

What does genetic mean?

A

Abnormality due to the defective genes

21
Q

What does hypertrophy mean?

A

Increase in size of an organ due to an increase in cell size

22
Q

What does latogenic mean?

A

Response occurring as a result of treatment W

23
Q

What does latogenic mean?

A

Response occurring as a result of treatment

24
Q

What does idiopathic mean?

A

Unknown cause

25
What does infarction mean?
Insufficiency of blood supply causing necrosis
26
What is an infection?
Invasion of microorganism causing disease
27
What does inflammation mean?
Reaction occurring in response to injury
28
What does ischemia mean?
Decrease blood supply causing injury or death of tissue
29
What does necrosis?
Death of cell, tissue or organ
30
What does neoplasm?
Abnormal tissue growth due to an proliferation of cells
31
What is a prognosis?
Forecast of probable outcome of disease
32
What is a sign?
Finding during a physical exam
33
What is a symptom?
Compliant from a patient