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Radiologic Positioning I > Rad Positioning - Special Procedures > Flashcards

Rad Positioning - Special Procedures Flashcards

1
Q

Left hepatic duct & right hepatic duct combine to form ____

A

Common hepatic duct

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2
Q

Cystic duct & common hepatic duct combine to form ____

A

Common bile duct

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3
Q

ERCP

A

Endoscopic Retrograde Cholangiopancreatography

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4
Q

Postoperative cholangiography

A

-T-tube placement in common bile duct
-T-tube extends outside of body
-Contrast media injected into T-tube catheter

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5
Q

Choleliths a.k.a. ___

A

Gall bladder stones

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6
Q

T-tube is placed into ___

A

Common bile duct

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7
Q

ERCP - instrument

A

Duodenoscope

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8
Q

ERCP - clinical indications

A

-Openness of biliary/pancreatic ducts
-Undetected choleliths
-Small lesions/strictures within biliary/pancreatic ducts

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9
Q

HSG - clinical indications

A

-Infertility assessment
-Intrauterine pathology
-Evaluation of uterine tube post surgery
-Therapeutic procedure

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10
Q

HSG - contraindications

A

-Pregnancy
-Acute pelvic inflammatory disease
-Active uterine bleeding

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11
Q

HSG - flow of contrast media

A

-Injected into uterine cavity
-Exits uterine tubes into peritoneal cavity

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12
Q

Myelography

A

Radiographic contrast study of spinal cord & its nerve root branches

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13
Q

Myelography - clinical indications

A

-HNP
-Cysts
-Tumors
-Trauma - bony fragments

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14
Q

Myelography - contraindications

A

Blood in CSF
Arachnoiditis
Increased intracranial pressure
Recent lumbar puncture

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15
Q

Orthoroentgenography

A

-Straight/right angle radiograph
-Accurate & comparative long bone measurements
-CT scanogram more accurate

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16
Q

Orthoroentgenography - clinical indications

A

-Back pain from leg length difference
-Developmental anomalies
-Epiphysiodesis - surgical procedure to shorten limb
-Bone-lengthening surgery

17
Q

Orthoroentgenography - measuring ruler

A

Bell-Thompson ruler

18
Q

Orthoroentgenography - number of exposures per IR

A

3

19
Q

CT - image produced is called ___

A

tomogram

20
Q

Tomographic blurring principle

A

Only object plane (fulcrum) remains in same position on IR

21
Q

CT - smaller angle gives ___ sectional slices

A

thicker

22
Q

CT - larger angle gives ___ sectional slices

A

thinner

23
Q

Most common pathologic indication for myelography

A

HNP

24
Q

Most common injection site for myelography

A

L3 - L4

25
Q

Iodine contrast for myelography - no longer radiographically detectable after ___

A

24 hrs

26
Q

HSG

A

Hysterosalpingography

27
Q

Hysterosalpingography

A

Radiographic procedure to view uterus and fallopian tubes

28
Q

HNP

A

Herniated Nucleus Pulposus
Lumbar spine condition - one or more discs dislocate or compress due to pressure from surrounding vertebrae

Radiologic Positioning I (8 decks)

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