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HL7, DICOM & IHE Flashcards | StudBud
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HL7, DICOM & IHE
HL7, DICOM & IHE
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instrumentation 2 quiz 2
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1
between DICOM and HL7, which allows for the exchange of clinical data?
DICOM
HL7
2
what does arrow E represent?
DICOM modality worklist used by techs acquired images = right patient&order
Images that are acquired transform into DICOM objects --> stored in PACS
DICOM is retrieved by PACS workstations for display
DICOM (web versions) may be viewed as part of the report review process
3
Interoperability has MANY benefits - but which of these is the main goal of it?
standards to enabled efficient and effective diagnostic service delivery
enabled collaboration between care teams locally and globally
lower the cost and barriers to healthcare by reducing delays/exams
address the problems introduced by a multivendor IT ecosystem
4
when the physician orders an exam, which message is generated again?
ORU
ORM
5
what does arrow B represent?
DICOM modality worklist used by techs acquired images = right patient&order
Images that are acquired transform into DICOM objects --> stored in PACS
DICOM (web versions) may be viewed as part of the report review process
DICOM is retrieved by PACS workstations for display
6
information technology (IT) is complex, so no information system can provide all functionality
True
False
7
what are the 2 consensus documents that define information system behaviour (provide standards)
HL7
HIS
DICOM
RIS
8
NEMA = National Electrical Manufacturers Association
False
True
9
between DICOM and HL7, which is the messaging standard & is a widely implemented standard?
HL7
DICOM
10
for DICOM, patients, studies, and medical devices (all real-world data) are viewed as what?
objects
servers
data
attributes
11
sometimes there is no accession number in the DICOM setup, why?
because it was not in the RIS system yet, tech put info in manually
because accession numbers are for losers and these patients are not losers
because the admissions people forgot to put it in
because the patient is not in the system
12
Between ORM and ORU, which are messages used for general orders that can refer to materials or services?
ORU
ORM
13
DICOM has a large file size, so how much storage is needed to store and share?
small storage - this is one of the benefits to DICOM
it doesn't matter
a large amount of storage
14
5. Clarity in describing digital imaging devices and their functionality. What does this mean?
it is a very precise and device-dependent terms
it is a very precise and device-independent terms
15
Integrating the Healthcare Enterprise is an __ initiative to improve the way computer systems in healthcare share info
Mr World Wide
global
international
local
16
RIS is a longterm achieve and will keep patient information for next time, making registration faster
True
False
17
3. Full support for numerous image-acquisition parameters and different data types. What do we need for this?
RIS servers
PACS servers
OMU servers
retail servers
18
what does arrow C represent?
DICOM is retrieved by PACS workstations for display
DICOM modality worklist used by techs acquired images = right patient&order
DICOM (web versions) may be viewed as part of the report review process
Images that are acquired transform into DICOM objects --> stored in PACS
19
DICOM provides viewer software (zooming, brightness, contrast, etc...) Cool, but what is an important element to have?
anonymization
acquisition number
functionality
patient consent
20
Converting DICOM images to JPEGS or bitmaps (limited to 256 shades of gray) does what to the image quality?
increases it
decreases it (unacceptable for diagnostic reading)
stays the same
21
DICOM maintains a list of all standard attributes to ensure consistency in naming and formatting. This is called...
Data Dictionary
DICOM Patient IOD
DICOM Data Dictionary
DICOM Dictionary
22
access to data has a human cost - what is it? (it's all of them just read it)
imaging studies not readily available in interoperable systems = reimaged
more risk of obtaining a hospital infection
risk of double examination/additional radiation
increased cost for the patient or the healthcare system
23
when data is captured as DICOM attributes it can be transmitted and processed between various devices. Name of this?
Acquisition Entries
Acquisition Entities
Application Entities
Application Entries
24
HL7 is a set of international standards for transfer of ____ & ____ between healthcare applications
administrative & healthcare information
clinical & patient information
clinical & administrative information
patient & administrative information
25
DICOM is only an imaging or file format
True
False
26
what does it depend on?
if the referring physician wants the images right away or not
if it is set up to be sent automatically or not
how big the file is
if the tech feels like sending it
27
DICOM files and messages use more than ___ standardized attributes
2000
5000
300
8000
28
4. Complete encoding of medical data. What does this mean?
uses server (what you keep your information on)
all of these
it captures various medical data (pt name, diagnosis, image color depth)
it is essential for accurate diagnosis since data captures active radiology
29
IHE promotes the coordinate use of established standards such as...
HL7
PICS
DICOM
HIS
30
1. Universal standard of digital medicine. What does this mean?
it has many attributes to convey various medical data
modern medical workflow is implicitly controlled by multitude DICOM rules
It has excellent image quality
it stores records of image-related paterns
31
which is the response to the other? (what USUALLY comes second)
ORM
ORU
32
the application level interfaces directly to and performs what?
different information services for the application processes
differing application services for the application processes
common information services for the application processes
common application services from the application processes
33
your system can send order information to IntelePACS with ORM messages
True
False
34
DICOM has specific names for them. They call the service providers...
Service Class Users (SCU)
Service Class Providers (SCP)
35
In A when an admission ADT message is generated, it is sent to who...?
to whichever medical professional is taking care of that patient
to all of the clinical systems
the radiologist in question
to the patients file
36
HL7 VS DICOM - which is this?
Both
DICOM
HL7
37
HL7 VS DICOM - which includes data format and communication protocols?
HL7
Both
DICOM
38
HL7 is the standard of communication between different information systems managing patient info, specifically...
PACS and HIS
RIS and PACS
HIS and RIS
Quebec Health Booklet and HIS
39
what does system 2 represent?
when a patient arrives in the hospital
when the radiologist completes the report
when the physician orders an exam
when a patient is discharged from the hospital
40
are things in PACS stored automatically?
yes
no
it depends
idk man
41
for HL7, the 7 refers to the 7th level of the International Organization for Standardization (ISO) - application level
False
True
42
your system can send order information to IntelePACS with ORU messages
True
False
43
definitions of objects r standardized according to Information Object Definitions. They are known as a collection of...
attrubutes
binary numbers
objects
subjects
44
HL7 also has an ORU - what does this stand for?
Order Request
Observation Result
Observation Request
Order Result
45
things like putting in patient information, arrival, completed exam, departure are all put where?
HIS
HL7
PACS
RIS
46
DICOM is the global standard for ____ of medical imaging information
display and transmission
transmission only
transmission and storage
display, transmission, and storage
47
each system brings the same functions within clinical and business workflows to create the best care possible
True
False
48
DICOM has specific names for them. They call the service requestors...
Service Class Users (SCU)
Service Class Providers (SCP)
49
Integrating the Healthcare Enterprise does what?
sets the goals for each unique hospital organization
set the goals for all techs
drives the adoption of standards
sets the limitations for all techs (not to pass patients boundaries)
50
HL7 VS DICOM - which makes it possible to share healthcare info between HIS, RIS, and PACS?
Both
HL7
DICOM
51
what does the DICOM Conformance Statement do?
provides which SOPs (services) the unit supports&what extent supports them
supports which SOPs (services) the unit supports&what extent supports them
explains which SOPs (services) the unit supports&what extent supports them
52
there is a diverse set of ____ systems in a hospital, generally unique to the healthcare domain
hardware and software
hardware
software
53
the ORM message may be sent to RIS/PACS systems
True
False
54
between DICOM and HL7, which allows for sharing of healthcare info between HIS, RIS, and PACS?
DICOM
HL7
55
what does arrow E represent?
when a patient arrives in the hospital
when the physician orders an exam
when the radiologist completes the report
when a patient is discharged from the hospital
56
standards used in Canada provide communications that enabled health care providers to communicate and share info in a...
consistent manner
reliable manner
unambiguous manner
safe manner
57
which model remains valuable as a place to begin the study of network architecture?
Open Systems Interconnection (OSI)
International Organization for Standardization (ISO)
58
DICOM is administered and published under what?
NEMA
HIS
HL7
RIS
59
DICOM conformance statement document = the DICOM standards... To be more specific though, wtf is that?
Not this answer
gives key insights on the capabilities of the system
Not this answer either
how it works within imaging ecosystem
60
why has transmission of images and textual information between healthcare information systems been difficult?
bc the images and data r generated by many modalities and manufacturers
bc ur mom says no
bc of the different computer platforms various information systems use
bc not all technologies are used in every clinical setting
61
what are the health standards based off of?
Health Level 7
Digital Imaging Communication in Medicine
Integrating the Healthcare Enterprise
all of the above
62
ordering a drug or requesting an ultrasound would be...?
ORU
ORM
63
HL7 ADT messages r used 2 communicate patient demographics, state, and visit info. What does ADT NOT stand for?
Admit
Details
Discharge
Transfer
64
what does arrow A represent?
when the radiologist completes the report
when a patient arrives in the hospital
when the physician orders an exam
when a patient is discharged from the hospital
65
The RIS interfaces to PACS based on which standard?
HL7
HIS
Canada Health Record
DICOM
66
what is the definition of HL7?
industry standard format messages -> from hardware system 2 another
industry standard format messages -> from software system 2 another
industry standard format messages -> from medical hardware system 2 another
industry standard format messages -> from medical software system 2 another
67
Services usually involve data exchange, so associations are made by DICOM. What is the name of this?
Service Object Pairs
Supplementary Object Pairs
Special Object Pairs
Standard of Practice
68
what does arrow D represent?
DICOM modality worklist used by techs acquired images = right patient&order
Images that are acquired transform into DICOM objects --> stored in PACS
DICOM is retrieved by PACS workstations for display
DICOM (web versions) may be viewed as part of the report review process
69
for value multiplicity, if the number says "1-n" what does this mean?
there are multiple attributes in this section
the number of attributes is unknown
the tech forgot to fill this part is, so we have to ask the patient
there are no attributes in this section
70
DICOM standard plays an integral role in digital medicine evolution, ensuring best quality. How many parts are there?
24
42
12
22
71
what does IHE do?
sets the limits for these standards
sets the goals for these standards
promotes the use of these standars
describes how to use these standards
72
HL7 VS DICOM - which is this?
HL7
Both
DICOM
73
Between ORM and ORU, which are messages used to send test results to another system?
ORM
ORU
74
HL7 also has an ORM - what does this stand for?
Medical Order
Order Message
Order Meaning
Medical Ordeal
75
the scanner ___ from the storage archive; the archive ___ the CT storage service to the scanner
demands; obtains
provides; requests
requests; provides
obtains; demands
76
2. Excellent image quality. DICOM supports up to 65, 536 shades of gray. How many bits is this?
12
24
36
16
77
HL7 VS DICOM - which is textual data format?
DICOM
Both
HL7
78
with medical device functionality, DICOM interfaces become straightforward predictable process leaving little error room
False
True
79
DICOM shaped the landscape of contemporary medicine by providing how many things?
3
6
4
5
80
Value Multiplicity defines what?
if value representations have multiple elements
lists of allergies the patient may have/has
if an attribute has multiple elements
if there are multiple examinations
81
other than image and file format, what else do DICOM files contain?
metadata related to patient (name, gender, DOB)
all of deez
acquisition setup (type of equipment that was used)
study (study of description)
82
between DICOM and HL7, which is the de facto standard for exchanging medical images?
DICOM
HL7
83
each DICOM unit will be accompanied by its own DICON conformance statement
True
False
84
An HL7 message is composed of _____ which each ___ identifies a type of message containing information
a series of symbols; symbol
a series of binary numbers; number
a series of segments; segments
a series of codes; code
85
when the radiologist completes a report, which message is generated?
ORU
ORM
86
a unique identifier for an element used to identify attributes and corresponding data elements are called...
data
notes
acquisitions
tags
87
each system contributes a unique function, but come together in harmonious integration
True
False
88
information systems must...
share status with each other
both
neither
share data
89
DICOM is the primary protocol for what?
transmitting patient info from admissions to RIS
transmitting medical images to RIS
transmitting patient info from modalities to RIS
transmitting medical images from modalities to PACS
90
between the 3, which is contained in the DICOM header which is a list of key-value pairs
study (study of description)
acquisition setup (type of equipment that was used)
all of deez
metadata related to patient (name, gender, DOB)
91
DICOM = Digital Imaging Communication in Medicine
False
True
92
when a ORU message is generated, it is sent to the EMR (DSQ) for the referring physician to review
False
True
93
Value Representations are format or type defintions for DICOM elements (attributes). Which of these is an example?
Person Name (PN)
Date of Birth (DOB)
Medicare Number (MN)
Weight (lbs)
