CDE Detailed Report

Disease: Myasthenia Gravis
Sub-Domain: Non-Imaging Diagnostics
CRF: Electrophysiology - MG

Displaying 1 - 29 of 29
CDE ID CDE Name Variable Name Definition Short Description Additional Notes (Question Text) Permissible Values Description Data Type Disease Specific Instructions Disease Specific Reference Population Classification (e.g., Core) Version Number Version Date CRF Name (CRF Module / Guideline) Sub Domain Name Domain Name Size Input Restrictions Min Value Max Value Measurement Type External Id Loinc External Id Snomed External Id caDSR External Id CDISC
C12717 Electrophysiology repetitive nerve stimulation study stimulus intensity value ElctphyReptNervStimStdyIntnVal Value, in mV, of stimulation intensity in the repetitive nerve study being recorded Value, in mV, of stimulation intensity in the repetitive nerve study being recorded Stimulation Intensity Numeric Values

Record the intensity of the stimulus in millivolts (mV)

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

milliVolt
C12739 Electrophysiology neuromuscular jitter electrode type ElctphysNeuromsJittrElectrdTyp The type of electrode used for the neuromuscular jitter test The type of electrode used for the neuromuscular jitter test Electrode Type SFEMG;Concentric Needle Single fiber electromyography (SFEMG);Concentric Needle Alphanumeric

Record the type of jitter electrode used

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

C12718 Electrophysiology repetitive nerve stimulation study preactivation number ElctphysReptNrvStimStdPreacNum The numeric identifier corresponding to the amplitude and area values recorded for preactivation during the repetitive nerve stimulation study The numeric identifier corresponding to the amplitude and area values recorded for preactivation during the repetitive nerve stimulation study Preactivation Numeric Values

Record the correct number in the series of preactivation timepoints

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C12740 Electrophysiology neuromuscular jitter activation technique type ElctphyNeuromsJitrActvtTechTyp The activation technique used for the neuromuscular jitter test The activation technique used for the neuromuscular jitter test Activation Technique Voluntary;Stimulation Voluntary;Stimulation Alphanumeric

Record the activation technique used in jitter muscle test

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

C12719 Electrophysiology repetitive nerve stimulation study preactivation amplitude measurement ElctphRptvNrvStmStPreacAmpMeas Measurement, in mV, of the amplitude of the preactivation being described for the repetitive nerve study being recorded Measurement, in mV, of the amplitude of the preactivation being described for the repetitive nerve study being recorded Amplitude Numeric Values

Record the amplitude in millivolts (mV) To be answered for preactivation #1, #n, and 1-n?

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

milliVolt
C12741 Electrophysiology neuromuscular jitter stimulation type ElctphysNeuromsclrJittrStimTyp Indicator of the stimulation technique, if applicable, used for activation in the neuromuscular jitter study being described Indicator of the stimulation technique, if applicable, used for activation in the neuromuscular jitter study being described If Stimulation, specify: Axonal;Nerve Axonal (needle);Nerve (surface electrode) Alphanumeric

This value is only recorded if Stimulation is answered for Activation Technique.

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

C01539 Temperature measurement TempMeasr Measurement of the participant's/subject's body temperature. Measurement of the participant's/subject's body temperature. Skin temperature Numeric Values

Record the temperature of the participant/ subject at the time the electrophysiology study was performed. Also indicate the scale used to capture temperature.

No references available Adult;Pediatric Supplemental 3.00 2013-08-28 16:08:00.453 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

0 50 degree Celsius 2644401
C12720 Electrophysiology repetitive nerve stimulation study preactivation area measurement ElctphyRptvNrvStmStPreacArMeas Measurement, in mVms, of the area of the preactivation being described for the repetitive nerve study being recorded Measurement, in mVms, of the area of the preactivation being described for the repetitive nerve study being recorded Area Numeric Values

Record the area of the response in millivolt milliseconds (mVms) To be answered for preactivation #1, #n, and 1-n?

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

milliVolt per millisecond
C12742 Electrophysiology neuromuscular jitter pair or endplate study count ElctphyNeurmsJttrPrEndpltStdCt Count of the pairs/endplates studied in the neuromuscular jitter study being described Count of the pairs/endplates studied in the neuromuscular jitter study being described Number pairs/endplates studied Numeric Values

Record for each muscle tested

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C01580 Temperature unit of measure TempUOM Unit of measure for the temperature numerical value Unit of measure for the temperature numerical value Temperature measurement F;C degrees Fahrenheit;degrees Celsius Alphanumeric

Record the scale used to measure the temperature - choose one. Degrees Celsius is the preferred scale for measuring temperature.

Unified Code for Units of Measure - http://unitsofmeasure.org/ Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

2956267
C12721 Electrophysiology repetitive nerve activation technique type ElctphysReptvNervActvtTechnTyp Indicator of the activation technique used in the repetitive nerve study being recorded Indicator of the activation technique used in the repetitive nerve study being recorded Activation Technique Maximum contraction;High frequency stimulation Maximum contraction;High frequency stimulation Alphanumeric

Record the technique used for repetitive stimulation

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

C12743 Electrophysiology neuromuscular jitter mean consecutive difference average value ElctphysNeurmscJttrMCDAvgVal Value, in microseconds, for the average of mean consecutive differences (MCD) recorded for the neuromuscular jitter study being described Value, in microseconds, for the average of mean consecutive differences (MCD) recorded for the neuromuscular jitter study being described Mean MCD Numeric Values

Record the mean MCD in microseconds (us). Record for each muscle tested

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

microsecond
C02411 Laterality type LatTyp Laterality type relative to the anatomic site of the body examined or affected Laterality type relative to the anatomic site of the body examined or affected Side Left;Right;Midline Left;Right;Midline Alphanumeric

Record the side of the anatomic site for each type of electrophysiology study performed (e.g., Motor nerve conduction study, Sensory nerve conduction study, etc.)

No references available Adult;Pediatric Supplemental 3.00 2013-08-28 16:08:00.453 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

C12722 Electrophysiology repetitive nerve high frequency ElctphysReptveNervHighFreq Value, in Hz, of the specific frequency used for the high frequency stimulation activation technique, if applicable, in the repetitive nerve study being recorded Value, in Hz, of the specific frequency used for the high frequency stimulation activation technique, if applicable, in the repetitive nerve study being recorded If High frequency stimulation, specify frequency used Numeric Values

This value is only recorded if High frequency stimulation is answered for Activation Technique. Record the frequency in Hertz (Hz).

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

Hertz
C12744 Electrophysiology neuromuscular jitter mean consecutive difference abnormal count ElctphysNeurmscJttrMCDAbnrmlCt Count of pairs/endplates with abnormal mean consecutive difference (MCD) recorded for the neuromuscular jitter study being described Count of pairs/endplates with abnormal mean consecutive difference (MCD) recorded for the neuromuscular jitter study being described Number w/Abnormal MCD Numeric Values

Record for each muscle tested

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C10777 Electrophysiology study type ElctrophysStdyTyp Type of electrophysiology study conducted Type of electrophysiology study conducted Study Motor nerve conduction study;Sensory nerve conduction study;H-reflex study;Blink reflex test;Repetitive nerve stimulation study;Needle electromyography;Neuromuscular jitter study;Fiber density;Motor unit number estimation (MUNE);Autonomic function testing;Short exercise test;Long exercise test Motor nerve conduction study;Sensory nerve conduction study;H-reflex study;Blink reflex test;Repetitive nerve stimulation study;Needle electromyography;Neuromuscular jitter study;Fiber density;Motor unit number estimation (MUNE);Autonomic function testing;Short exercise test;Long exercise test Alphanumeric

Use this element to identify to which electrophysiology study the results belong

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Single Pre-Defined Value Selected

C12723 Electrophysiology repetitive nerve activation duration ElctphysReptveNervActvtnDur Duration, in sec, of the activation technique used in the repetitive nerve study being recorded Duration, in sec, of the activation technique used in the repetitive nerve study being recorded Activation Duration Numeric Values

Record the duration of activation in seconds (sec)

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

second
C12745 Electrophysiology neuromuscular jitter study blocking count ElctphysNeurmscJttrStdyBlockCt Count of pairs/endplates with blocking recorded for the neuromuscular jitter study being described Count of pairs/endplates with blocking recorded for the neuromuscular jitter study being described Number w/Blocking Numeric Values

Record for each muscle tested

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C10780 Electrophysiology anatomic site ElctrophysAntmicSite Area of the body (e.g., nerve or muscle) where the type of electrophysiology study is performed Area of the body (e.g., nerve or muscle) where the type of electrophysiology study is performed Nerve/Muscle Alphanumeric

Record the anatomic site for each type of electrophysiology study performed (e.g., Motor nerve conduction study, Sensory nerve conduction study, etc.)

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations 255

Free-Form Entry

C12724 Electrophysiology repetitive nerve postactivation elapsed time duration ElctphyReptvNrvPstacElpsdTmDur Interval, in minutes, elapsed after nerve stimulation, at which time postactivation data are being recorded for the repetitive nerve study being recorded Interval, in minutes, elapsed after nerve stimulation, at which time postactivation data are being recorded for the repetitive nerve study being recorded Time Numeric Values

Record postactivation time in the format hours:minutes:seconds (HH:MM:SS)

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

minute
C12775 Electrophysiology neuromuscular jitter mean normal limit value ElctphysNeurmscJttrMnNmlLmtVal Value of the mean of the normal limits recorded for the neuromuscular jitter study being described Value of the mean of the normal limits recorded for the neuromuscular jitter study being described Normal Limit, Mean Numeric Values

Record for each muscle-side tested

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 21:00:23.88 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C12710 Electrophysiology assessment date and time ElctrophysAssmtDateTime Date the particular electrophysiology study was performed Date the particular electrophysiology study was performed Date of Test Date or Date & Time

Record the date/time according to the ISO 8601, the International Standard for the representation of dates and times (http://www.iso.org/iso/home.html). The date/time should be recorded to the level of granularity known (e.g., year, year and month, complete date plus hours and minutes, etc.).

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C12725 Electrophysiology repetitive nerve postactivation number ElctphysReptveNervPstactvtnNum The numeric value given to the amplitude and area values recorded for postactivation during the repetitive nerve stimulation study The numeric value given to the amplitude and area values recorded for postactivation during the repetitive nerve stimulation study Postactivation Number Numeric Values

Record the correct number in the series of postactivation timepoints

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C12776 Electrophysiology neuromuscular jitter pair or endplate normal limit value ElctphyNeurmJttrPrEndplNLmtVal Value of the pair/endplate normal limit recorded for the neuromuscular jitter study being described Value of the pair/endplate normal limit recorded for the neuromuscular jitter study being described Normal Limit, Pair/Endplate Numeric Values

Record for each muscle-side tested

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 21:00:23.88 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C12715 Electrophysiology repetitive nerve stimulation study stimulation rate value ElctphysReptNervStimulaRateVal Value, in Hz, of the stimulation rate used in the repetitive nerve study being recorded Value, in Hz, of the stimulation rate used in the repetitive nerve study being recorded Repetitive Nerve Stimulation Studies: Stimulation Rate Numeric Values

Record the stimulation rate in Hertz (Hz)

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

Hertz
C12726 Electrophysiology repetitive nerve postactivation amplitude measurement ElctphyReptNervPstactvAmpMeasr Measurement, in mV, of the amplitude of the postactivation being described at the time specified for the repetitive nerve study being recorded Measurement, in mV, of the amplitude of the postactivation being described at the time specified for the repetitive nerve study being recorded Amplitude Numeric Values

Record the amplitude of the response to Postactivation stimulus in millivolts (mV). Record the amplitude for postactivation #1, #n, and 1-n ? for each postactivation timepoint.

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

milliVolt
C17976 Electrophysiology neuromuscular jitter study date ElctphysNeurmscJitterStudyDate Date of neuromuscular jitter studies done Date of neuromuscular jitter studies done Date of Test Date or Date & Time

Record the date/time according to the ISO 8601, the International Standard for the representation of dates and times (http://www.iso.org/iso/home.html). The date/time should be recorded to the level of granularity known (e.g., year, year and month, complete date plus hours and minutes, etc.).

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 21:00:23.88 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

C12716 Electrophysiology repetitive nerve stimulation study stimulus duration ElctphysReptveNervStimStdyDur Duration, in ?s, of stimulation in the repetitive nerve study being recorded Duration, in ?s, of stimulation in the repetitive nerve study being recorded Repetitive Nerve Stimulation Studies: Stimulation Duration Numeric Values

Record the duration of the stimulus in microseconds (?s)

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

microsecond
C12727 Electrophysiology repetitive nerve postactivation area measurement ElctphyReptNervPstactAreaMeasr Measurement, in mVms, of the area of the postactivation being described at the time specified for the repetitive nerve study being recorded Measurement, in mVms, of the area of the postactivation being described at the time specified for the repetitive nerve study being recorded Area Numeric Values

Record the amplitude of the response to Postactivation stimulus in millivolts (mV). Record the amplitude for postactivation #1, #n, and 1-n ? for each postactivation timepoint.

No references available Adult;Pediatric Supplemental 3.00 2013-07-24 11:38:01.2 Electrophysiology - MG Non-Imaging Diagnostics Assessments and Examinations

Free-Form Entry

milliVolt per millisecond
CSV