20 results
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
adults - Following are ... comparisons of ... in adults with background ... #PatientInfo #Radiology ... #Table #Risks
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... and PR interval are ... #cardiology #diagnosis ... variants #clinical #comparison
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
Head: - Bones are ... Brain: - Bones are ... #CT #T1 #MRI #comparison ... #neurology #radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
child-bearing age ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
#PatientInfo #Radiology ... #Background #Radiation ... #CT #Nuclear #Comparison ... #Table #Risks #
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
of four choices are ... outlined in Table ... Obstetrics #OBGyn #Radiology ... Workup #Imaging #Comparison ... #Table #Pregnant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
child-bearing age ... Clinical #Diagnosis #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
child-bearing age ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... and PR interval are ... #cardiology #diagnosis ... variants #clinical #comparison
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... dose - Days of background ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Table #Risks #