12 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... not apparent T1 MRI ... Brain: - Bones ... #neurology #radiology ... #brain
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
50 CXRs Head CT ... Chest CT 3 mSv 150 ... CXRs Abdomen CT ... #PatientInfo #Radiology ... #Table #Risks #
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
New/worsening MR ... Rx: NSTEMI/UA: stable ... , TIMI low (1-2) ... Indications #Cardiac #catheterization ... #cardiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #Table #Risks #
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Globi Pallidi T2 Low ... Pons: ODS #MRI ... Differential #Diagnosis #Radiology ... #Neurology
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
How much radiation ... in paediatric radiology ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #Table #Risks #
Timeline for Progression of T2WI and DWI Findings in Acute Stroke
 - In the acute phase
- DWI in brain ... ADC will be of low ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology ... #Radiology #Findings
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... MR is able to distinguish ... Desmoid #clinical #mri ... #clinical #Radiology
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Renal Calculus AXR ... Non-contrast CT ... obstruction - Able ... Combination of above MRI ... stones #calculus #Radiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Right Heart Catheterization ... mortality in inferior MI ... shock may have a low ... Ahmed Ghoneem, MD MSc ... catheter #diagnosis #cardiology