35 results
Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Signs of Pulmonary ... CT • Main PA ... Carina crossover sign ... #Radiology #cardiology ... #diagnosis
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
Anteroposterior and ... Chest CT 3 mSv 150 ... #Background #Radiation ... #Nuclear #Comparison ... #Table #Risks #
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
are negative a CT ... prompt outpatient orthopedics ... with associated signs ... Fracture #WristXRay #Radiology ... #MSK #Orthopedics
Summary table of heart murmurs associated with mitral and aortic valve diseases as well as their
Summary table of ... well as their signs ... medical diagrams, tables ... #diagnosis #heart ... #cardiology #comparison
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
4 days Chest ... mSv 8 months Chest ... CT 3 mSv 12 months ... #Nuclear #Comparison ... #Table #Risks #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
- Extremity (hand ... ) — Chest 7 mSv ... #Background #Radiation ... #Nuclear #Comparison ... #Table #Risks #
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... interlobular septa in a background ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... dorsum of the hand ... #XRay #Diagnosis ... #Sports #MSK
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... the diagnosis in ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology