100 results
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Effective radiation ... Following are comparisons ... #PatientInfo #Radiology ... ChestXRay #CXR #CT ... #Nuclear #Comparison
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... CT Right Lung: ... #CT #CTChest #pulmonary ... #clinical #radiology ... #Anatomy
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Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Signs of Pulmonary ... CT • Main PA ... Carina crossover sign ... PHTN #ChestCT #CTChest ... #Radiology #cardiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
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
Estimated Medical Radiation ... 14th CXRs 2-view chest ... #PatientInfo #Radiology ... #Background #Radiation ... #Nuclear #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Differential #Comparison ... #Table #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #LAM ... Histiocytosis #RadiologyAssistant
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
pregnant women The radiation ... /Q scanning or CT-PA ... fetal dose of radiation ... Obstetrics #OBGyn #Radiology ... Workup #Imaging #Comparison