97 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
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical
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
14th CXRs 2-view chest ... Anteroposterior and ... Chest CT 3 mSv 150 ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
- Extremity (hand ... 2 years CHEST ... ) — Chest 7 mSv ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
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 ... the proper clinical ... feeding vessel sign ... #Clinical #Radiology
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
: Pathogenesis and ... Clinical Findings ... vertebrae • CT ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... period without chest ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
a CT to rule out ... The diagnosis based ... on this CT was ... #Clinical #Radiology ... #CTChest #SeptalThickening
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... Differential #Comparison #Table