14 results
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... 1 #Diagnosis ... Obstetrics #OBGyn #Radiology ... PE #Pregnancy #Workup ... #Imaging #Comparison
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... Care UltraSound (POCUS ... ) to CT or MRI. ... #Diagnosis #Radiology ... #Limitations #Comparison
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Ultrasound #Contrast #CT ... #MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
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 ... #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 ... can suggest the diagnosis ... abutting the pleura, air-bronchograms ... feeding vessel sign ... #Clinical #Radiology
Air gap sign: loss of cardiac image during systole in Pneumopericardium
Interesting observation –loss of cardiac window
Air gap sign: loss ... Pneumopericardium #clinical ... #cardiology #echocardiogram ... #a4c #plax #pocus ... #airgap #sign
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... #Crescent #Sign ... #diagnosis #radiology ... #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... .2016.12.033 #Air ... #diagnosis #radiology ... #clinical
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CTAir surrounding ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
ASA, Kussmaul's sign ... echocardiogram to workup ... expiration not meeting diagnostic ... Echocardiogram #a4c #pocus ... #clinical #cardiology