11 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... on Chest CT 1. ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hypertension; CXR, chest ... , chronic lung disease ... #Diagnosis #Peds ... #Pediatrics #Pulmonary
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
Doses for 5 Year-Old ... #PatientInfo #Radiology ... Nuclear #Comparison #Table ... Testing #Study #Peds ... #Pediatrics
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Track Sign on Chest ... CT • Parallel, ... bronchiectasis, CF, ILD ... #Lung #Pulmonary ... #diagnosis #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Bronchogram Sign on Chest ... CT • Patent airways ... edema, severe ILD ... #Lung #Pulmonary ... #diagnosis #radiology
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... may aid in the diagnosis ... confirmed with chest ... CT angiography. ... EmergencyMedicine #CriticalCare
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
features of COVID ... and effusion - Pulmonary ... fibrosis #COVID19 ... #pneumonia #ChestCT ... POCUS #features #Radiology
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
be present on a chest ... computed tomographic (CT ... lobar collapse, lung ... Definition #Criteria #Diagnosis ... #CriticalCare
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... days before Pulmonary ... change CV risk Chest ... unless prior heart/lung ... stratification #diagnosis