11 results
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... sign - Atoll sign ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis ... #differential #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... CT 1. ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Algorithm Cardiac ... Disease • Acute ... Respiratory Distress ... #HeartFailure #Cardiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... attenuation • DDx: sub-acute ... #Cheese #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
• ↑ Mechanical stress ... caused by a rigid chest ... edema in acute ... #differential #diagnosis ... #STARCHASERS #radiology
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... be present on a chest ... computed tomographic (CT ... lobar collapse, lung ... Definition #Criteria #Diagnosis
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... • Amiodarone half ... pleural effusions • Acute ... toxicity (e.g., acute ... respiratory distress
Preoperative Risk Evaluation

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