12 results
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
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #Pulmonary #ChestCT
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... areas of low, normal ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... Occasional sighs ... In lung disease ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis
Lung Hernia (Sibson Hernia) on physical exam due to a traumatic chest injury.

Sibson Hernia is a
to a traumatic chest ... injury. ... is noted after chest ... #clinical #video ... #respiratory #breathing
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... Loss of weight • Chest ... Nasal polyps and signs ... high-resolution chest ... - BAR >1.0 is abnormal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... Pneumonia: • Chest
Normal Lung Sliding in the case of Bullous Lung Disease

Patient presents with with Rt chest pain/dyspnea.
Normal Lung Sliding ... presents with with Rt chest ... Dz seen on CT. ... clinical #ultrasound #pocus ... #pulmonary #Bullous
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
injury • Indirect ... • Amiodarone half ... Pleuritic chest ... reticular opacities on chest ... Eosinophilia • Normal