Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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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. ... Organizing Pneumonia ... ChestCT #radiology #CTChest ... #diagnosis
COVID-19 Chest Xray - First case of 2019 novel coronavirus in Canada
Chest x-ray shows bilateral, peribronchovascular,
COVID-19 Chest Xray ... coronavirus in Canada Chest ... opacities in all lung ... Care @iBookCC #COVID19 ... #ChestXray #CXR
COVID-19 on Lung POCUS - Day 2

Day 2 after COVID diagnosis. Less sore throat, cough &
COVID-19 on Lung ... diagnosis. ... breath or pleuritic chest ... #clinical #lung ... #ultrasound #pulmonary
β–Ί
Typical COVID19 chest x-ray versus normal. The image on the right shows multi-focal patchy airspace opacities.
chest x-ray versus ... don't look at chest ... image are the lungs ... The "stuff" is pneumonia ... #ChestXRay #CXR
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... with possible COVID ... evaluation - Chest ... X-ray - Lung ultrasound ... Nasopharyngeal PCR for COVID
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... production, pleuritic chest
COVID-19 on Lung POCUS

Day 4 after COVID diagnosis. More cough & tiredness (very badly), still no
COVID-19 on Lung ... diagnosis. ... still no dyspnea/chest ... #clinical #lung ... #ultrasound #pulmonary
β–Ί
Miliary Pattern - Chest Radiology
 β€’ Miliary opacities are scattered, small (1 -4 mm) nodules
 β€’
Miliary Pattern - Chest ... throughout the lungs ... rarely typical pneumonia ... Miliary #Pattern #Chest ... #pulmonary #CXR
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical Cheat ... , inflammatory lung ... detected on CT or CXR ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 β€’ No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... /- High res CT chest ... HIVAIDS #workup #diagnosis