10 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #Lung #Pulmonary ... #diagnosis
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
on Chest CT • ... distinct radiographic areas ... of low, normal ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... clinical symptoms/signs ... evaluation of the pattern ... Areas of diagnostic ... #Algorithm #Hepatology
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... may show this pattern ... Occasional sighs ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... parenchyma Diagnosis ... CT) • Broncho-arterial ... - BAR >1.0 is abnormal ... #differential #diagnosis
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Pneumonia (CAP) - Diagnosis ... Management Pneumonia Signs ... Uremia (blood urea ... radiograph or CT ... Management #treatment #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Lung Exam: Can be normal ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
Her vitals are normal ... She is sent to CT ... and/or delayed diagnosis ... Keep this injury pattern ... Injury #clinical #video
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... trauma are diagnosed ... radiograph pattern ... defaulting to a normal ... #Radiology #CTChest