12 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 ... of Lung Findings ... Airway Changes ( ... #Lung #Pulmonary ... radiology #CTChest #diagnosis
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Fixed Upper Airway ... Restrictive Parenchymal Lung ... Neuromuscular Weakness #Diagnosis ... #pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... - Differential Diagnosis ... syndrome • Shunt Airway ... • Interstitial lung ... #Differential #Diagnosis
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
Lung Findings on ... alveoli as seen in pulmonary ... words louder #Lung ... #PhysicalExam # ... diagnosis #signs
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Hypoxia • Dyspnea ... in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... #differential #diagnosis
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... Specific capnograph patterns ... bronchospasm, airway ... intubation, single lung ... #diagnosis #pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
History: cough, dyspnea ... consolidation and GG pattern ... Organizing Pneumonia - Diagnosis ... inflammatory debris-small airways ... #ILD #diagnosis
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
Exercise intolerance, dyspnea ... regurgitation) Diagnosis ... mosaic parenchymal pattern ... Ventilation-perfusion lung ... hemodynamic variables, dyspnea
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
common cause of dyspnea ... because narrowed airways ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis ... #PhysicalExam
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
data regarding pulmonary ... • Monitoring airway ... • MECHANICAL AIRWAY ... the heart to the lung ... #diagnosis #pulmonary