8 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Arrhythmia • Atrial ... Chest Wall Abnormalities ... Kyphoscoliosis • Abdominal
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
interstitium or alveolar walls ... or interstitial lung ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #GroundGlass #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Wall Elasticity ... Left Shunt - Anatomic ... Defect: Pulmonary Fibrosis ... Gradient #alveolar #arterial ... Hypoxia #hypoxemia #differential
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
bullae have visible walls ... the surrounding lung ... with end-stage fibrosis ... Clinical #Diagnosis #Radiology ... #CTChest #Cavity
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
patient’s absolute SBP ... less compliant arteries ... Pregnancy • Well-conditioned ... Syndrome • Blunt Abdominal ... #cardiology
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Long-standing vs ... Endometriosis • Fibroids ... wall pain • Abdominal ... #Differential #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... irreversible bronchial wall ... : • Cystic fibrosis ... CT) • Broncho-arterial ... Bronchiectasis #pulmonary #differential
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
pneumonitis (2) The case ... mid and lower lung ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic