63 results
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases ... #Signs #Pulmonary ... #Diseases #diagnosis ... #differential #
Main causes of diffuse parenchymal lung diseases.

#differential #algorithm #diagnosis #causes #DPLD #ILD #parenchymal #lung #diseases #pulmonary
diseases. ... #differential #algorithm ... #diagnosis #causes ... #diseases #pulmonary ... #respiratory
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... severity Acute Respiratory ... #differential # ... diagnosis #signs
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... pneumonia (COP), Respiratory ... Acute, Chronic • Pulmonary ... #diagnosis #differential ... #pulmonary #causes
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Smoking related diseases ... centrilobular emphysema - Respiratory ... edema #Diagnosis ... HRCT #ChestCT #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... Honeycombing Most diseases ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... • Interstitial lung ... diseasePulmonary ... Abnormalities • Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... , Interstitial Lung ... Hypoxia #hypoxemia #differential ... #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... Diagnosis Framework ... diseases, pulmonary ... Failure #hypoxia #Differential ... #Diagnosis #pulmonary
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diagnosis Algorithm ... Diffuse Lung Disease ... • Acute Respiratory ... • Chronic Lung