13 results
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Plump gram-negative ... Gram-negative rods ... #Diagnosis #Comparison ... #Table #Presentation ... #Pulmonary
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... left in order of relative ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
HRCT findings in ... Chronic eosinophilic pneumonia ... predominance (photo negative ... of pulmonary edema ... Clinical #Radiology #CTChest
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... findings. ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... and Management ... • Auscultatory findings ... screening: High negative ... #Pulmonary #Community
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
edema: incidental finding ... in HRCT, smooth ... #CTChest #Reticular ... #Pattern #Comparison ... #Table #RadiologyAssistant
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Characteristic finding ... pneumonitis Diagnosis ... and confirmatory findings ... on HRCT is highly ... #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... cause: Aspiration pneumonia ... for Klebsiella pneumonia ... Lung Abscess Management ... Lung #Abscess #pulmonary
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
a predominant finding ... (Table). ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular