17 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... lung disease comes ... On a Chest X-Ray ... #Pulmonary #CXR
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... pneumonias (IIPs ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... , cavities • HRCT ... - Diagnosis: ... , Pulmonary lymphoma ... #ILD #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Constitutional symptoms ... fever, rales, interstitial ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
gradually with symptoms ... Pleuritic chest ... Characteristic finding ... Improvement in symptoms ... on HRCT is highly
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... between these chest ... lung disease, that ... #Clinical #Diagnosis ... #Radiology #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... A HRCT is needed ... to confirm the diagnosis ... UIP #Reticular #Interstitial
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... /- High res CT chest ... HIVAIDS #workup #diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pleural effusion on CXR ... tends to cause interstitial ... lung disease/pulmonary ... pathophysiology #signs #symptoms ... #diagnosis #ExtraArticular
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... a predominant finding ... Kerley B lines on chest ... #Pulmonary #HRCT