26 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... Idiopathic Interstitial Pneumonias ... ), Cryptogenic organizing ... #diagnosis #differential ... #pulmonary #causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
other interstitial pneumonias ... Unknown • 6-7 cases ... Pneumonia - Clinical ... Idiopathic interstitial pneumonia ... BOOP #pulmonary #ILD
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Differential Diagnosis ... Causes: Mucormycosis ... Causes: Granulomatosis ... Dermatomyositis, Lung ... granulomatosis, Cryptogenic organizing
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Mycoplasma and Viral Pneumonias ... - Bacterial Pneumonias ... Cancer of the Lung ... Cough #Hemoptysis #Differential ... #Causes #Table
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Pseudomonas FUNGAL PNEUMONIAS ... - 20% of pneumonias ... factor • May cause
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... caused by streptococcus ... OP is organizing ... #Table #RadiologyAssistant
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... OP: organizing pneumonia ... ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential ... #Comparison #Table
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Differential Diagnosis ... intersitial space Infection ... Chronic Radiation Pneumonitis ... #Diseases #ILD ... #Causes #Differential
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... responses of the lung ... indicates unknown cause ... listed in the table ... IdiopathicInterstitialPneumonia #ILD
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... masses. ... dealing with the differential ... #Clinical #Radiology ... #Distribution #Organizing