33 results
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
Approach to the diagnosis ... hypersensitivity pneumonitis; HRCT ... usual interstitial pneumonia ... #pneumonitis #pulmonary ... #diagnosis #algorithm
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... - Imaging: • CXR ... , cavities • HRCT ... - Diagnosis: ... #ILD #diagnosis
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... disease comes from HRCT ... On HRCT there are ... #Pulmonary #CXR
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... , pulmonary congestion ... disease, idiopathic pulmonary ... #Clinical #Diagnosis ... #HRCT #POCUS #Lung
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... involvement of the lung ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR ... symptoms (e.g., ... chest pain) and signs ... #Pulmonolary
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... • Indolent symptoms ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
Lemierre’s Syndrome - Clinical Presentation

97% have septic emboli to the lungs!  So look for pneumonia,
Lemierre’s Syndrome - Clinical ... emboli to the lungs ... So look for pneumonia ... #Presentation #Signs ... #Symptoms #Diagnosis
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated ... #Clinical #Radiology