9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... low attenuation (table ... common pattern ... seen and in many cases
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
and Cytoplasmic Patterns ... Nuclear Patterns ... SSA-60 (Ro60), SSB ... - SLE, SjS, CTD-ILD ... #differential #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm ... Interstitium • ILD ... #Causes
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... lobar pneumonia caused ... called cryptogenic (COP ... Radiology #Pulmonary #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... life • History: cough ... - Imaging: • CXR ... consolidation and GG pattern ... BOOP #pulmonary #ILD
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Causes of Chronic ... Cough - Differential ... Abnormal Chest X-Ray ... • Neoplasm • CHF ... • Asthma • COPD
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
masses. ... non-productive cough ... So we are dealing ... with the differential ... Clinical #Radiology #CXR
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
has a limited differential ... The most common causes ... produces only mild ... Diagnosis #Radiology #CXR ... Lobar #Collapse #Patterns
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(CXR), try rotating ... chest radiograph pattern ... does a better job ... not seen on a CXR ... Most commonly caused