9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... lung disease comes ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... +/- High res CT ... #Infections #HIVAIDS
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... a predominant finding ... differential diagnosis (Table ... pulmonary edema ... #Pulmonary #HRCT
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Patients • Diffuse Interstitial ... edema; ARDS, Metastatic ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... ID_fellows #HIVAIDS
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... edema - filling ... this is nodular interstitial ... lung disease, that ... #CXR #Lobar #Consolidation
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 ... HRCT demonstrated ... #Clinical #Radiology ... #Interstitial #
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
finding in HRCT ... peribronchovascular interstitium ... edema. ... #Clinical #Radiology ... Pattern #Comparison #Table
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
fluid into the interstitium ... edema. ... disease and causes ... #CHF #CXR #Features ... #Findings #Diagram