Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... seen and in many cases ... RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
perihilar (batwing) or peripheral ... lobar pneumonia caused ... The new name for BAC ... Radiology #Pulmonary #CXR ... #Table #RadiologyAssistant
Back Pain - Differential Diagnosis
Primary Back Pathology:
 β€’ Musculoligamentous injury (a.k.a. lumbosacral strain)
 β€’ Spondylosis (i.e.
Back Pain - Differential ... (most common: lung ... spondylitis), Peripheral ... #Diagnosis #causes ... #primarycare #table
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Lung neoplasms ... with multiple peripheral ... are so small and diffuse ... Radiology #Pulmonary #CXR ... #RadiologyAssistant
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
1) Lack of tapering ... airway near the periphery ... ) 2) Diffuse (involving ... pulmonary #diagnosis #differential ... #causes
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... multiple ill-defined masses ... dealing with the differential ... Clinical #Radiology #CXR ... OrganizingPneumonia #BOOP #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... In most cases small ... The most peripheral ... structures of the lung ... Comparison #Diagram #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
airways in the peripheral ... lung - mucus retention ... The most common cause ... Bronchiectasis #Differential ... #RadiologyAssistant
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Goodpasture's cause ... hemorrhage (DAH) β€’ Diffuse ... sparing of the lung ... periphery is typically ... β€’ IF staining patterns