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 ... low attenuation (table ... When the cysts have ... Diagnosis #Radiology #Pulmonary ... #Pattern #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... cysts (LAM, LIP ... Diagnosis #Radiology #Pulmonary ... LowAttenuation #Differential ... #Diagram #Comparison
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... pattern not consistent ... Disease #DCLD #pulmonary ... #Algorithm #Diagnosis ... #differential
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial ... lung diseases ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
according to Blue Protocol ... Differential Bilat ... : Pulmonary edema ... lung disease, interstitial ... diffuse infections
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Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... bronchovascular interstitium ... the nodules are diffuse ... Diagnosis #Radiology #Pulmonary ... MultipleNodules #Nodules #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... before the typical cysts ... Diagnosis #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... lung disease, it ... diagnosis (Table ... pulmonary edema
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
capillaritis leading to diffuse ... hemorrhage (DAH) β€’ Diffuse ... sparing of the lung ... hematuria, RBC casts ... β€’ IF staining patterns