22 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... On a Chest X-Ray ... lung disease and ... seen and in many cases ... #Diagnosis #Radiology
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung ... bases. ... #Clinical #Radiology ... #CXR #UIP #CTChest
Progressive Massive Fibrosis on Chest X-Ray
In a construction worker presenting with shortness of breath.
Progressive Massive Fibrosis
Fibrosis is a chronic interstitial ... lung disease with ... pneumoconiosis which is caused ... #XRay #CXR #silicosis ... #clinical #radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... lesions • 80% with lung ... differential #diagnosis #causes ... #radiology #neurology
On the left a chest film of a patient with UIP due to IPF.
The findings on
changes in the basal lung ... reticular densities caused ... #Clinical #Radiology ... #CXR #CTChest # ... UsualInterstitialPneumonitis #Usual #Interstitial
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
prolapse (Marfan syndrome ... , Ehler-Danlos syndrome ... Direct/indirect chest ... : Dilated CMP, long-standing ... Differential #Diagnosis #Cardiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... Lymphadenopathy, CNS ... factor • May cause ... fever, rales, interstitial
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Sjogren's Syndrome ... Hypocomplementemia • Can cause ... Nephrogenic DI Hematologic ... MALT Lymphoma • Lung ... Diagnosis #Management
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... this is nodular interstitial ... lung disease, that ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology