12 results
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... and interstitial ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #RadiologyAssistant
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... due to lung disease ... disease Interstitial ... lung disease Other ... #Diagnosis #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... lung disease and ... #Diagnosis #Radiology ... #Pulmonary #CXR
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
physical exam findings ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary ... #patterns #rheumatology ... #diagnosis #differential
Based on the images alone, it is usually not possible to determine the cause of the
non-pulmonary findings ... lung disease, that ... #Clinical #Diagnosis ... #Radiology #CXR ... #RadiologyAssistant
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... findings (ANA, ... Classification: ... Diagnosis: • ANCA-associated ... #Rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... salivary ducts Clinical ... Nephrogenic DI Hematologic ... MALT Lymphoma • Lung ... Sjogrens #Syndrome #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... Diagnosis: Systemic ... SLE) • Urinalysis ... #diagnosis #rheumatology ... #classification
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... lung disease (GLILD ... Chest CT: • Ground-glass ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
cytotoxic drugs for a hematologic ... The radiographic findings ... like idiopathic pulmonary ... differential. ... #Clinical #Radiology