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The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
' per se. ... indicates unknown cause ... and interstitial ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
physical exam findings ... likely it will be clinically ... , Interstitial Pulmonary ... #patterns #rheumatology ... #diagnosis #differential
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
fluid into the interstitium ... disease and causes ... #Diagnosis #Radiology ... #CHF #CXR #Features ... #Findings #Diagram
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... ab • RF • Antinuclear ... salivary ducts Clinical ... Features: HEENT ... MALT Lymphoma • Lung
Based on the images alone, it is usually not possible to determine the cause of the
non-pulmonary findings ... this is nodular interstitial ... lung disease, that ... #Clinical #Diagnosis ... #Radiology #CXR
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... findings (ANA, ... Classification: ... Features: Lungs ... #Rheumatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... massiliense in CF ... Disease: Clinical ... Lung Disease: ... Imaging, high res CT
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
In daily clinical ... obstructive lung ... #Diagnosis #Radiology ... #CHF #CXR #Stages ... #Findings #Signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... discrepancies Findings ... SLE) • Urinalysis ... #rheumatology # ... classification