28 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... • Radiation pneumonitis ... , Polymyositis-dermatomyositis ... Idiopathic Interstitial Pneumonias ... #differential #
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential ... Hypersensitivity, Pneumonitis ... Polymyositis, Dermatomyositis ... BrighamChiefs #ILD
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
DM/PM : dermatomyositis ... ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... HRCT #ChestCT #Differential ... #Table #Distribution
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... gangrenosum • IBD ... #skin #rashes #differential ... #diagnosis #rheumatology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... nodular pattern. 1. ... Hypersensitivity pneumonitis ... NodularPattern #Differential ... #Comparison #Table
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... Drug-induced SLE Anti-Jo-1 ... Polymyositis / Dermatomyositis ... #diagnosis #table ... #rheumatology #
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
severity of the disease ... and ILD • Liver ... increases and ILD ... Phenotype 1 ... #rheumatology #
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Interstitial Lung Disease ... - Differential ... this should be 1° ... Chronic Radiation Pneumonitis ... #ILD #Causes #Differential
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... anti-Mi-2, anti-TIF-1, ... Inflammatory #Myopathies #differential ... diagnosis #comparison #rheumatology ... #table