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

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... DM/PM : dermatomyositis ... ConnectiveTissueDiseases #ILD ... #Differential #Comparison ... #Table #Pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... • Infectious Causes ... , Sarcoidosis, Dermatomyositis ... , Lung adenocarcinoma ... #pulmonary
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Inverse Gottron’s sign ... and Biological Features ... anti-NXP2 Abs Lung ... #dermatology #diagnosis
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... heliotrope, shawl sign ... : Diagnosis of exclusion ... #comparison #rheumatology ... #table
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
Trauma to the long ... accounts for —9096 of cases ... stabilization of fractures ... onset widespread pulmonary ... #Signs #Symptoms
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... is required for diagnosis ... in up to 30% of cases ... #Endocarditis #comparison ... #table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... #Eosinophilic #Lung ... #Diseases #pulmonary ... #differential #diagnosis ... #comparison #table