13 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, Lupus ... #diagnosis #differential ... #pulmonary #causes
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
SLE : systemic lupus ... ConnectiveTissueDiseases #ILD ... #Differential # ... Comparison #Table #Pulmonary ... #Rheumatology #
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Diagnosis Algorithm ... this should be 1° ... Arthritis, Systemic Lupus ... Chronic Radiation Pneumonitis ... Lung #Diseases #ILD
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
nodular pattern. 1. ... Hypersensitivity pneumonitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Post-strep GN, Lupus ... With associated pulmonary ... #diagnosis #algorithm ... #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... pneumonitis • ... • ANA titers > 1: ... Ro/La, anti-Jo-1, ... #Rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
-1 and IL-6, leading ... SJIA], systemic lupus ... Histopathologic criteria ... Activation #Syndrome #Diagnosis ... #Rheumatology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Diagnosis Framework ... Collapse: • Pathophysiology ... Multi-system illness: 1. ... #diagnosis #causes
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
ATRA treatment Pathophysiology ... Imaging: CXR- pulmonary ... symptoms, or> 1 ... initiation • Differential ... #management #hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... : 1. ... Pneumonitis 3. ... Lung #Abscess #pulmonary ... #differential #