6396 results
Systemic Sclerosis Associated Autoantibodies
Anti-topoisomerase I (anti-Sc170): Diffuse skin disease, Pulmonary fibrosis
Anti-centromere: Limited skin disease (~93-95%), Pulmonary
I (anti-Sc170): ... skin disease, Pulmonary ... fibrosis Anti-centromere ... disease (~93-95%), Pulmonary ... Autoantibodies #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... Differential Diagnosis ... for Pulmonary Renal ... #differential #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis) Anti-basement ... multiplex WORKUP & DIAGNOSIS ... ANCA antibody, Anti-GBM ... usually low in anti-GBM ... #differential #diagnosis
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... - Differential Diagnosis ... Vasculitis - Anti-GBM ... Positive (ANCA + anti-GBM ... #Differential #Diagnosis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Henoch-SchonIein Purpura Anti-GBM ... Limited to Kidney: Anti-GBM ... With associated pulmonary ... involvement: Anti-GBM ... #differential #diagnosis
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
- Differential Diagnosis ... Chronic Obstructive Pulmonary ... Hypnotics • Anti-hypertensives ... • Anti-Depressants ... #Differential #Diagnosis
Chronic Obstructive Pulmonary Disease (COPD)
 • COPD Definition
 • Role of PFTs
 • COPD Classification and
Chronic Obstructive Pulmonary ... Antimuscarinics) - Anti-inflammatory ... #Obstructive #Pulmonary ... Disease #COPD #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... disorder (Cardiac, pulmonary ... /SSA, anti-La/SSB ... , anti-Sm, and anti-RNP ... #Differential #Diagnosis
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
corticosteroids +/- anti-fungal ... voriconazole) • Anti-lgE ... Aspergillosis #ABPA #pulmonary ... #diagnosis #management
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Diagnosis ... RF, CCP, CPK, anti-scl70 ... anticentromere ab, Anti-dsDNA ... Pneumonia #COP #BOOP #pulmonary ... #ILD #diagnosis