11 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... allopurinol), Infection ... BAL → confirm DAH ... , rule out infection ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... Autoimmune ANCA vasculitis ... , r/o infection ... #differential # ... diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... and renal abnormalities ... to exclude are infections ... • Urinalysis (Renal ... #rheumatology #
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Metabolic • Renal ... • Malignancy Infectious ... Epstein-Barr Virus ... Chronic Obstructive Pulmonary ... Myasthenia Gravis Pharmacologic
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... and renal abnormalities ... Vasculitis Differential ... Polyarteritis Nodosa: • PAN ... Diagnosis #Rheumatology
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... Parenchyma: • Infection ... Kaposi's sarcoma • Rheumatologic ... Autoimmune: ANCA-Assoc vasculitis ... #Diagnosis #pulmonary
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Imaging: CXR- pulmonary ... initiation • Differential ... Diagnosis: Infection ... Anaphylaxis, Acute Renal ... APML #diagnosis #management
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... Legionnaires disease • Pulmonary ... 94 and 84% Renal ... • Toxins • Infection ... tumor burden) Vasculitis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... Lyme disease, Vasculitis ... (e.g., PAN) ... #joint #pain #differential ... #diagnosis #rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
amyloidosis, PAH ... Distal (Type I) renal ... lubricants • Pharmacologic ... Sjogrens #Syndrome #Rheumatology ... #Diagnosis #Management