43 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pulmonary ... • Interstitial lung ... , SLE • Pulmonary ... #differential #diagnosis ... #rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... erythematosus, Rheumatoid arthritis ... , anti-CCP • CXR ... high resolution chest ... #differential #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... sclerosis, Rheumatoid arthritis ... Churg Strauss syndrome ... #diagnosis #differential ... #pulmonary #causes
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung ... PSS: Sjogren syndrome ... RA: rheumatoid arthritis ... Comparison #Table #Pulmonary ... #Rheumatology #
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... diseasePulmonary ... Hypoventilation Syndrome ... Abnormalities • Chest
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long ... Osteomyelitis / Septic Arthritis ... #differential #diagnosis ... #causes #hematology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... - Differential Diagnosis ... Non-Infectious: • Rheumatologic ... SLE, Rheumatoid Arthritis ... - Metastatic: Lung
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Purpura, Urticaria Chest ... effusion, Restrictive lung ... of hip (rare), Arthritis ... Demyelinating syndromes ... #rheumatology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... disease comes from ... On a Chest X-Ray ... #Pulmonary #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Blood cultures • CXR ... ) • CXR upright ... #Abscess #pulmonary