10 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... parvovirus B19 infection ... lesions • Discoid lupus ... #skin #rashes #differential ... #diagnosis #rheumatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung ... : systemic lupus ... #Differential # ... Comparison #Table ... #Pulmonary #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... permanent alopecia Differential ... fibromyalgia) • Infections ... #Diagnosis #Rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Fever, Hematuria, Hemoptysis ... Diagnosis for Pulmonary ... Complex: Systemic lupus ... erythematosus, ... resolution chest CT
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
: Lupus (SLE), Systemic ... Lymphoproliferative Disorders, Infection ... , Interstitial Pulmonary ... ANA #patterns #rheumatology ... #diagnosis #differential
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... in 24h Airway disease ... Parenchyma: • Infection ... Goodpasture's, SLE ... Diagnosis #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
to exclude are infections ... , and SLE) • Urinalysis ... differential #diagnosis ... #rheumatology # ... classification
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Interstitial lung ... , SLEPulmonary ... Vasculitis (e.g. ... #pain #differential ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... , such as SLE, atherosclerotic ... #Differential #Diagnosis ... #Rheumatology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... papules, pustules, erythematous ... fever, rales, interstitial ... #AIDS #pulmonary