16 results
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
disorders of Liver & Lung ... Malignancies • Aging ... #Factor #RF #rheumatology ... #laboratory #differential ... #diagnosis
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... RA: rheumatoid arthritis ... SLE : systemic lupus ... LungDisease #CTILD #Diagnosis ... #Differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... rheumaticum • Rheumatic ... lesions • Discoid lupus ... #skin #rashes #differential ... #diagnosis #rheumatology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
point (hard to ... Extremities - Right ... #pulmonary #differential ... #diagnosis #signs ... #Lung #POCUS #ultrasound
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... bacterial), acute rheumatic ... spondyloarthropathies, lupus ... #rheumatology # ... approach #workup #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Interstitial lung ... • Shrinking lung ... System Tender points ... #pain #differential ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... Non-autoimmune rheumatologic ... #Rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... up with pain at night ... #Diagnosis #MSK ... #rheumatology #
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Compensated polarized light ... • Systemic lupus ... (to support a diagnosis ... #testing #Rheumatology
Causes of Night Sweats - Differential Diagnosis
 • Malignancy: Lymphoma, Leukemia, Other neoplasm
 • Infections: Human
Causes of Night ... Sweats - Differential ... coccidioidomycosis), Lung ... Orchiectomy • Rheumatologic ... , Prinzmetal's angina