9 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... ): • Septic joint ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • How many joints ... #pain #Differential ... #Diagnosis #MSK ... #rheumatology #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... many other inflammatory ... infections related to bacterial ... #Pain #MSK #rheumatology ... approach #workup #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Wilson's disease Pulmonary ... syndrome - SLE Neurologic ... Vasculitis (e.g., PAN ... #pain #differential ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Polyarteritis Nodosa: • PAN ... tract: Abdominal pain ... Palpable purpura, joint ... Thrombosis and arterial ... #Diagnosis #Rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
erythema nodosum (septal ... skin injury) • Neurologic ... Vascular Disease: Arterial ... Behcet disease) Differential ... Nonsurgical abdominal pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... vesicular eruption - Joints ... arterial aneurysms ... can also occur ... #diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... serial dilution ... , Interstitial Pulmonary ... ANA #patterns #rheumatology ... #diagnosis #differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
symptoms • Rheumatologic ... muscle aches, joint ... pain, chest pain ... Isolated fever • Septic ... • Meningitis, septic