11 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... Acute or chronic infections ... #MSK #rheumatology ... #approach #workup ... #differential #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... noninflammatory Signs ... Joint #pain #Differential ... #Diagnosis #MSK ... #rheumatology #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint pain ... Effusions: - Hematologic ... Osteochondroma Hematologic ... #diagnosis #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint Pain ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup ... #differential #
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
an old house & works ... heaped up borders); differential ... Indiana University Infectious ... Blastomycosis #SkinRash ... #photo
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
at home or at work ... temporal (giant cell) arteritis ... dissection: unilateral pain ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... vasculitis vs infection ... claudication: pain ... chews, not just pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... purpura: Strong sign ... involvement, abdominal pain ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... to exclude are infections ... purpura: strong sign ... , testes -> pain ... #diagnosis #rheumatology
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
swelling, significant pain ... frequent attacks • Arthritis ... Diagnose concomitant infection ... double contour sign ... +Radiographic signs