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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... infection • Still's ... , Vasculitis (e.g ... conditions #joint #pain ... #differential #
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Fever, Arthralgia/arthritis ... fraction < 20% Differential ... #management #treatment ... #rheumatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Malignancy: - Hematologic ... Lupus, Rheumatoid arthritis ... Sarcoidosis, Adult onset Still's ... #Origin #FUO #Differential
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Symptoms of Joint Disease ... categories of joint disease ... mainly or only during ... #MSK #rheumatology ... approach #workup #differential
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... to metastatic disease ... Systemic Diseases ... #Differential # ... #primarycare #table
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Polyarteritis Nodosa (PAN ... Sara Dong @swinndong ... #Aortitis #Differential ... #Diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... taking a shower and moving ... Gonococcal/Lyme etc ... • Adult onset Still's ... Joint #pain #Differential
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/Night sweats ... Effusions: - Hematologic ... Osteochondroma Hematologic
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Legg-Calve-Perthes disease ... Cu deficiency etc ... - HIV - Lyme disease ... #differential #
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Adult Onset Still's ... early evening • Arthritis ... or extremities during ... Treatment - Mild ... : NSAIDS Treatment