20 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... • Acute = Viral ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Polyarticular Join ... PainViral ... Infectious #JointPain #MSK
Talus Fracture on POCUS
Athlete with hard landing on one foot, pain and tenderness over dorsum of
landing on one foot, pain ... dorsum of foot distal ... to tibiotalar joint ... POCUS #clinical #ultrasound ... #MSK #ankle
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... : Is the pain from ... bacterial, fungal, or viral ... #Pain #MSK #rheumatology ... approach #workup #differential
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Rheumatica • Pain ... Detectable HIV viral ... Diffuse muscle pain ... Myopathies #myopathy #differential ... diagnosis #comparison #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... Viral Infections ... #pain #Differential ... #Diagnosis #MSK ... #rheumatology #
Gout Tophus on POCUS

Linear transducer about 1cm away from bone/joint, typical of small joint in a
away from bone/joint ... typical of small joint ... in a distal extremity ... clinical #POCUS #ultrasound ... #msk #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Pain Eyes ... • Bacterial or viral ... #pain #differential ... #diagnosis #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... pain (especially ... the face (many differential ... ; sometimes « viral ... erythematosus #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/Night sweats ... Loss of sensation distal ... #diagnosis #msk