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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Hyperthyroidism Fever ... • Rheumatic fever ... SLE, Rheumatic fever ... • New murmur, fever ... #pain #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Diagnosis Algorithm ... • Rheumatic Fever ... • Rheumatic Fever ... Inflammatory #JointPain #MSK
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Diagnosis Algorithm ... Pain • Viral ... Infectious #JointPain #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... acute rheumatic fever ... Lyme), reactive arthritis ... #Joint #Pain #MSK ... approach #workup #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... • Rheumatic fever ... streptococci (rheumatic fever ... Joint #pain #Differential ... #Diagnosis #MSK
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Pain Rash ... • Rheumatic fever ... #pain #skin #rashes ... #differential #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... - Fever/chills ... differential #diagnosis ... lower #extremity #msk ... #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... pain/Night sweats ... Acute rheumatic fever ... #diagnosis #msk ... #physicalexam
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Rheumatica • Pain ... , Fever, No muscle ... with temporal arteritis ... Diffuse muscle pain ... Myopathies #myopathy #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... and signs (e.g., fever ... ) • Temporal arteritis ... #neurology #PHANTOMS