36 results
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
Patellofemoral Joint ... ), . 4️⃣core, and ... hip abductor weakness ... Patellofemoral #Joint ... #PhysicalExam #Sports
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain with rest ... motion (relieved by rest ... affects the knee hip ... > Stiffness is short-lived ... JointPain #Diagnosis #pathophysiology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
that patient had ... - parvovirus, HIV ... remember yellow and ... #rheumatology # ... approach #workup #differential
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
, ridging, oil spots ... Arthritis of DIP ... to osteolysis (IP ... of IP joints ... PsoriaticArthritis #pathophysiology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
CK, Detectable HIV ... /or joint aches ... myopathy) VA Joint ... Myopathies #myopathy #differential ... diagnosis #comparison #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... improves quickly with rest ... e.g., congenital hip ... #Pain #MSK #rheumatology ... approach #workup #differential
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... common sites: hip ... XR, MRI to dx and ... • Differentiate ... diagnosis #causes #hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... of the affected joint ... : HIV test, a rubella ... • Sacroiliac joint ... diagnosis #testing #Rheumatology
Greater Trochanteric Bursa Injection 

Usually roll patient on side, find the most tender spot, approximately an
the most tender spot ... approximately an extended hand ... joint. ... video #procedure #rheumatology ... #hip
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... spine, shoulders, hips ... - Autoimmune Rheumatologic ... #pain #Differential ... Diagnosis #MSK #rheumatology