24 results
Reactive Arthritis
 • Inflammation of joints (commonly large joints)
    - Asymmetric Oligoarthritis: Joint
Reactive Arthritis ... pain in a few joints ... Effusions • Inflammation ... dysuria, pelvic pain ... pathophysiology #diagnosis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... Noninflammatory • Bloody: Trauma ... neuropathy so trauma ... #Joint #Pain #MSK ... #differential #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... Noninflammatory • Trauma ... Joint #pain #Differential ... #Diagnosis #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... : Is the pain from ... Disease: • Pain ... trauma (e.g., meniscal ... #differential #diagnosis
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... pain / swelling ... effusions, reduced ... narrowing) • Ultrasound ... #Rheumatoid #Arthritis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... pain, swelling, ... pain), especially ... effusion (Swelling ... signs #symptoms #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Fever/Chills/Joint ... pain/Night sweats ... - Septic Arthritis ... #differential #diagnosis
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
left shoulder pain ... Tender on top of ... Diagnosis? ... showed effusion ... #clinical #ultrasound
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
MTP Gout Effusion ... and great toe pain-MTP ... No trauma. ... using ultrasound ... MTP joint.
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Bone/Joint Causes ... • Fracture • Arthritis ... pseudogout • Trauma ... differential #diagnosis