15 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Knee Effusion ... Fever/Chills/Joint ... pain/Night sweats ... diagnosis #msk #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... e.g., meniscal tears ... #Pain #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... of hands/feet, knees ... pain / swelling ... effusions, reduced ... narrowing) • Ultrasound
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... suggested by warmth, effusion ... Joint #pain #Differential ... #Diagnosis #MSK
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
in Rheumatoid arthritis ... tend to bear the ... commonly affects the knee ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
left shoulder pain ... Diagnosis? ... #Effusion #POCUS ... #clinical #ultrasound ... #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Hepatitis • Hematoma ... differential #diagnosis ... lower #extremity #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
of the Hip • Arthritis ... Trauma • Strains/ tears ... Pain • Valgus ... position of knee ... #msk
Lipohemarthrosis on POCUS
Pain in L knee after injury. Long axis in suprapatellar recess. What's the diagnosis?
Answer:
Pain in L knee ... What's the diagnosis ... liquid layer in the effusion ... #clinical #ultrasound ... #msk #knee
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Ear Pain (Otalgia ... Diagnosis Framework ... Temporomandibular joint ... causes (subdural hematoma ... #diagnosis