20 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... pain from: • Joint ... e.g., congenital hip ... #Pain #MSK #rheumatology ... #differential #diagnosis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... “Bamboo Spine” Fusion ... @AmyChung #Joint ... #Disorders #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... Pain - Diagnostic ... - parvovirus, HIV ... #Joint #Pain #MSK ... #differential #diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... Pathogenesis and Joint ... effusion (Swelling ... esp carpal, MCP, PIP ... signs #symptoms #diagnosis
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Inflammatory Joint ... in Rheumatoid arthritis ... affects the knee hip ... Comparison #Versus #MSK ... JointDisease #JointPain #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 ... Brucellosis - Viruses: HIV ... #differential #diagnosis ... #msk #physicalexam
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
on POCUS IVDU ... Diagnosis? ... AC joint septic ... #Effusion #POCUS ... clinical #ultrasound #MSK
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
STAIN CULTURE PCR TEST ... nongonococcal ) #Diagnosis ... Arthrocentesis #Joint ... Syonvial #Fluid #Effusion ... Septic #Infective #Arthritis
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... an accessible joint ... effusion • Laboratory ... the workup • Test ... all patients for HIV
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... - Differential Diagnosis ... Polyarticular Join ... rash) • Primary HIV ... Infectious #JointPain #MSK