27 results
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Avascular necrosis ... • Differentiate ... #diagnosis #causes ... #hematology
Gout Tophus on POCUS

Linear transducer about 1cm away from bone/joint, typical of small joint in a
Gout Tophus on POCUS ... 1cm away from bone ... /joint, typical ... clinical #POCUS #ultrasound ... #msk #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Non-bloody: OA, avascular ... Like in this case ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
) - MSK Radiology ... interphalangeal joint ... with joint-space ... Differential diagnosis ... #rheumatology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... - Differential ... fractured long bone ... #MSK #Differential ... #Orthopedics #Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Drug induced - Bone ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Bone and joint ... diagnosis • Rule out ... other causes such ... SAPHO #Syndrome #Rheumatology ... diagnosis #management #Dermatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... the subchondral bone ... osteopetrosis, avascular ... #Pain #MSK #rheumatology ... approach #workup #differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Fever/Chills/Joint ... - Aneurysmal bone ... diagnosis #msk #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... weeks) Can Be Caused ... #pain #Differential ... #Diagnosis #MSK ... #rheumatology #